Updated July 2026
Journal Publications
Accepted, Published or In-Press
Rezaeyan, A., Hamdi, H., Ghanizadeh, A., Tran, S., and Clarkson, C.R. (2025). Core-scale Modelling of Cyclic Creep Deformation Caused by Cyclic CO2 Injection and Storage in Unconventional Reservoirs. Fuel. 347: 128331.
Song, C., Clarkson, C.R., Deglint, M., Ghanizadeh, A., Blinderman, M.S., Evans, C., and Liu, S. (2025). Study of Simultaneous Hydrogen Gas Stream Purification and CO2 Storage in Coal Samples using an Experimentally Simulated Huff ’n’ Puff Scheme Combined with the Rate-Transient Analysis, Porosity, and Permeability Core Analysis Method. SPE Journal. 30(04): 1-20.
Clarkson, C.R., Rahimof, N., Shabani, M., Song*, C., Bashir, A., Ghanizadeh, A., and Younis, A. (2025). Application of the RTAPK Core Analysis Method to Address Problems Facing Field-Based Characterization and Evaluation of Unconventional Reservoirs. Energy & Fuels. 39(13): 6261-6279.
Song, C., Ghanizadeh, A., and Clarkson, C.R. (2025). Use of the Rate-Transient Analysis Method to Evaluate Permeability to Multiple Gases in a Fractured Coal Sample. Energy & Fuels. 40(1): 210-218.
Luo, L., Clarkson, C.R., Hamdi, H., Yang, Y., and Blinderman, M.S. (2025). Pre-CO2 and CO2 Well-Test Analysis for Evaluating the Effects of Pressure and Adsorption on Permeability of Deep Coals Targeted for CO2 Sequestration. SPE Journal. 30(11)
He, X., Blinderman, M.S., Clarkson, C.R., and Liu, S. (2025). Temperature- and Pressure-Dependent Methane and Carbon Dioxide Adsorption on Coal: Insights for Carbon Storage in Deep Coal Seam. SPE Journal. 39(13): 6261-6279.
Ma, H., Yang, Y., Xue, Z., Clarkson, C.R., and Chen, Z. (2025). Transitioning from Emission Source to Sink: Economic and Environmental Trade-Offs for CO2-Enhanced Coalbed Methane Recovery of Mannville Coal Canada. Science of The Total Environment. 966: 178721.
Benson, A.-L.L., Clarkson, C.R., and Zeinabady, D. (2025). Analysis of Enhanced Geothermal System Flowback and Circulation Test Data For Fracture and Reservoir Characterization. Geoenergy Science and Engineering. 245: 213532.
Song, C., Ghanizadeh, A., and Clarkson, C.R. (2025). The Impact of Brine Saturation and Distribution on Lean Gas Huff-n-Puff EOR Performance of Tight Oil Reservoirs: Examples from the Montney Formation (Canada). Energies. 18(20)
Becerra, D., Clarkson, C.R., and Ghanizadeh, A. (2024). High-Resolution Petrophysical, Geochemical, and Geomechanical Profiling of a 230 m Continuous Core from the Montney Formation, Canada. AAPG Bulletin. 108(03): 461-478.
Zeinabady, D. and Clarkson, C.R. (2024). Reservoir and Fracture Characterization for Enhanced Geothermal Systems: A Case Study using Multifractured Wells at the Utah Frontier Observatory for Research in Geothermal Energy Site. SPE Journal. 29(01): 592-605.
Pan, B., Yin, X., Yang, Z., Ghanizadeh, A., Debuhr, C., Clarkson, C.R., Gou, F., Zhu, W., Ju, Y., and Iglauer, S. (2024). Real-time Imaging of Oil Shale Pyrolysis Dynamics at Nanoscale via Environmental Scanning Electron Microscopy. Applied Energy. 363: 123093.
Clarkson, C.R., Benson, A.-L.L., and Hamdi, H. (2024). Quantifying the Effects of Interwell Communication Using Dynamic Fluid-in-Place Calculations. SPE Journal. 29(10): 5384-5399.
Emami-Meybodi, H., Ma, M., Zhang, F., Rui, Z., Rezaeyan, A., Ghanizadeh, A., Hamdi, H., and Clarkson, C.R. (2024). Cyclic Gas Injection in Low-Permeability Oil Reservoirs: Progress in Modeling and Experiments. SPE Journal. 29(11): 6217-6250.
Becerra, D., Stasiuk, L., Clarkson, C.R., Carvajal-Ortiz, H., Ghanizadeh, A., and Moslow, T. (2024). Petrographic and Molecular Characterization of Organic-Rich Mudstones with Petroleum Generative Potential from The Lower Triassic Montney Formation, Western Canada. ACS Omega. 9(49): 48089-48111.
Hamdi, H., Clarkson, C.R., and Costa Sousa, M. (2024). Local and Global Timeseries Proxies using Functional Principal Component Analysis: Application to History#Matching and Uncertainty Quantification. Computational Geosciences. 28: 305-321.
Song, C., Ghanizadeh, A., Younis, A., and Clarkson, C.R. (2023). Experimental Evaluation of the Impact of Induced Fractures on Cyclic Solvent Injection Performance in Low-permeability Hydrocarbon Reservoirs. Fuel. 354: 129327.
Zeinabady, D., Clarkson, C.R., Razzaghi, S., Haqparast, S., Benson, A.L., and Azad, M. (2023). Fault Identification for the Purposes of Evaluating the Risk of Induced Seismicity: A Novel Application of the Flowback DFIT. SPE Reservoir Evaluation & Engineering. 26(03): 1059-1072.
Pan, B., Valappil, M.O., Rateick, R., Clarkson, C.R., Tong, X., Deburh, C., Ghanizadeh, A., and Birss, V.I. (2023). Hydrophobic Nanoporous Carbon Scaffolds Reveal the Origin of Polarity-Dependent Electrocapillary Imbibition. Chemical Science. 14(6): 1372-1385.
Zeinabady, D., Tabasinejad, F., and Clarkson, C.R. (2023). A Stochastic Method to Optimize Flowback DFIT (“DFIT-FBA”) Test Design in Tight Reservoirs. Gas Science and Engineering. 110: 204874.
Wang, Z., Cheng, L., Hamdi, H., Jia, P., Cao, R., and Clarkson, C.R. (2023). A Semi-Analytical Model for Quantifying Inter-Well Communication in Water-Bearing Shale Gas-Condensate Reservoirs. Geoenergy Science and Engineering. 228: 211917.
Yang, Z., Shabani, M., Solano, N., Ghanizadeh, A., and Clarkson, C.R. (2023). Experimental Determination of Gas-Water Relative Permeability for Ultra-low-permeability Reservoirs using Crushed-rock Samples: Implications for Drill Cuttings Characterization. Fuel. 347: 128331.
Yang, Y., Clarkson, C.R., Hamdi, H., Ghanizadeh, A., Blinderman, M.S., and Evans, C. (2023). Field Pilot Testing and Reservoir Simulation to Evaluate Processes Controlling CO2 Injection and Associated insitu Fluid Migration in Deep Coal. International Journal of Coal Geology. 275: 104317.
Benson, A.-L.,L., and Clarkson, C.R. (2023). A Semi-analytical Flowback Data History-Matching Approach that Rigorously Accounts for Fracture Dynamics. Gas Science and Engineering. 231: 212289.
Pan, B., Liu, K., Ren, B., Zhang, M., Ju, Y., Gu, J., Zhang, X., Clarkson, C.R., et al. (2023). Impacts of Relative Permeability Hysteresis, Wettability, and Injection/Withdrawal Schemes on Underground Hydrogen Storage in Saline Aquifers. Fuel. 333: 126516.
Shabani, M., Ghanizadeh, A., and Clarkson, C.R. (2023). Gas Relative Permeability Evaluation in Tight Rocks using Rate-Transient Analysis Techniques. Marine and Petroleum Geology. 152: 106207.
Hamdi, H., Clarkson, C.R., and Ghanizadeh, A. (2023). RTA-Assisted Numerical History-Matching Workflow. SPE Reservoir Evaluation & Engineering. 26(04): 1402-1415.
Pan, B., Clarkson, C.R., Ghanizadeh, A., Song, C., Younis, A., Zhu, W., and Iglauer, S. (2023). Liquid Permeability Determination from Vacuum Imbibition in Tight/Shale Core Plugs. Energy & Fuels. 37: 9102-9109.
Zeinabady, D., and Clarkson, C.R. (2023). Stage-by-Stage Hydraulic Fracture and Reservoir Characterization through Integration of Post-Fracture Pressure Decay Analysis and the Flowback Diagnostic Fracture Injection Test Method. SPE Reservoir Evaluation & Engineering. 26(03): 634-650.
Hamdi, H., Clarkson, C.R., Esmail, A., and Costa Sousa, M. (2022). Huff-n-Puff Design for Shale Reservoirs Using Local Dual-Porosity, Dual-Permeability Compositional Simulation. Computational Geosciences. 26: 933-955.
Yang, Y., Liu, S., and Clarkson, C.R. (2022). Quantification of Temperature-dependent Sorption Isotherms in Shale Gas Reservoirs: Experiment and Theory. SPE Journal. 27(05): 3001-3019.
Becerra, D., Clarkson, C.R., de Lima, R.P., Augusto, R., and Galvis-Portilla, H. (2022). Generating a Labeled Dataset to Train Machine Learning Algorithms for Lithological Classification of Drill Cuttings. Interpretation. 10(03): SE85-SE100.
Li, J-C, Yuan, B., and Clarkson, C.R. (2022). A Semi-Analytical Rate-Transient Analysis Model for Light Oil Reservoirs Exhibiting Heterogeneity and Multiphase Flow. Petroleum Science. 20(01): 309-321.
Zeinabady, D., Clarkson, C.R., Zanganeh, B., and Shahamat, S. (2022). First-Time Implementation of Multiple Flowback DFITs (“DFIT-FBA”) along a Horizontal Well. Journal of Natural Gas Science and Engineering. 102: 104601.
Ahmadi, H., Hamdi, H., and Clarkson, C.R. (2022). Rate-Transient Analysis for Estimating the Linear Flow Parameters of Communicating Wells using the Dynamic Drainage Area (DDA) Concept. Journal of Petroleum Science and Engineering. 218: 111038.
Zeinabady, D., Clarkson, C.R., Tabasinejad, F., and McClure, M. (2022). Estimating Reservoir Permeability and Fracture Surface Area Using the Flowback DFIT (“DFIT-FBA”). SPE Reservoir Evaluation & Engineering. 25(04): 704-718.
Benson, A.-L.L., and Clarkson, C.R. (2022). Flowback Rate-Transient Analysis with Spontaneous Imbibition Effects. Journal of Natural Gas Science and Engineering. 108: 104830.
Clarkson, C.R., and Cote, A. (2022). Analysis of Multiple Flow/Buildup Tests Including a 5-Year Buildup: Case Study of an Australian Shale Gas Well. SPE Reservoir Evaluation & Engineering. 26(02): 271-289.
Pan, B., Clarkson, C.R., Younis, A., Song, C., Deburgh, C., Ghanizadeh, A., and Birss V. (2022). New Methods to Evaluate Impacts of Osmotic Pressure and Surfactant on Fracturing Fluid Loss and Effect ofContact Angle on Spontaneous Imbibition Data Scaling in Unconventional Reservoirs. Fuel. 328: 125328.
Pan, B., Clarkson, C.R., Atwa, M., Tong, Xia, Debuhr, C., Ghanizadeh, A., and Birss, V.I., 2021. Spontaneous Imbibition Dynamics of Liquids in Partially-Wet Nanoporous Media: Experiment and Theory. Accepted in Transport in Porous Media (February 22, 2021).
Ahmadi, H., Clarkson, C.R., Hamdi, H., and Behmanesh, H., 2021. Analysis of Production Data from Communicating Multi-fractured Horizontal Wells using the Dynamic Drainage Area Concept. Accepted in SPE Reservoir Evaluation & Engineering (December 31, 2020).
Ghanizadeh, A., Song, C. Clarkson, C.R., and Younis, A., 2021. Relative Permeability of Tight Hydrocarbon Systems: An Experimental Study. Accepted in Fuel (October 9, 2020).
Pan, B., Clarkson, C.R., Atwa, M., Debuhr, C., Ghanizadeh, A., and Birss, V.I., 2021. Wetting Dynamics of Nanoliter Water Droplets in Hydrophobic Nanoporous Media. Journal of Colloid and Interface Science 589, 411-423.
Yang, Z., Yuan, B., Clarkson, C.R., and Ghanizadeh, A., 2021. Evaluation of Surface Diffusion in Microporous/Mesoporous Media Using a Numerical Model Applied to Rate-Of-Adsorption Data: Implications for Improved Gas Permeability Estimation In Shales/Tight Rocks Using Drill Cuttings. Fuel 285, 118794.
Hamdi, H., Clarkson, C.R., Esmail, A., and Costa Sousa, M., 2021. Optimizing the Huff ‘n’ Puff Gas Injection Performance in Shale Reservoirs Considering the Uncertainty: A Duvernay Shale Example. SPE Reservoir Evaluation & Engineering 24 (01): 219-237. SPE-195438-PA.
Pan, B., Clarkson, C.R., Atwa, M., Tong, Xia, Debuhr, C., Ghanizadeh, A., and Birss, V.I., 2021. Spontaneous Imbibition Dynamics of Liquids in Partially-Wet Nanoporous Media: Experiment and Theory. Accepted in Transport in Porous Media (February 22, 2021).
Ahmadi, H., Clarkson, C.R., Hamdi, H., and Behmanesh, H., 2021. Analysis of Production Data from Communicating Multi-fractured Horizontal Wells using the Dynamic Drainage Area Concept. Accepted in SPE Reservoir Evaluation & Engineering (December 31, 2020).
Ghanizadeh, A., Song, C. Clarkson, C.R., and Younis, A., 2021. Relative Permeability of Tight Hydrocarbon Systems: An Experimental Study. Accepted in Fuel (October 9, 2020).
Pan, B., Clarkson, C.R., Atwa, M., Debuhr, C., Ghanizadeh, A., and Birss, V.I., 2021. Wetting Dynamics of Nanoliter Water Droplets in Hydrophobic Nanoporous Media. Journal of Colloid and Interface Science 589, 411-423.
Yang, Z., Yuan, B., Clarkson, C.R., and Ghanizadeh, A., 2021. Evaluation of Surface Diffusion in Microporous/Mesoporous Media Using a Numerical Model Applied to Rate-Of-Adsorption Data: Implications for Improved Gas Permeability Estimation In Shales/Tight Rocks Using Drill Cuttings. Fuel 285, 118794.
Hamdi, H., Clarkson, C.R., Esmail, A., and Costa Sousa, M., 2021. Optimizing the Huff ‘n’ Puff Gas Injection Performance in Shale Reservoirs Considering the Uncertainty: A Duvernay Shale Example. SPE Reservoir Evaluation & Engineering 24 (01): 219-237. SPE-195438-PA.
Hamdi, H., Behmanesh, H., and Clarkson, C.R., 2020. A Semianalytical Approach for Analysis of Wells Exhibiting Multiphase Transient Linear Flow: Application to Field Data. SPE Journal, 25 (06): 3265-3279. SPE-196164-PA.
Zhang, Z., Yuan, B., Ghanizadeh, A., Clarkson, C.R. and Williams-Kovacs, J.D., 2020. Rigorous Estimation of the Initial Conditions of Flowback Using a Coupled Hydraulic-Fracture/Dynamic-Drainage-Area Leakoff Model Constrained by Laboratory Geomechanical Data. SPE Journal 25 (06): 3051-3078. SPE-201095-PA
Clarkson, C.R., Yuan, B., and Zhang, Z., 2020. A New Straight-Line Analysis Method for Estimating Fracture/Reservoir Properties Using Dynamic Fluid-in-Place Calculations. SPE Reservoir Evaluation & Engineering 23 (02): 606-626. SPE-195930-PA.
Ghanizadeh, A., Clarkson, C.R., Clarke, K.M., Yang, Z., Rashidi, B., Vahedian, A., Song, C., DeBuhr, C., Haghshenas, B., Ardakani, O.H., Sanei, H., and Royer, D.P., 2020. Effects of Entrained Hydrocarbon and Organic-Matter Components on Reservoir Quality of Organic-Rich Shales: Implications for “Sweet Spot” Identification and Enhanced-Oil-Recovery Applications in the Duvernay Formation (Canada). SPE Journal 25 (03): 1351-1376. SPE-189787-PA.
Zanganeh, B., Clarkson, C.R., Yuan, B., and Zhang, Z., 2020. Field Trial of a Modified DFIT (pump-in/flowback) Designed to Accelerate Estimates of Closure Pressure, Reservoir Pressure and Well Productivity Index. Journal of Natural Gas Science and Engineering (JNGSE) 78: 103265. DOI: 10.1016/j.jngse.2020.103265.
Clarkson, C.R., Yuan, B., Zhang, Z., Tabasinejad, F., Behmanesh, H., Hamdi, H., Anderson, D., Thompson, J., and Lougheed, D., 2020. Evaluation of the Impact of Multi-Phase Flow On Reservoir Signatures in the Wolfcamp Shale. Journal of Natural Gas Science and Engineering (JNGSE) 76: 103187. DOI: 10.1016/j.jngse.2020.103187.
Jia, P., Ma, M., Cheng, L., and Clarkson, C.R., 2020. A Semi-analytical Model for Capturing Dynamic Behavior of Hydraulic Fractures during Flowback Period in Tight Oil Reservoir. Energy Science & Engineering. DOI: 10.1002/ese3.769.
Yuan, B., Zhang, Z., and Clarkson, C.R., 2019. Generalized Analytical Model of Transient Linear Flow in Heterogeneous Fractured Liquid-Rich Tight Reservoirs with Non-Static Properties. Applied Mathematical Modelling 76: 632-654. DOI: j.apm.2019.06.036.
Osselin, F., Saad, S., Nightingale, M., Hearn, G., Desaulty, A-M., Gaucher, E., Clarkson, C.R., Kloppmann, W., and Mayer, B., 2019. Geochemical and Sulfate Isotopic Evolution of Flowback and Produced Waters Reveals Water-Rock Interactions following Hydraulic Fracturing of a Tight Hydrocarbon Reservoir. Science of the Total Environment 687: 1389-1400. DOI: scitotenv.apm.2019.07.066.
Iwuoha, S.C., Pedersen, P.K., Clarkson, C.R., and Gates, I.D. 2019. A Working Method for Estimating Dynamic Shear Velocity in the Montney Formation. MethodsX 6: 1876-1893. DOI: 10.1016/j.mex.2019.08.013.
Yuan, B., Zhang, Z., and Clarkson, C.R., 2019. Improved Distance-of-Investigation Model for Rate-Transient Analysis in Heterogeneous Unconventional Reservoir with Non-Static Properties. SPE Journal 24 (05): 2362-2377. SPE-191698-PA.
Williams-Kovacs, J.D., and Clarkson, C.R., 2019. Stochastic Modeling and Assisted History-Matching Using Multiple Techniques of Multi-Phase Flowback from Multi-Fractured Horizontal Tight Oil Wells. Advances in Pure Mathematics 9: 242-280. DOI: apm.2019.93012.
Jia, P., Cheng, L., Huang, S., Xue, Y., Clarkson, C.R., Williams-Kovacs, J.D., Wang., S., Wang, D., 2019. Dynamic Coupling of Analytical Linear Flow Solution and Numerical Fracture Model for Simulating Early-Time Flowback of Fractured Tight Oil Wells (Planar Fracture and Complex Fracture Network). Journal of Petroleum Science and Engineering (JPSE) 177: 1-23. DOI: j.petrol.2019.01.086.
Zanganeh, B., Clarkson, C.R., Hawkes, R.R., and Jones, J.R., 2019. A New DFIT Procedure and Analysis Method: An Integrated Field and Simulation Study. Journal of Natural Gas Science and Engineering (JNGSE) 63: 10-17. DOI: 10.1016/j.jngse.2019.01.001.
Deglint, H.J., Clarkson, C.R., Ghanizadeh, A., DeBuhr, C., and Wood, J.M., 2019. Comparison of Micro- and Macro-Wettability Measurements and Evaluation of Micro-Scale Imbibition Rates for Unconventional Reservoirs: Implications for Modeling Multi-Phase Flow at the Micro-Scale. Journal of Natural Gas Science and Engineering (JNGSE) 62: 38-67. DOI: 10.1016/j.jngse.2018.11.026.
Clarkson, C.R., Vahedian, A., Ghanizadeh, A., and Song, C., 2019. A New Low-Permeability Reservoir Core Analysis Method Based on Rate-Transient Analysis Theory*. Fuel 235: 1530-1543. DOI: 10.1016/j.fuel.2018.07.115. * A patent application has been submitted for this new methodology/device.
Jia, P., Cheng, L., Clarkson, C.R., Huang, S., Wu, Y., and Williams-Kovacs, J.D. 2018. A Novel Method for Interpreting Water Data during Flowback and Early-Time Production of Multi-Fractured Horizontal Wells in Shale Reservoirs. International Journal of Coal Geology (IJCGJ) 200: 186-198. DOI: 10.1016/j.coal.2018.11.002.
MacKay, M.K., Eaton, D.W., Pedersen, P.K., and Clarkson, C.R., 2018. Integration of Outcrop, Subsurface, and Microseismic Interpretation for Rock-Mass Characterization: An Example from the Duvernay Formation. Interpretation 6 (04): T919-T936. DOI: 10.1190/INT-2017-156.1.
Ghanizadeh, A., Clarkson, C.R., Vahedian, A., Ardakani, O.H., Sanei, H., and Wood, J.M., 2018. Laboratory-Based Characterization of Pore Network and Matrix Permeability in the Montney Formation: Implications for Methodology Comparisons. Bulletin of Canadian Petroleum Geology 66 (02): 1-27.
Behmanesh, H., Hamdi, H., and Clarkson, C.R., Thompson, J.M., and Anderson, D.M., 2018. Analytical Modeling of Linear Flow in Single-Phase Tight Oil and Tight Gas Reservoirs. Journal of Petroleum Science and Engineering 171: 1084-1098. DOI: 10.1016/j.petrol.2018.08.0023.
Behmanesh, H., Mattar, L., Thompson, J.M., Anderson, D.M., Nakaska, D.W., and Clarkson, C.R. 2018. Treatment of Rate Transient Analysis During Boundary Dominated Flow. SPE Journal 23 (04): 1145-1165. SPE-189167-PA.
Hamdi, H., Behmanesh, H., Clarkson, C.R., 2018. A Semi-Analytical Approach for Analysis of the Transient Linear Flow Regime in Tight Reservoirs under Three-Phase Flow Conditions. Journal of Natural Gas Science and Engineering (JNGSE) 54: 283-296. DOI: 10.1016/j.jngse.2018.04.004.
Osselin, F., Nightingale, M., Hearn, G., Kloppmann, W., Gaucher, E., Clarkson, C.R., and Mayer, B., 2018. Quantifying the Extent of Flowback of Hydraulic Fracturing Fluids using Chemical and Isotopic Tracer approaches. Applied Geochemistry 93: 20-29. DOI: 10.1016/j.apgeochem.2018.03.008.
Shahamat, M.S., Hamdi, H., and Clarkson, C.R. 2018. Analytical Modeling of Linear Flow with Variable Permeability Distribution in Tight and Shale Reservoirs. Journal of Natural Gas Science and Engineering (JNGSE) 50: 325-338. DOI: 10.1016/j.jngse.2017.12.020.
Ardakani, O.H., Sanei, H., Ghanizadeh, A., Lavoie, D., Chen, Z., and Clarkson, C.R. 2018. Do All Fractions of Organic Matter Contribute Equally in Shale Porosity? A Case Study from Upper Ordovician Utica Shale, southern Quebec, Canada. Marine and Petroleum Geology 92: 794-808. DOI: 10.1016/j.marpetgeo.2017.12.009.
Behmanesh, H., Hamdi, H., and Clarkson, C.R. 2018. Reservoir and Fluid Characterization of a Tight Gas Condensate Well in the Montney Formation Using Recombination of Separator Samples and Black Oil History Matching. Journal of Natural Gas Science and Engineering (JNGSE) 49: 227-240. DOI: 10.1016/j.jngse.2017.10.015.
Gasaway, C., Mastalerz, M., Krause, F., Clarkson, C.R., and DeBuhr, C., 2018. Application of micro-FTIR mapping and SEM to study compositional heterogeneity of siltstones: Example from the Late
Devonian–EarlyMississippian Middle Bakken Member. Journal of Microscopy 269 (03): 195-211. DOI: 10.1111/jmi.12463
Shahamat, M.S., and Clarkson, C.R. 2018. Multi-Well, Multi-Phase Flowing Material Balance*. SPE Reservoir Evaluation & Engineering – Formation Evaluation 21 (02): 445-461. SPE-185052-PA. *A version of this method has been included in IHS Harmony Enterprise commercial software (2018 release).
Kanfar, M.S., and, Clarkson, C.R., 2018. Rate Dependence of Bilinear Flow in Unconventional Gas Reservoirs. SPE Reservoir Evaluation & Engineering – Reservoir Engineering 21 (01): 17-30. SPE-186092-PA.
Behmanesh, H., Hamdi, H., and Clarkson, C.R. 2017. Production Data Analysis of Gas Condensate Reservoirs Using Two-Phase Viscosity and Two-Phase Compressibility. Journal of Natural Gas Science and Engineering (JNGSE) 47: 47-58. DOI: 10.1016/j.jngse.2017.07.035.
Deglint, H.J., Clarkson, C.R., DeBuhr, C., and Ghanizadeh, A. 2017. Live Imaging of Micro-Wettability Experiments Performed for Low-Permeability Oil Reservoirs. Scientific Reports (Open Access). DOI: 10.1038/s415898-017-04239-x.
Jia, P., Cheng, L., Clarkson, C.R., and Williams-Kovacs, J.D. 2017. Flow Behavior Analysis of Two-Phase (Gas/Water) Flowback and Early-Time Production from Hydraulically-Fractured Shale Gas Wells Using a Hybrid Numerical/Analytical Model. International Journal of Coal Geology (IJCGJ) 182 (01): 14-31. DOI: 10.1016/j.coal.2017.09.001.
Jia, P., Cheng, L., Qanbari, F., and Clarkson, C.R. 2017. A Laplace Domain Hybrid Model for Representing Flow Behavior of Multi-Fractured Horizontal Wells Communicating Through Secondary Fractures in Unconventional Reservoirs. SPE Journal (SPEJ) 22 (06): 1856-1876. SPE-186109-PA.
Kondla, D., Sanei, H., Clarkson, C.R., Goodarzi, F., 2017. High Resolution Characterization of a Core from the Lower Jurassic Gordondale Member, Western Canada Sedimentary Basin. Marine and Petroleum Geology 83: 50-59. DOI: 10.1016/j.marpetgeo.2017.03.11.
Vishkai, M., Wang, J., Wong, R.C.K., Clarkson, C.R., Gates, I.D., 2017. Modeling Geomechanical Properties in the Montney Formation, Alberta, Canada. International Journal of Rock Mechanics & Mining Sciences 96: 94-105. DOI: 10.1016/j.ijrmms.2017.04.001.
Clarkson, C.R., Salmachi, A., 2017. Rate-Transient Analysis of an Undersaturated CBM Reservoir in Australia: Accounting for Effective Permeability Changes Above and Below Desorption Pressure. Journal of Natural Gas Science and Engineering (JNGSE) 40: 51-60. DOI: 10.1016/j.jngse.2017.01.030.
Ghanizadeh, A., Clarkson, C.R., Aquino, S., and Vahedian, A., 2017. Permeability Standards for Tight Rocks: Design, Manufacture, and Validation. Fuel 197: 121-137. DOI: 10.1016/j.Fuel.2017.01.102
Riazi, N., Clarkson, C.R., Ghanizadeh, A., Vahedian, A., Aquino, S., Wood, J.M. 2017. Determination of Elastic Properties of Tight Rocks from Ultrasonic Measurements: Examples from the Montney Formation (Alberta, Canada). Fuel 196: 442-457. DOI: 10.1016/j.Fuel.2017.01.084
Solano, N., Soroush, M., Clarkson, C.R., Krause, F.F., and Jensen, J.L., 2017. Modeling Core-Scale Permeability Anisotropy in Highly Bioturbated Tight-Oil Reservoir Rocks. Comput Geosci 21: 567-593. DOI: 10.1007/s10596-017-9635-2
Gasaway, C., Mastalerz, M., Krause, F., Clarkson, C.R., and DeBuhr, C., 2017. Applicability of Micro-FTIR in Detecting Shale Heterogeneity. Journal of Microscopy 265 (01): 60-72. DOI: 10.1111/jmi.12463
| 2016 | Clarkson, C.R., Ghaderi, S.M., Kanfar, M.S., Iwuoha, C.S., Pedersen, P.K., Nightingale, M., Shevalier, M., and Mayer, B. 2016. Estimation of Fracture Height Growth in Layered Tight/Shale Gas Reservoirs using Flowback Gas Rates and Compositions – Part II: Field Application in a Liquid-Rich Tight Reservoir. Journal of Natural Gas Science and Engineering (JNGSE) 36: 1031-1049. DOI: 10.1016/j.jngse.2016.11.014. | Journal of Natural Gas Science and Engineering (JNGSE) 36: 1031-1049. DOI: 10.1016/j.jngse.2016.11.014. |
| 2016 | Ghaderi, S.M., and Clarkson, C.R. 2016. Estimation of Fracture Height Growth in Layered Tight/Shale Gas Reservoirs using Flowback Gas Rates and Compositions – Part I: Model Development. Journal of Natural Gas Science and Engineering (JNGSE) 36: 1018-1030. DOI: 10.1016/j.jngse.2016.05.058. | Journal of Natural Gas Science and Engineering (JNGSE) 36: 1018-1030. DOI: 10.1016/j.jngse.2016.05.058. |
| 2016 | Clarkson, C.R., and Qanbari, F. 2016. Semi-Analytical Model for Matching Flowback and Early-Time Production of Multi-Fractured Horizontal Tight Oil Wells. Journal of Unconventional Oil and Gas Resources (JUOGR) 14: 134-145. DOI: 10.1016/j.juogr.2016.07.002. | Journal of Unconventional Oil and Gas Resources (JUOGR) 14: 134-145. DOI: 10.1016/j.juogr.2016.07.002. |
| 2016 | Qanbari, F., and Clarkson, C.R. 2016. Rate-Transient Analysis of Liquid-Rich Tight/Shale Reservoirs Using the Dynamic Drainage Area Concept: Examples from North American Reservoirs. Journal of Natural Gas Science and Engineering (JNGSE) 35: 224-236. DOI: 10.1016/j.jngse.2016.08.049. | Journal of Natural Gas Science and Engineering (JNGSE) 35: 224-236. DOI: 10.1016/j.jngse.2016.08.049. |
| 2016 | Haghshenas, B., and Clarkson, C.R. 2016. Characterization of Multi-Fractured Horizontal Shale Wells using Drill Cuttings: 2. Permeability/Diffusivity Estimation. Journal of Natural Gas Science and Engineering (JNGSE) 32: 586-596. DOI: 10.1016/j.jngse.2016.03.055. | Journal of Natural Gas Science and Engineering (JNGSE) 32: 586-596. DOI: 10.1016/j.jngse.2016.03.055. |
| 2016 | Clarkson, C.R., and Haghshenas, B. 2016. Characterization of Multi-Fractured Horizontal Shale Wells using Drill Cuttings: 1. Fluid-in-Place Estimation. Journal of Natural Gas Science and Engineering (JNGSE) 32: 574-585. DOI: 10.1016/j.jngse.2016.02.056. | Journal of Natural Gas Science and Engineering (JNGSE) 32: 574-585. DOI: 10.1016/j.jngse.2016.02.056. |
| 2016 | Solano, N., Clarkson, C.R., and Krause, F.F. 2016. Characterization of Fine-Scale Rock Structure and Differences in Mechanical Properties in Tight Oil Reservoirs: An Evaluation at the Scale of Elementary Lithological Components Combining Photographic and X-ray Computed Tomographic Imaging, Profile-Permeability and Microh ardness Testing. Journal of Unconventional Oil and Gas Resources (JUOGR) 15: 22-42. DOI: 10.1016/j.juogr.2016.04.003. | Journal of Unconventional Oil and Gas Resources (JUOGR) 15: 22-42. DOI: 10.1016/j.juogr.2016.04.003. |
| 2016 | Kanfar, M.S., and Clarkson, C.R. 2016. Reconciling Flowback and Production: A Novel History-Matching Approach for Liquid-Rich Shales. Journal of Natural Gas Science and Engineering (JNGSE). DOI: 10.1016/j.jngse.2016.04.042. | Journal of Natural Gas Science and Engineering (JNGSE). DOI: 10.1016/j.jngse.2016.04.042. |
| 2016 | Clarkson, C.R., Haghshenas, B., Ghanizadeh, A., Qanbari, F., Williams-Kovacs, J.D., Riazi, N., Debuhr, C., and Deglint, H. 2016. Nanopores to Megafractures: Current Challenges and Methods for Shale Gas Reservoir and Hydraulic Fracture Characterization. Invited Review Article, Journal of Natural Gas Science and Engineering (JNGSE) 31: 612-657. DOI: 10.1016/j.jngse.2016.01.041 | Invited Review Article, Journal of Natural Gas Science and Engineering (JNGSE) 31: 612-657. DOI: 10.1016/j.jngse.2016.01.041 |
| 2016 | Clarkson, C.R., and Qanbari, F. 2016. A Semi-Analytical Method for Forecasting Wells Completed in Low Permeability, Undersaturated CBM Reservoirs. Journal of Natural Gas Science and Engineering (JNGSE) 30: 19-27. DOI: 10.1016/j.jngse.2016.01.040 | Journal of Natural Gas Science and Engineering (JNGSE) 30: 19-27. DOI: 10.1016/j.jngse.2016.01.040 |
| 2016 | Williams-Kovacs, J.D., and Clarkson, C.R. 2016. A Modified Approach for Modeling Two-Phase Flowback From Multi-Fractured Horizontal Shale Gas Wells. Journal of Natural Gas Science and Engineering (JNGSE) 30: 127-147. DOI: 10.1016/j.jngse.2016.02.003 | Journal of Natural Gas Science and Engineering (JNGSE) 30: 127-147. DOI: 10.1016/j.jngse.2016.02.003 |
| 2016 | Clarkson, C.R., and Qanbari, F., 2016. History-Matching and Forecasting Tight Gas Condensate and Oil Wells Using An Approximate Semi-Analytical Model Based on the Dynamic Drainage Area Concept. SPE Reservoir Evaluation & Engineering (SPEREE), March 2016. SPE-175929-PA | SPE Reservoir Evaluation & Engineering (SPEREE), March 2016. SPE-175929-PA |
| 2016 | Heidari Sureshjani, M., Clarkson, C.R., Behmanesh, H., and Soroush, M. 2016. A Direct Method for Property Estimation from Analysis of Infinite Acting Production in Shale/Tight Reservoirs. Journal of Petroleum Science and Engineering (JPSE) 143: 26-34. DOI: 10.1016/j.petrol.2016.02.007. | Journal of Petroleum Science and Engineering (JPSE) 143: 26-34. DOI: 10.1016/j.petrol.2016.02.007. |
| 2016 | Sanei, H., Ardakani, O.H., Ghanizadeh, A., Clarkson, C.R., and Wood, J.M. 2016. Simple Petrographic Grain Size Analysis of Siltstone Reservoir Rocks: An Example from the Montney Tight Gas Reservoir (Western Canada). Fuel 166: 253-257. | Fuel 166: 253-257. |
| 2016 | Kondla, D., Sanei, H., Clarkson, C.R., Ardakani, O.H., and Wang, X. 2016. Effects of Organic and Mineral Matter on Reservoir Quality in a Middle Triassic Mudstone in the Canadian Arctic. International Journal of Coal Geology (IJCG) 153: 112-126. DOI: 10.1016/j.coal.2015.11.012. | International Journal of Coal Geology (IJCG) 153: 112-126. DOI: 10.1016/j.coal.2015.11.012. |
| 2015 | Clarkson, C.R., and Qanbari, F. 2015. An Approximate Semi-Analytical Multi-Phase Forecasting Method for Multi-Fractured Light Tight Oil Wells With Complex Fracture Geometry. Journal of Canadian Petroleum Technology (JCPT) 54 (06): 489-508. SPE-178665-PA. | Journal of Canadian Petroleum Technology (JCPT) 54 (06): 489-508. SPE-178665-PA. |
| 2015 | Behmanesh, H., Clarkson, C.R., Tabatabaie, S.H., and Heidari-Sureshjani, M. 2015. Impact of Distance-of-Investigation Calculations on Rate-Transient Analysis of Unconventional Gas and Light-Oil Reservoirs: New Formulations for Linear Flow. Journal of Canadian Petroleum Technology (JCPT) 54 (06): 509-519. SPE-178928-PA. | Journal of Canadian Petroleum Technology (JCPT) 54 (06): 509-519. SPE-178928-PA. |
| 2015 | Clarkson, C.R., and Qanbari, F. 2015. Transient Flow Analysis and Partial Water Relative Permeability Curve Derivation for Low Permeability Undersaturated Coalbed Methane Wells. International Journal of Coal Geology (IJCG) 152: 110-124. DOI: 10.1016/j.coal.2015.10.008. | International Journal of Coal Geology (IJCG) 152: 110-124. DOI: 10.1016/j.coal.2015.10.008. |
| 2015 | Clarkson, C.R., Williams-Kovacs, J.D., Qanbari, F., Behmanesh, H. and Heidari-Sureshjani, M. 2015. History-Matching and Forecasting Tight/Shale Gas Condensate Wells Using Combined Analytical, Semi-Analytical, and Empirical Methods. Journal of Natural Gas Science and Engineering (JNGSE) 26: 1620-1647. DOI: 10.1016/j.jngse.2015.03.025 | Journal of Natural Gas Science and Engineering (JNGSE) 26: 1620-1647. DOI: 10.1016/j.jngse.2015.03.025 |
| 2015 | Gensterblum, Y., Ghanizadeh, A., Cuss, R.J., Amann-Hildebrand, A., Kroos, B.M., Clarkson, C.R., Harrington, J.F., Zoback, M.D. 2015. Gas Transport and Storage Capacity in Shale Gas Reservoirs – A Review. Part A: Transport Processes. Review Article, Journal of Unconventional Oil and Gas Resources (JUOGR) 12: 87-122. DOI: 10.1016/j.juogr.2015.08.001. | Review Article, Journal of Unconventional Oil and Gas Resources (JUOGR) 12: 87-122. DOI: 10.1016/j.juogr.2015.08.001. |
| 2015 | Wood, J.M., Sanei, H., Curtis, M.E., and Clarkson, C.R. 2015. Solid Bitumen as a Determinant of Reservoir Quality in an Unconventional Tight Gas Siltstone Play. International Journal of Coal Geology (IJCG) 150-151: 287-295. DOI: 10.1016/j.coal.2015.03.015. | International Journal of Coal Geology (IJCG) 150-151: 287-295. DOI: 10.1016/j.coal.2015.03.015. |
| 2015 | Sanei, H., Wood, J.M., Ardakani, O.H., Clarkson, C.R., Jiang. C. 2015. Characterization of Organic Matter Fractions in an Unconventional Tight Gas Siltstone Reservoir. International Journal of Coal Geology (IJCG) 150-151: 296-305. DOI: 10.1016/j.coal.2015.04.004. | International Journal of Coal Geology (IJCG) 150-151: 296-305. DOI: 10.1016/j.coal.2015.04.004. |
| 2015 | Kondla, D., Sanei, H., Embry, A., Ardakani, O.H., Clarkson, C.R. 2015. Depositional Environment and Hydrocarbon Potential of the Middle Triassic Strata of the Sverdrup Basin, Canada. International Journal of Coal Geology (IJCG) 147-148: 71-84. DOI: 10.1016/j.coal.2015.06.010. | International Journal of Coal Geology (IJCG) 147-148: 71-84. DOI: 10.1016/j.coal.2015.06.010. |
| 2015 | Hamdi, H., Behmanesh, H., Clarkson, C.R., and Costa Sousa, M. 2015. Using Differential Evolution for Compositional History-Matching of a Tight Gas Condensate Well in the Montney Formation in Western Canada. Journal of Natural Gas Science and Engineering (JNGSE) 26: 1317-1331. DOI: 10.1016/j.jngse.2015.08.015. | Journal of Natural Gas Science and Engineering (JNGSE) 26: 1317-1331. DOI: 10.1016/j.jngse.2015.08.015. |
| 2015 | Heidari Sureshjani, M., and Clarkson, C.R. 2015. An Analytical Model for Analyzing and Forecasting Production From Multifractured Horizontal Wells With Complex Branched-Fracture Geometry. SPE Reservoir Evaluation & Engineering (SPEREE) 18 (3): 356-374. SPE-176025-PA. | SPE Reservoir Evaluation & Engineering (SPEREE) 18 (3): 356-374. SPE-176025-PA. |
| 2015 | Heidari Sureshjani, M., and Clarkson, C.R. 2015. Transient Linear Flow Analysis of Constant-Pressure Wells with Finite Conductivity Hydraulic Fractures in Tight/Shale Reservoirs. Journal of Petroleum Science and Engineering 133: 455-466. DOI: 10.1016/j.petrol.2015.06.036. | Journal of Petroleum Science and Engineering 133: 455-466. DOI: 10.1016/j.petrol.2015.06.036. |
| 2015 | Ghanizadeh, A., Clarkson, C.R., Aquino, S., Ardakani, O.H., Sanei, H. 2015. Petrophysical and Geomechanical Characteristics of Canadian Tight Oil and Liquid-Rich Gas Reservoirs: I. Pore Network and Permeability Characterization. Fuel 153: 664-681. | Fuel 153: 664-681. |
| 2015 | Ghanizadeh, A., Clarkson, C.R., Aquino, S., Ardakani, O.H., Sanei, H. 2015. Petrophysical and Geomechanical Characteristics of Canadian Tight Oil and Liquid-Rich Gas Reservoirs: II. Geomechanical Property Estimation. Fuel 153: 682-691. | Fuel 153: 682-691. |
| 2015 | Behmanesh, H., Hamdi, H., and Clarkson, C.R. 2015. Production Data Analysis of Tight Gas Condensate Reservoirs. Journal of Natural Gas Science and Engineering (JNGSE) 22: 22-34. DOI: 10.1016/j.jngse.2014.11.005. | Journal of Natural Gas Science and Engineering (JNGSE) 22: 22-34. DOI: 10.1016/j.jngse.2014.11.005. |
| 2015 | Clarkson, C.R., and Qanbari, F. 2015. A Semianalytical Forecasting Method for Unconventional Gas and Light Oil Wells: A Hybrid Approach for Addressing the Limitations of Existing Empirical and Analytical Methods. SPE Reservoir Evaluation & Engineering (SPEREE) 18 (1): 94-110. SPE-170767-PA. | SPE Reservoir Evaluation & Engineering (SPEREE) 18 (1): 94-110. SPE-170767-PA. |
| 2014 | Ghanizadeh, A., Bhowmik, S., Haeri-Ardakani, O., Sanei, H., and Clarkson, C.R. 2015. A Comparison of Shale Permeability Coefficients Derived using Multiple Non-Steady-State Measurement Techniques: Examples from the Duvernay Formation, Alberta (Canada). Fuel 140 (15): 371-387. | Fuel 140 (15): 371-387. |
| 2014 | Bahadur, J., Melnichenko, Y.B., Mastalerz, M., Furmann, A., and Clarkson, C.R. 2014. Hierarchical Pore Morphology of Cretaceous Shale: A Small-Angle Neutron Scattering and Ultrasmall-Angle Neutron Scattering Study. Energy & Fuels 28 (10): 6336-6344. | Energy & Fuels 28 (10): 6336-6344. |
| 2014 | Williams-Kovacs, J.D., and Clarkson C.R. 2014. A New Tool for Prospect Evaluation in Shale Gas Reservoirs. Journal of Natural Gas Science and Engineering (JNGSE) 18: 90-103. DOI: 10.1016/j.jngse.2014.01.020. | Journal of Natural Gas Science and Engineering (JNGSE) 18: 90-103. DOI: 10.1016/j.jngse.2014.01.020. |
| 2014 | Qanbari, F., Clarkson, C.R. 2014. Analysis of Transient Linear Flow in Stress-Sensitive Formations. SPE Reservoir Evaluation & Engineering (SPEREE) 17 (1). SPE-162741-PA. | SPE Reservoir Evaluation & Engineering (SPEREE) 17 (1). SPE-162741-PA. |
| 2013 | Nobakht, M., Ambrose, R., and Clarkson, C.R. 2013. Effect of Heterogeneity in a Horizontal Well with Multiple Fractures on the Long-Term Forecast in Shale Gas Reservoirs. Journal of Canadian Petroleum Technology (JCPT) 52 (6). SPE-149400-PA. | Journal of Canadian Petroleum Technology (JCPT) 52 (6). SPE-149400-PA. |
| 2013 | Qanbari, F., Clarkson, C.R. 2013. A New Method for Dry Gas and Gas Condensate Production Data Analysis for Tight and Shale Gas Reservoirs during Transient Linear Flow Period. Journal of Natural Gas Science and Engineering (JNGSE) 14: 55-65. DOI: 10.1016/j.jngse.2013.05.005 | Journal of Natural Gas Science and Engineering (JNGSE) 14: 55-65. DOI: 10.1016/j.jngse.2013.05.005 |
| 2013 | Clarkson, C.R., Qanbari, F., Nobakht, M., Heffner, L. 2013. Incorporating Geomechanical and Dynamic Hydraulic Fracture Property Changes into Rate-Transient Analysis: Example from the Haynesville Shale. SPE Reservoir Evaluation & Engineering (SPEREE) 16 (3): SPE-162526-PA | SPE Reservoir Evaluation & Engineering (SPEREE) 16 (3): SPE-162526-PA |
| 2013 | Clarkson, C.R., and Williams-Kovacs, J.D. 2013. Modeling 2-Phase Flowback of Multi-Fractured Horizontal Wells Completed in Shale. SPE Journal 18 (4). SPE-162593-PA | SPE Journal 18 (4). SPE-162593-PA |
| 2013 | Ghaderi, S.M., Clarkson, C.R., and Kaviani, D. 2013. Investigation of Primary Recovery in Tight Oil Formations: A Look at the Cardium Formation, Alberta. Oil and Gas Science and Technology (open access, published online September 12, 2013). DOI: 10.2516/ogst/201209 . | Oil and Gas Science and Technology (open access, published online September 12, 2013). DOI: 10.2516/ogst/201209 |
| 2013 | Clarkson, C.R. 2013. Production Data Analysis of Unconventional Gas Wells: Review of Theory and Best Practices. Invited Review Article, International Journal of Coal Geology (IJCG) 109-110 (1): 101-146. DOI: 10.1016/j.coal.2013.01.002 | Invited Review Article, International Journal of Coal Geology (IJCG) 109-110 (1): 101-146. DOI: 10.1016/j.coal.2013.01.002 |
| 2013 | Clarkson, C.R. 2013. Production Data Analysis of Unconventional Gas: Workflow. Invited Teaching Aid Article, International Journal of Coal Geology (IJCG) 109-110 (1): 147-157. DOI: 10.1016/j.coal.2012.11.016 | Invited Teaching Aid Article, International Journal of Coal Geology (IJCG) 109-110 (1): 147-157. DOI: 10.1016/j.coal.2012.11.016 |
| 2013 | Clarkson, C.R., Behmanesh, H., and Chorney, L.,2013. Production Data and Pressure Transient Analysis of Horseshoe Canyon CBM Wells, Part II: Accounting for Dynamic Skin. Journal of Canadian Petroleum Technology (JCPT) 52 (1): 41-53. DOI: 10.2118/148994-PA | Journal of Canadian Petroleum Technology (JCPT) 52 (1): 41-53. DOI: 10.2118/148994-PA |
| 2013 | Clarkson, C.R., Solano, N., Bustin, R.M., Bustin, A.M.M., Chalmers, G.R.L., He, L., Melnichenko, Y.B., Radlinski, A.P., and Blach, T.P., 2013. Pore Structure Characterization of North American Shale Gas Reservoirs Using SANS/USANS, Gas Adsorption, and Mercury Intrusion. Fuel 103 (1): 606-616. DOI: 10.1016/j.Fuel.2012.06.119 | Fuel 103 (1): 606-616. DOI: 10.1016/j.Fuel.2012.06.119 |
| 2013 | Nobakht, M., Clarkson, C.R., and Kaviani, D. 2013. New Type-Curves for Analyzing Horizontal Well with Multiple Fractures in Shale Gas Reservoirs. Journal of Natural Gas Science and Engineering (JNGSE) 10: 99-112. DOI: 10.1016/j.jngse.2012.09.002. | Journal of Natural Gas Science and Engineering (JNGSE) 10: 99-112. DOI: 10.1016/j.jngse.2012.09.002. |
| 2012 | Clarkson, C.R., Wood, J.M., Burgis, S.E., Aquino, S.D., Freeman, M. 2012. Nanopore Structure Analysis and Permeability Predictions for a Tight Gas/Shale Reservoir Using Low-Pressure Adsorption and Mercury Intrusion Techniques. SPE Reservoir Evaluation & Engineering (SPEREE) 15 (6): 648-651. DOI: 10.2118/155537-PA | SPE Reservoir Evaluation & Engineering (SPEREE) 15 (6): 648-651. DOI: 10.2118/155537-PA |
| 2012 | Clarkson, C.R., Freeman, M., He, L., Agamalian, M., Melnichenko, Y.B., Mastalerz, M., Bustin, R.M., Radlinski, A.P., and Blach, T.P. 2012. Characterization of Tight Gas Reservoir Pore Structure Using USANS/SANS and Gas Adsorption Analysis. Fuel 95: 371-385. DOI: 10.1016/j.Fuel.2011.12.010 | Fuel 95: 371-385. DOI: 10.1016/j.Fuel.2011.12.010 |
| 2012 | Clarkson, C.R., Jensen, J.J. and Chipperfield, S. 2012. Unconventional Reservoir Evaluation: What Do We Have to Consider? Journal of Natural Gas Science and Engineering (JNGSE) 8: 9-33. DOI: 10.1016/j.jngse.2012.01.001. | Journal of Natural Gas Science and Engineering (JNGSE) 8: 9-33. DOI: 10.1016/j.jngse.2012.01.001. |
| 2012 | Clarkson, C.R., Jordan, C.L., Ilk, D., and Blasingame, T.A. 2012. Rate-Transient Analysis of 2-Phase (gas + water) CBM Wells. Journal of Natural Gas Science and Engineering (JNGSE) 8: 85-98. DOI: 10.1016/j.jngse.2012.01.006. | Journal of Natural Gas Science and Engineering (JNGSE) 8: 85-98. DOI: 10.1016/j.jngse.2012.01.006. |
| 2012 | Nobakht, M., and Clarkson, C.R. 2012. Analysis of Production Data in Shale Gas Reservoirs: Rigorous Corrections for Fluid Flow Properties. Journal of Natural Gas Science and Engineering (JNGSE) 8: 85-98. DOI: 10.1016/j.jngse.2012.02.002. | Journal of Natural Gas Science and Engineering (JNGSE) 8: 85-98. DOI: 10.1016/j.jngse.2012.02.002. |
| 2012 | Nobakht, M., Clarkson, C.R. and Kaviani, D. 2012. New and Improved Methods for Performing Rate-Transient Analysis of Shale Gas Reservoirs. SPE Reservoir Evaluation & Engineering (SPEREE) 15 (3): 335-350. DOI: 10.2118/147869-PA. | SPE Reservoir Evaluation & Engineering (SPEREE) 15 (3): 335-350. DOI: 10.2118/147869-PA. |
| 2012 | Nobakht, M., and Clarkson, C.R. 2012. A New Analytical Method for Analyzing Linear Flow in Tight/Shale Reservoirs: Constant-Flowing-Pressure Boundary Condition. SPE Reservoir Evaluation & Engineering (SPEREE) 15 (3): 370-384. DOI: 10.2118/143989-PA. | SPE Reservoir Evaluation & Engineering (SPEREE) 15 (3): 370-384. DOI: 10.2118/143989-PA. |
| 2012 | Lespinasse, D.J., Clarkson, C.R., and Ferguson, R.J. 2012. Impedance Analysis for Methane and CO2 Discrimination in Coalbeds. Canadian Journal of Exploration Geophysics 36 (1): 37-45. | Canadian Journal of Exploration Geophysics 36 (1): 37-45. |
| 2012 | Clarkson, C.R., Nobakht, M., Kaviani, D. and Ertekin, T. 2012. Production Analysis of Tight-Gas and Shale-Gas Reservoirs Using the Dynamic-Slippage Concept. SPE Journal 17 (1): 230-242. DOI: 10.2118/144317-PA. | SPE Journal 17 (1): 230-242. DOI: 10.2118/144317-PA. |
| 2012 | Nobakht, M., and Clarkson, C.R. 2012. A New Analytical Method for Analyzing Linear Flow in Tight/Shale Reservoirs: Constant-Rate Boundary Condition. SPE Reservoir Evaluation & Engineering (SPEREE) 15 (1): 51-59. DOI: 10.2118/143990-PA. | SPE Reservoir Evaluation & Engineering (SPEREE) 15 (1): 51-59. DOI: 10.2118/143990-PA. |
| 2012 | Clarkson, C.R., Jensen, J.L., Pedersen, P.K., and Freeman, M. 2012. Innovative Methods for Flow-Unit and Pore-Structure Analysis in a Tight Siltstone and Shale Gas Reservoir. AAPG Bulletin 96 (2): 355-374. DOI: 10.1306/05181110171 | AAPG Bulletin 96 (2): 355-374. DOI: 10.1306/05181110171 |
| 2012 | Nobakht, M., and Clarkson, C.R. 2012. Hybrid Forecasting Methods for Multi-Fractured Horizontal Wells: EUR Sensitivities. Advances in Petroleum Exploration and Development 3 (1): 1-10. DOI: 10.3968/j.aped.1925543820120301.152. | Advances in Petroleum Exploration and Development 3 (1): 1-10. DOI: 10.3968/j.aped.1925543820120301.152. |
| 2011 | Clarkson, C.R., Rahmanian, M., Kantzas, A., and Morad, K. 2011. Relative Permeability of CBM Reservoirs: Controls on Curve Shape. International Journal of Coal Geology (IJCG) 88: 204-217. DOI: 10.1016/j.coal.2011.10.003 | International Journal of Coal Geology (IJCG) 88: 204-217. DOI: 10.1016/j.coal.2011.10.003 |
| 2011 | *Clarkson, C.R., and Beierle, J.J. 2011. Integration of Microseismic and Other Post-Fracture Surveillance with Production Analysis: A Tight Gas Study. Journal of Natural Gas Science and Engineering (JNGSE) 3: 382-401. DOI: 10.1016/j.jngse.2011.03.003. *Original conference paper summary published in October 2010 issue of JPT, an SPE magazine circulated to 100,000+ SPE members worldwide. | Journal of Natural Gas Science and Engineering (JNGSE) 3: 382-401. DOI: 10.1016/j.jngse.2011.03.003. *Original conference paper summary published in October 2010 issue of JPT, an SPE magazine circulated to 100,000+ SPE members worldwide. |
| 2011 | *Clarkson, C.R. and Bustin, R.M. 2011. Coalbed Methane: Current Field-Based Evaluation Methods. SPE Reservoir Evaluation & Engineering (SPEREE) 14 (11): 60–75. DOI: 10.2118/131791-PA. *Top most downloaded paper for SPEREE in June 2011. | SPE Reservoir Evaluation & Engineering (SPEREE) 14 (11): 60–75. DOI: 10.2118/131791-PA. *Top most downloaded paper for SPEREE in June 2011. |
| 2011 | *Ziarani, A.S., Aguilera, R., and Clarkson, C.R. 2011. Effect of Sorption Time on Coalbed Methane Recovery through Numerical Simulation. Fuel 90: 2428-2444. DOI: 10.1016/j.Fuel.2011.03.018. *1st author is post-doctoral student supervised by R. Aguilera. I provided guidance on how to model diffusion in coal with simulator and wrote certain sections of the paper. | Fuel 90: 2428-2444. DOI: 10.1016/j.Fuel.2011.03.018. *1st author is post-doctoral student supervised by R. Aguilera. I provided guidance on how to model diffusion in coal with simulator and wrote certain sections of the paper. |
| 2010 | Clarkson, C.R., Pan, Z., Palmer, I., and Harpalani, S. 2010. Predicting Sorption-Induced Strain and Permeability Increase with Depletion for CBM Reservoirs. SPE Journal 15 (1): 152-159. DOI: 10.2118/114778-PA. | SPE Journal 15 (1): 152-159. DOI: 10.2118/114778-PA. |
| 2009 | Clarkson, C.R. 2009. Case Study: Production Data and Pressure Transient Analysis of Horseshoe Canyon CBM Wells. The Journal of Canadian Petroleum Technology (JCPT) 48 (10): 27-38. DOI: 10.2118/114485 | The Journal of Canadian Petroleum Technology (JCPT) 48 (10): 27-38. DOI: 10.2118/114485 |
| 2009 | Yi, J., Akkutlu, I.Y., Karacan, C.O. and Clarkson, C.R. 2009. Gas Sorption and Transport in Coals: A Poroelastic Medium Approach. International Journal of Coal Geology (IJCG), 77: 137-144. DOI: | International Journal of Coal Geology (IJCG), 77: 137-144. DOI: |
| 2008 | Clarkson, C.R., Jordan, C.L., Gierhart, R.R., and Seidle, J.P. 2008. Production Data Analysis of CBM Wells. SPE Reservoir Evaluation & Engineering (SPEREE) 11 (2): 311–325. DOI: 10.2118/107705-PA. | SPE Reservoir Evaluation & Engineering (SPEREE) 11 (2): 311–325. DOI: 10.2118/107705-PA. |
| 2007 | Clarkson, C.R., Bustin, R.M., and Seidle, J.P. 2007. Production-Data Analysis of Single-Phase (Gas) Coalbed-Methane Wells. SPE Reservoir Evaluation & Engineering (SPEREE) 10 (3): 312–331. DOI: 10.2118/100313. | SPE Reservoir Evaluation & Engineering (SPEREE) 10 (3): 312–331. DOI: 10.2118/100313. |
| 2005 | Clarkson, C.R., and McGovern, J.M. 2005. Optimization of Coalbed Methane Reservoir Exploration and Development Strategies Through Integration of Simulation and Economics. SPE Reservoir Evaluation & Engineering SPEREE 8 (6): 502–519. DOI: 10.2118/88843-PA. | SPE Reservoir Evaluation & Engineering SPEREE 8 (6): 502–519. DOI: 10.2118/88843-PA. |
| 2003 | *Clarkson, C.R. 2003. Application of a New Multicomponent Gas Adsorption Model to Coal Gas Adsorption Systems. SPE Journal 8 (3): 236–252. DOI: 10.2118/78146-PA. *Winner of the Rossiter W. Raymond Award (AIME) and Alfred Noble Prize (ASCE), presented at 2005 SPE ATCE meeting in Dallas, Texas | SPE Journal 8 (3): 236–252. DOI: 10.2118/78146-PA. *Winner of the Rossiter W. Raymond Award (AIME) and Alfred Noble Prize (ASCE), presented at 2005 SPE ATCE meeting in Dallas, Texas |
| 2000 | Clarkson, C.R., and Bustin, R.M. 2000. Binary Gas Adsorption/Desorption Isotherms: Effect of Moisture and Coal Composition Upon Carbon Dioxide Selectivity Over Methane. International Journal of Coal Geology (IJCG) 42: 241-277. | International Journal of Coal Geology (IJCG) 42: 241-277. |
| 1999a | Clarkson, C.R., and Bustin, R.M. 1999a. The Effect of Pore Structure and Gas Pressure upon the Transport Properties of Coal: A Laboratory and Modeling Study. 1. Isotherms and Pore Volume Distributions. Fuel 78: 1333-1344. | Fuel 78: 1333-1344. |
| 1999b | Clarkson, C.R., and Bustin, R.M. 1999b. The Effect of Pore Structure and Gas Pressure upon the Transport Properties of Coal: A Laboratory and Modeling Study. 2. Adsorption Rate Modeling. Fuel 78: 1345-1362. | Fuel 78: 1345-1362. |
| 1998 | Bustin, R.M., and Clarkson, C.R. 1998. Geological Controls on Coalbed Methane Reservoir Capacity and Gas Content. International Journal of Coal Geology 38 (1-2): 3-26. | International Journal of Coal Geology 38 (1-2): 3-26. |
| 1997 | *Clarkson, C.R., and Bustin, R.M. 1997. Application of the Mono/Multilayer and Adsorption Potential Theories to Coal Methane Adsorption Isotherms at Elevated Temperature and Pressure. Carbon 35 (12): 1689-1705. *Included “Activated Carbon Compendium” (collection of papers from the journal Carbon 1996-2000), edited by H. Marsh, Elsevier, 2000. | *Included “Activated Carbon Compendium” (collection of papers from the journal Carbon 1996-2000), edited by H. Marsh, Elsevier, 2000. |
| 1997 | Clarkson, C.R., and Bustin, R.M. 1997. Variation in Permeability with Lithotype and Maceral Composition of Cretaceous Coals of the Canadian Cordillera. International of Journal of Coal Geology 33: 135-151. | International of Journal of Coal Geology 33: 135-151. |
| 1996 | Clarkson, C.R., and Bustin, R.M. 1996. Variation in Micropore Capacity and Size Distribution with Composition in Bituminous Coal of the Western Canadian Sedimentary Basin. Fuel 75 (13): 1483-1498. | Fuel 75 (13): 1483-1498. |
Books & Book Chapters
Yang, Y., Clarkson, C.R., and Blinderman, M.S. (2025). Chapter 18: Evaluation of CO2 Storage Potential in the Deep Mannville Coals of Alberta: Vertical Well Injection Testing. John J. Carroll, Ying (Alice) Wu, Mingqiang Hao, and Weiyao Zhu. Acid Gas Injection Field, Data, Simulation. : 337-346. Published, Scrivener Publishing (Wiley)
Clarkson, C.R. (2022). Chapter 10.5: Coalbed Methane, in Chapter 10 Unconventional Resources Estimation. Guidelines for Application of the Petroleum Resources Management System. : 273-289. Published, Society of Petroleum Engineers
Clarkson, C.R., 2021. Unconventional Reservoir Rate-Transient Analysis. Vol 1 – Fundamentals, Analysis Methods and Workflow. Vol 2 – Application to Complex Reservoirs, Exploration and Development. In press. 1000 pages. Elsevier.
Clarkson, C.R., and Williams-Kovacs, J.D., 2019. Chapter 14: Flowback and Early-Time Production Data Analysis (101 pages). In SPE Monograph “Hydraulic Fracturing: Fundamentals and Advances”. Editor-in-Chief: Jennifer Miskimins. Richardson, Texas.
Clarkson, C.R., 2018. Chapter 7: Coalbed Methane (91 pages). In SPE Monograph “Unconventional Gas and Tight Oil Exploitation”. Editor-in-Chief: Roberto Aguilera. Richardson, Texas.
Sanei, H., Wood, J.W., Ardakani, O.H., and Clarkson, C.R., 2017. Chapter 7: Tight Gas Systems. In “The Role of Organic Petrology in the Exploration of Conventional and Unconventional Hydrocarbon Systems”. Book Series: Geology: Current and Future Developments Volume 1. Editors: Isabel Suárez-Ruiz and João Graciano Mendonça Filho. Bentham e-Books.
Conference Papers
Clarkson, C.R., Alkhayyali, W., and Zeinabady, D. (2025). Characterization and Modeling of Enhanced Geothermal Systems Using MethodsDeveloped for Unconventional Hydrocarbon Reservoirs. SPE OnePetro online library. SPE Annual Technical Conference and Exhibition, Houston, United States of America
Neshat, S., Ji, Q., Drury, J., Jones, M., Askabe, Yohanes, Xie, Xueying, Haines, A., Haqparast*, S., Clarkson, C.R., Kramer, C., and Newsham, K. (2025). Rapid Formation Evaluation in the Permian Basin Using Different DFIT-FBA/ReboundApproaches: Design, Field Execution, and Validation Against Traditional DFIT. SPE OnePetro online library. SPE Annual Technical Conference and Exhibition, Houston, United States of America
Chang, M., Green, J.T., Comisky, J., Newsham, K., and Clarkson, C.R. (2025). Use of Rate-Transient Analysis, Porosity, Permeability (RTAPK) CoreAnalysis Method to Constrain Permeability Estimates from MICP Data. SPE OnePetro online]
Hamdi, H., Clarkson, C.R., and Zirbes, E. (2025). Exploration of Geothermal and Lithium Recovery Potentials: A SimulationStudy of Small-scale CO2-Saturated Brine Injection in the Leduc Aquifer in Alberta,Canada. SPE OnePetro online library. SPE Annual Technical Conference and Exhibition, Houston, United States of America
Haqparast, S., and Clarkson, C.R. (2025). Introducing a Customized Workflow to Analyze DFIT-FBA Post-FlowbackShut-in (Rebound) Data. SPE OnePetro online library. SPE International Hydraulic Fracturing Technology Conference and Exhibition, Muscat, Oman
Song, C., Ghanizadeh, A., and Clarkson, C.R. (2025). Experimental Evaluation of CO2-EOR Performance and CO2-Storage Potential in Low-Permeability Unconventional Reservoirs. SPE OnePetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Lamidi, B., Hamdi, H., Koceir, M., Razzaghi, S., and Clarkson, C.R. (2025). Bridging Theory and Practice: A Quantitative Method for Estimating InterWell Communication in the Montney Formation. SPE OnePetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United
States of America
Alkhayyali, W., Han, M., and Clarkson, C.R. (2025). Estimating Stage-by-Stage Reservoir and Fracture Properties Using the Post-FracturePressure Decay Technique. SPE OnePetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Parvazdavani, M., Hamdi, H., Clarkson, C.R., Blinderman, M.S., Evans, C., and Song, C. (2025). Evaluation of Simultaneous Hydrogen Gas Stream Purification and CO2 Storage in Deep Mannville Coal. SPE OnePetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Clarkson, C.R. (2025). A Made-in-Canada Well-Testing Method for Estimating Critical Unconventional Reservoir Properties. Online abstract archive. Geoconvention 2025, Calgary, Canada
Younis, A., Shabani, M., Ghanizadeh, Clarkson, C.R., A., Parvazdavabi, M., Ghanizadeh, Af. (2025). Multi-scale Evaluation of Heterogeneous Leduc and Ireton Formations for Geological CO2 Sequestration: From Pore to Core Scale. Online abstract archive. Geoconvention 2025, Calgary, Canada
Song, C., Ghanizadeh, A., Clarkson, C.R. (2025). Evaluation of Simultaneous H2 Purification and CO2 Sequestration Potential in Deep Coal Seams: A Core Characterization Study of the Mannville Formation. Online abstract archive. CEGA Core Conference 2025, Calgary, Canada
Hamdi, H., Clarkson, C.R., Ghanizadeh, A., Ducatel, E., and Simpson, R. (2025). Multi-Physics Simulation of CO2 Storage in The Leduc Deep Saline Aquifer. Online abstract archive. Geoconvention 2025, Calgary, Canada
Parvazdavani, M., Hamdi, H., Ghanizadeh, A., and Clarkson, C.R. (2025). Evaluation of Continuous Fluid Injection and WAG Techniques for Enhanced Oil Recovery in a Tight Oil Reservoir in Alberta, Canada. SPE OnePetro online library. SPE Canadian Energy Technology Conference and Exhibition,
Calgary, Canada
Ghanizadeh, A., Song, C., Clarkson, C.R., and Younis, A. (2025). Natural Fracture Compressibility and Permeability Hysteresis: Liquid vs. Gas. SPE OnePetro online library. SPE Canadian Energy Technology Conference and Exhibition, Calgary, Canada
Clarkson, C.R., Zeinabady, D., Zanganeh, B., and Haqparast, S. (2025). Learnings from Over 5 Years of Design, Implementation, and Analysis of the Modified Flowback DFIT, DFIT-FBA. SPE OnePetro online library. SPE Hydraulic Fracturing Technology and Exhibition, Houston, United States of America
Williams-Kovacs, J.D., Deryushkin, D., and Clarkson, C.R. (2025). New Hybrid Workflow for Field
Development Planning and Execution: Early Time Fracs vs Long Term Production. SPE OnePetro online
library. SPE Hydraulic Fracturing Technology and Exhibition, Houston, United States of America
Ghanizadeh, A., Yang, Z., Shabani, M., Song, C., Rahimof, N., Younis, A., Hamdi, H., and Clarkson, C.R. (2024). Relative Permeability of Low-Permeability Reservoirs: Montney Examples. Online abstract archive. GUSSOW 2024, Banff, Canada
Clarkson, C.R., Rahimof, N., Shabani, M., Song, C., and Ghanizadeh, A. (2024). RTAPK: A New Approach for Estimating Permeability and Porosity using Montney Cores. Online abstract archive. GUSSOW 2024, Banff, Canada
Younis, A., Ghanizadeh, A., Clarkson, C.R., Janse, B., Omotayoa, T., Shabani, M., Ghanizadeh*, Af., Hamdi, H., Pedersen, P., Ducatel, E., Simpson, R., Qanbari, F. (2024). Evaluation of Geological CO2 Storage Potential of Deep Saline Aquifers: Core Analysis Examples from the Leduc Formation (Alberta, Canada). Online abstract archive. CEGA Core Conference 2024, Canada
Haqparast, S., Zeinabady, D., and Clarkson, C.R. (2024). Selection of the Optimal Hydraulic FracturingFluid by using the DFIT FBA Method. SPE OnePetro online library. SPE/AAPG/SEG Unconventional Resources
Song, C., Younis, A., Ghanizadeh, A., and Clarkson, C.R. (2024). Experimental Evaluation of Water/CO2-flooding to Enhance Oil Recovery from Low-Permeability Reservoirs. Online abstract archive. Geoconvention 2024, Calgary, Canada
Shabani, M., Rahimof, N., Ghanizadeh, A., and Clarkson, C.R. (2024). Enhancing Reservoir Characterization with Rate- and Pressure-transient Analysis (RTA/PTA) Core Analysis Methods. Online abstract archive. Geoconvention 2024, Calgary, Canada
Younis, A., Ghanizadeh, A., and Clarkson, C.R. (2024). Evaluation of Chemical EOR Performance: The Critical Role of Rock Properties and Fluid-Rock Interactions. Online abstract archive. Geoconvention 2024, Calgary, Canada
Rahimof, N., Shabani, M., Ghanizadeh, A., Song, C., and Clarkson, C.R. (2024). Use of the RTAPK Core Analysis Method to Evaluate the Impact of Matrix Heterogeneity on Flow-regime Signatures and Permeability Estimation. SPE OnePetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Ghanizadeh, A., Clarkson, C.R., Younis, A., Hamdi, H., Ghanizadeh, A.R., Ducatel, E., Simpson, R., and Qanbari, F.,. (2024). Mapping Lithium Recovery Potential of Devonian Aquifers in the Western Canadian Sedimentary Basin (Alberta). Online abstract archive. Geoconvention 2024, Calgary, Canada
Rezaeyan, A., Humphrey-Kugbega, K., Tran, S., Younis, A., Song, C., Ghanizadeh, A., Hamdi,H., and Clarkson, C.R. (2024). Experimental Investigation of Cyclic CO2 Injection and Storage in Unconventional Reservoirs Under Reservoir Conditions. SPE OnePetro online library. SPE/AAPG/SEG Unconventional Resources Technology
Williams-Kovacs, J.D., Deryushkin, D., Hepburn, B., Alexander, N., and Clarkson, C.R. (2024). A New Hybrid Workflow for Cost-Effective and Efficient Field Development Planning and Execution. SPE OnePetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Benson, A.-L. L., Hamdi, H., and Clarkson, C.R. (2024). Quantifying Well Communication Using Flowback and Early-Time Production Data. SPE OnePetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Rezaeyan, A., Hamdi, H., Ghanizadeh, A., Tran, S., and Clarkson, C.R. (2024). Core-Scale Modelling of Cyclic Creep Deformation During Cyclic CO2 Injection and Storage in Unconventional Reservoirs. Conference proceedings. Interpore 2024, Qingdao, China
Haqparast, S., Zeinabady, D., and Clarkson, C.R. (2024). Investigating the Effect of Capillary Pressure on DFIT and DFIT-FBA Analysis. SPE OnePetro online library. SPE Canadian Energy Technology Conference and Exhibition, Calgary, Canada
Ghanizadeh, A., Clarkson, C.R., Bader, A., Tutolo, B., Younis, A., and Shabani, M. (2024). Critical Elements Extraction from Flowback and Produced Water: From Lab to Field. SPE OnePetro online library. SPE Canadian Energy Technology Conference and Exhibition, Calgary, Canada
Hamdi, H., Zirbes, E., Clarkson, C.R. (2024). A Quick Decline Method for Forecasting Multiple Wells Using Sparse Functional Principal Component Analysis. SPE OnePetro online library. SPE Canadian Energy Technology Conference and Exhibition, Calgary, Canada
Yang, Z., Ghanizadeh, A., Younis, A., and Clarkson, C.R. (2024). Prediction of Mineralogical Composition in Heterogeneous Unconventional Reservoirs: Comparisons Between Data-Driven and Chemistry-Based Models. SPE OnePetro online library. SPE Canadian Energy Technology Conference and Exhibition, Calgary, Canada
Clarkson, C.R., Benson, A. -L. L., and Hamdi, H. (2024). Quantifying the Effects of Parent-Child Communication Using Dynamic Fluid-In-Place Calculations. SPE OnePetro online library. SPE Hydraulic Fracturing Technology Conference and Exhibition, Houston, United States of America
Ghanizadeh, A., Clarkson, C.R., Song, C., Parsian, O., and Younis, A. (2023). Permeability Enhancement during Artificial Fracturing: Implications for Deep Sedimentary Enhanced Geothermal Systems. EarthDoc Online Geoscience Database. EAGE Global Energy Transition Conference and Exhibition, Paris, France
Clarkson, C.R., Ghanizadeh, A., Shabani, M., Rahimof, N., Song, C., and Younis, A. (2023). Evaluating Fluid Storage and Transport Processes using Artificial Rock Core Samples: Implications for Subsurface Geologic CO2 and Energy Storage. Conference proceedings. Annual World Congress of Smart Materials-2023, Barcelona, Spain
Younis, A., Ghanizadeh, A., and Clarkson, C.R. (2023). Visual Evidence of Iron Precipitation and Dolomite Dissolution in Low-permeability Siltstones due to Interaction with Hydraulic Fracturing Fluids. Online abstract archive. Geoconvention 2023,
Ghanizadeh, A., Song, C., Clarkson, C.R., and Younis, A. (2023). Experimental Evaluation of Relative Permeability in Low-Permeability Rocks: Examples from the Montney & Bakken Formations. Online abstract archive. Geoconvention 2023,
Yang, Y, Hamdi, H., Clarkson, C.R., and Blinderman, M.S. (2023). Numerical Modeling of Field Pilot Data Designed to Evaluate CO2 Storage Potential in the Deep Mannville Coal Seams of Alberta. SPE OnePetro online library. SPE Canadian Energy Technology Conference and Exhibition, Calgary, Canada
Ghanizadeh, A., Song, C., Cesar, J., and Chunqing, J. (2023). Evaluation of Produced Hydrocarbons Composition During Cyclic CO2 Injection (Huff-N-Puff) in Artificially-Fractured Shale Core Sample. SPE OnePetro online library. SPE Canadian Energy Technology Conference and Exhibition, Calgary, Canada
Zeinabady, D. and Clarkson, C.R. (2023). Stage-by-Stage Hydraulic Fracture and Reservoir Characterization Through Post-Fracture-Pressure-Decay Technique and Flowback DFIT Method Integration. SPE OnePetro online library. SPE Canadian Energy Technology Conference and Exhibition, Calgary, Canada
Hamdi, H., Clarkson, C.R., and Ghanizadeh, A. (2022). RTA-Assisted Numerical History-Matching and Co-Optimization of CO2 Storage and HnP Performance for a Near-Critical Gas Condensate Shale Well (paper SPE 210224). SPE Onepetro online library. SPE Annual Technical Conference and Exhibition, Houston, United States of America
Zeinabady, D., Clarkson, C.R., Razzaghi, S., Haqparast, S., Benson, A-L.L., and Azad, M. (2022). Fault Identification for the Purposes of Evaluating the Risk of Induced Seismicity: A Novel Application of the Flowback DFIT (DFIT-FBA) (paper SPE 211100). SPE Onepetro online library. Abu Dhabi International Petroleum Exhibition and Conference, Abu Dhabi, United Arab Emirates
Hamdi, H., Clarkson, C.R., and Costa Sousa, M. (2022). Accurate Surrogate Modelling for Timeseries using Functional Principal Component Analysis: Application to History-Matching and Uncertainty Quantification. Conference proceedings. EAGE ECMOR 2022 Conference on the Mathematics of Geological Reservoirs, The Hague, Netherlands
Fulford, D.S., Behmanesh, H., Clarkson, C.R., and Blasingame, T.A. (2022). On the Relationship Between Gas-Oil Ratio and Well Performance for Unconventional Reservoirs (paper URTeC 3725840). SPE Onepetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Clarkson, C.R., and Cote, A. (2022). Analysis of Multiple Flow/Buildup Tests Including a 5-Year Buildup (paper URTeC 3705570). SPE Onepetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Solano, N.A., Clarkson, C.R., Ghanizadeh, A., Richards, B., Altmann, C.,. (2022). Mesoproterozoic Source Rock Reservoirs – Insights from the Kyalla Formation in the Northern Territory, Australia. Online abstract archive. Geoconvention 2022, (2 pages)
Yang, Y., Clarkson, C.R., Hamdi, H., Ghanizadeh, A., Blinderman, M.S., and Evans, C. (2022). Numerical Simulation of the Impact of Coal Anisotropy on CO2 Sequestration in Deep Mannville Coal Seams (paper URTeC 3702451). SPE Onepetro online library.
Mohammed, T., Ghanizadeh, A., Clarkson, C.R., and Yang, Z. (2022). Profile Ultrasonic Velocity Measurements Performed on Slabbed Core: Implications for High-Resolution Permeability Prediction in Low-Permeability Rocks (paper SPE 208901). SPE Onepetro online library. SPE Canadian Energy Technology Conference, Calgary, Canada
Lamidi, A-L. B., and Clarkson, C.R. (2022). A Rigorous Coupled Flow-Geomechanics Semianalytical Approach for Analyzing Early Flowback Data from Multifractured Horizontal Wells with Complex Fracture Geometry (paper SPE 209174). SPE Onepetro online library. SPE Hydraulic Fracturing Technology Conference, Houston, United States of America
Behmanesh, H., Clarkson, C.R., Tabatabaie, S.H., and Mattar, L. (2021). Effect of Relative Permeability on Modeling of Shale Oil and Gas Production (paper URTeC 208361). SPE Onepetro online library. SPE/ AAPG/SEG Asia Pacific Unconventional Resources Conference
Lamidi, A-L. B., and Clarkson, C.R. (2021). A Semi-Analytical Geomechanical Approach for Forecasting Production Performance in Multifractured Composite Systems (paper SPE 208154). SPE Onepetro online library. Abu Dhabi International Petroleum Exhibition and Conference
Hamdi, H., Behmanesh, H., and Clarkson, C.R. (2021). A Simple Method for Quantifying Inter-Well Communication Using Production Data from Single-Phase Shale Gas Reservoirs (paper SPE 205839). SPE Onepetro online library. SPE Annual Technical Conference and Exhibition, Dubai, United Arab Emirates
Li, J., Yuan, B., Clarkson, C.R., Zhu, X, and Li, Y. (2021). An Analytical Rate-Transient Analysis Model in Unconventional Light Oil Reservoirs Exhibiting Reservoir Heterogeneity and Multiphase Flow (paper URTeC 5266). SPE Onepetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Song, C., Clarkson, C.R., Hamdi, H., and Ghanizadeh, A. (2021). Comparison of CO2 and Lean Gas Cyclic Injection (‘Huff-n-Puff’) in Artificially-Fractured Shale Core Samples (paper URTeC 5309). SPE Onepetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Ahmadi, H., Hamdi, H., and Clarkson, C.R. (2021). Rate-Transient Analysis ofCommunicating Wells using the Dynamic Drainage Area (DDA) Concept (paper URTeC 5443). SPE Onepetro online library. SPE/ AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Yang, Z., Clarkson, C.R., and Ghanizadeh, A. (2021). Evolution of Gas Transport Mechanisms inMicro/mesopores of Organic-Rich Shales During Hydrocarbon Recovery (paper URTeC 5223). SPE Onepetro online library. SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Pan, B., Clarkson, C.R., Younis, A., Song, C., Debuhr*, C., Ghanizadeh, A., and Birss, V.I. (2021). Fracturing Fluid Loss in Unconventional Reservoirs: Evaluating the Impact of Osmotic Pressure and Surfactant and Methods to Upscale Results (paper URTeC 5139). SPE Onepetro online library. SPE/ AAPG/SEG Unconventional Resources Technology Conference, Houston, United States of America
Zeinabady, D., Zanganeh, B., Shahamat, S., and Clarkson, C.R. (2021). Application of DFIT-FBA Tests Performed at Multiple Points in a Horizontal Well for Advanced Treatment Stage Design and Reservoir Characterization (paper SPE 204200). SPE Onepetro online library. SPE Hydraulic Fracturing Technology
Conference and Exhibition (Virtual)
Hamdi, H., Clarkson, C.R., Esmail, A., and Costa Sousa, M., 2020. Importance of Multiple-Contact and Swelling Tests for Huff-n-Puff Simulations: A Montney Shale Example. Paper SPE 201557 presented at the SPE Annual Technical Conference and Exhibition, Virtual, 26 – 29 October. Full-length conference paper.
Clarkson, C.R., Williams-Kovacs, J., Zhang, Z., Yuan, B., Ghanizadeh, A., Hamdi, H., and Islam, A., 2020. Case Studies of Integrated Flowback Analysis: Examples from the Montney and Duvernay Formations. Paper SPE 199968 to presented at the SPE Canada Unconventional Resources Conference, Virtual, 29 September – 1 October.
Ahmadi, H., Clarkson, C.R., Hamdi, H., and Behmanesh, H., 2020. Analysis of Communicating Multi-Fractured Horizontal Well Production Data Using the Dynamic Drainage Area Concept. Paper SPE 199987 to presented at the SPE Canada Unconventional Resources Conference, Virtual, 29 September – 1 October.
Hamdi, H., Clarkson, C.R., Esmail, A., and Costa Sousa, M., 2020. Huff-n-Puff (HNP) Design for Shale Reservoirs Using Dual-Porosity, Dual-Permeability Compositional Simulation. Presented at the EAGE ECMOR XVII 17th European Conference on the Mathematics of Oil Recovery, online, 14-17 September. Full-length conference paper.
Yuan, B., Clarkson, C.R., and Zhang, Z., 2020. Deviations from Classical Diffusion Behavior: A Systematic Investigation of Possible Controls on Abnormal Reservoir Signatures. Presented at the SPE/AAPG/SEG Asia Pacific Unconventional Resources Technology Conference, Virtual, 20-22 July. Full-length conference paper.
Song, C., Clarkson, C.R., Hamdi, H., and Ghanizadeh, A., 2020. Evaluation of Cyclic Solvent Injection (‘Huff-n-Puff’) in Artificially-Fractured Shale Core Samples: Experiments & Modeling. Presented at the SPE/AAPG/SEG Asia Pacific Unconventional Resources Technology Conference, Virtual, 20-22 July. Full-length conference paper.
Zanganeh, B., Clarkson, C.R., Cote, A., and Richards, B., 2020. Field Trials of the New DFIT-Flowback Analysis (DFIT-FBA) for Accelerated Estimates of Closure and Reservoir Pressure and Reservoir Productivity. Presented at the SPE/AAPG/SEG Asia Pacific Unconventional Resources Technology Conference, Virtual, 20-22 July. Full-length conference paper.
Ghanizadeh, A., Song, C., Clarkson, C.R., and Younis, A., 2020. Experimental Evaluation of Relative Permeability in Tight Oil Systems: Examples from North American Tight Oil Plays. Presented at the SPE/AAPG/SEG Asia Pacific Unconventional Resources Technology Conference, Virtual, 20-22 July. Full-length conference paper.
Trivedi, A.S., Clarkson, C.R., and Shor, R.J., 2020. Accounting for Hydraulics and Vibration in MSE Calculations to Estimate Formation Properties. Presented at the IADC/SPE International Drilling Conference and Exhibition held in Galveston, Texas, 3-5 March. Full-length conference paper.
Yuan, B., Zhang, Z., Clarkson, C.R. et al. 2019. Analytical Model for History Matching Drawdown & Buildup Cycles of Multi-Fractured Horizontal Wells Experiencing Multiple Operational Upsets. Presented at the SPE/AAPG/SEG Asia Pacific Unconventional Resources Technology Conference, Brisbane, Australia, 18-19 November. Full-length conference paper.
Clarkson, C.R., Yuan, B., and Zhang, Z., 2019. A New Straight-Line Analysis Method for Estimating Fracture/Reservoir Properties Based on Dynamic Fluid-in-Place Calculations. Paper SPE 195930 presented at the SPE Annual Technical Conference and Exhibition held in Calgary, Alberta, 30 September-2 October. Full-length conference paper.
Hamdi, H., Behmanesh, H., and Clarkson, C.R., 2019. A Semi-Analytical Approach for Analysis of Wells Exhibiting Multi-Phase Transient Linear Flow: Application to Field Data. Paper SPE 196164 presented at the SPE Annual Technical Conference and Exhibition held in Calgary, Alberta, 30 September-2 October. Full-length conference paper.
Clarkson, C.R., Yuan, B., Zhang, Z., Tabasinejad, F., Behmanesh, H., Hamdi, H., Anderson, D., Thompson, J., and Lougheed, D., 2019. Anomalous Diffusion or Classical Diffusion in an Anomalous Reservoir? Evaluation of the Impact of Multi-Phase Flow on Reservoir Signatures in Unconventional Reservoirs. Paper URTeC 85 presented at the Unconventional Resources Technology Conference held in Denver, Colorado, 22–24 July. Full-length conference paper.
Zhang, Z., Clarkson, C.R., Williams-Kovacs, J.D., Yuan, B., and Ghanizadeh, A., 2019. Rigorous Modeling of Salt Transport During Frac, Shut-in, and Flowback to Constrain Hydraulic Fracture/Reservoir Property Estimates. Paper URTeC 109 presented at the Unconventional Resources Technology Conference held in Denver, Colorado, 22–24 July. Full-length conference paper.
Cronkwright, D., Ghanizadeh, A., DeBuhr, C., Song, C., Deglint, H., Clarkson, C.R., and Ardakani, O.H., 2019. Compositional Controls on Micro-Scale Fluid Distribution in Tight Rocks: Examples from the Montney Formation (Canada). Paper URTeC 983 presented at the Unconventional Resources Technology Conference held in Denver, Colorado, 22–24 July. Full-length conference paper.
Sullivan, M., Zanganeh, B., Springer, A., and, Clarkson, C.R., 2019. Post-Fracture Pressure Decay: A Novel (and Free) Stage-Level Assessment Method. Paper URTeC 970 presented at the Unconventional Resources Technology Conference held in Denver, Colorado, 22–24 July. Full-length conference paper.
Hamdi, H., Clarkson, C.R., Esmail, A., and Costa Sousa, M., 2019. A Bayesian Approach for Optimizing the Huff-n-Puff Gas Injection Performance in Shale Reservoirs Under Parametric Uncertainty: A Duvernay Shale Example. Paper SPE 195438 presented at the SPE Europec featured at 81st EAGE Conference and Exhibition held in London, England, 3-6 June. Full-length conference paper.
Salmachi, A., Clarkson, C.R., Zhu, S., and Barkla, J.A., 2018. Relative Permeability Curve Shapes in Coalbed Methane Reservoirs. Paper SPE 192029 presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition held in Brisbane, Australia, 23-25 October. Full length conference paper.
Yuan, B., Zhang, Z., and Clarkson, C.R., 2018. Distance of Investigation Could be Misused in Unconventional Heterogeneous Reservoirs with Non-Static Properties. Paper SPE 191698 presented at the SPE Annual Technical Conference and Exhibition held in Dallas, Texas, 24-26 September. Full-length conference paper.
Vahedian, A, Clarkson, C.R., Ghanizadeh, A., Zanganeh, B., Song C., Hamdi, H., 2018. Use of Rate-Transient Analysis Techniques for Evaluating Experimental Core Permeability Tests for Unconventional Reservoirs. Paper URTeC 2902799 presented at the Unconventional Resources Technology Conference held in Houston, Texas, 23–25 July.
Zhang, Z., Yuan, B., Ghanizadeh, A., Clarkson, C.R., and Williams-Kovacs, J.D., 2018. Rigorous Estimation of the Initial Conditions of Flowback using a Coupled Hydraulic Fracture/Dynamic Drainage Area Leakoff Model Constrained by Laboratory Geomechanical Data. Paper URTeC 2901771 presented at the Unconventional Resources Technology Conference held in Houston, Texas, 23-25 July. Full-length conference paper.
Behmanesh, H., Hamdi, H., Clarkson, C.R., Thompson, J.N., Anderson, D.M., and Chin, A., 2018. Transient Linear Flow Analysis of Multi-Fractured Horizontal Wells Considering Three-Phase Flow and Pressure-Dependent Rock Properties. Paper URTeC 2884255 presented at the Unconventional Resources Technology Conference held in Houston, Texas, 23-25 July. Full-length conference paper.
Yuan, B., Zhang, Z., Hamdi, H., and Clarkson, C.R., 2018. Improved Rate-Transient Analysis for Heterogeneous Fracture Liquid-Rich Tight Reservoirs with Non-Static Properties. Paper URTeC 2901799 presented at the Unconventional Resources Technology Conference held in Houston, Texas, 23-25 July. Full-length conference paper.
Hamdi, H., Clarkson, C.R., Ghanizadeh, A., Ghaderi, S.M., Vahedian, A., Riazi, N., and Esmail, A., 2018. Huff-n-Puff Gas Injection Performance in Shale Reservoirs: A Case Study from Duvernay Shale in Alberta, Canada. Paper URTeC 2902835 presented at the Unconventional Resources Technology Conference held in Houston, Texas, 23-25 July. Full-length conference paper.
Ghanizadeh, A., Clarkson, C.R., Song, C., Vahedian, A., DeBuhr, C., and Deglint, H.J., 2018. Controls on Liquid Hydrocarbon Permeability of Tight Oil and Liquid-Rich Gas Reservoirs: Examples from Bakken and Montney Formations (Canada). Paper URTeC 2902898 presented at the Unconventional Resources Technology Conference held in Houston, Texas, 23-25 July. Full-length conference paper.
MacKay, M., Zanganeh, B., Eaton, D.W., and Clarkson, C.R., 2018. Time-Frequency Analysis of Treatment Pressure from Hydraulic Fracturing. Paper DFNE 18-1377 presented at the 2nd International Discrete Fracture Network Engineering Conference held in Seattle, Washington, USA, 20-22 June. Full-length conference paper.
Ghanizadeh, A., Clarkson, C.R., Clarke, K.M., Yang, Z., Rashidi, B., Vahedian, A., Song, C., DeBuhr, C., Haghshenas, B., Ardakani, O.H., Sanei, H., and Royer, D.P., 2018. Impact of Entrained Hydrocarbon and Organic Matter Components on Reservoir Quality of Organic-Rich Shales: Implications for Sweet Spot Identification in the Duvernay Formation Canada. Paper SPE 189787 presented at the SPE Canada Unconventional Resources Conference held in Calgary, Alberta, Canada, 13-14 March.
Ghanizadeh, A., Rashidi, B., Clarkson, C.R., Sidhu, N., Hobbs, J.J., Yang, Z., Song, C., Hazell, S., and Bustin, R.M., 2018. Characterization of Reservoir Quality in Tight Rocks using Drill Cuttings: Examples form the Montney Formation Alberta, Canada. Paper SPE 189807 presented at the SPE Canada Unconventional Resources Conference held in Calgary, Alberta, Canada, 13-14 March.
Vocke, C.P., Deglint, H.J., Clarkson, C.R., Ghanizadeh, A., Hazell, S., and Bustin, R.M., 2018. Estimation of Petrophysical Properties of Tight Rocks from Drill Cuttings Using Image Analysis: An Integrated Laboratory-Based Approach. Paper SPE 189825 presented at the SPE Canada Unconventional Resources Conference held in Calgary, Alberta, Canada, 13-14 March.
Zanganeh, B., MacKay, M.K., Clarkson, C.R., and Jones, J.R., 2018. DFIT Analysis in Low Leakoff Formations: A Duvernay Case Study. Paper SPE 189826 presented at the SPE Canada Unconventional Resources Conference held in Calgary, Alberta, Canada, 13-14 March.
Williams-Kovacs, J.D. and Clarkson, C.R. 2018. Stochastic Modeling and Assisted History-Matching Using Multiple Techniques of Multi-Phase Flowback from Multi-Fractured Horizontal Tight Oil Wells. Paper SPE 189786 presented at the SPE Canada Unconventional Resources Conference held in Calgary, Alberta, Canada, 13-14 March.
Zanganeh, B., Clarkson, C.R., and Jones, J.R., 2018. Reinterpretation of Flow Patterns During DFITs Based on Dynamic Fracture Geometry, Leakoff and Afterflow. Paper SPE 189840 presented at the SPE Hydraulic Fracturing Technology Conference and Exhibition held in The Woodlands, Texas, 23-25 January. Full-length conference paper.
Clarkson, C.R., Ghaderi, S.M., Kanfar, M., Haghshenas, B., and Iwuoha, S., 2017. Use of In-Situ Fluid Heterogeneity Characterization and Flowback Fluid Compositions to Constrain Fracture Height Growth and EOR Modeling in Liquid-Rich Low-Permeability Reservoirs. Paper URTeC 2691047 presented at the Unconventional Resources Technology Conference held in Austin, Texas, 24-26 July. Full-length conference paper.
Jia, P., Cheng, L., Clarkson, C.R., and Williams-Kovacs, J.D., 2017. Flow Behavior Analysis of Multi-Well Communication Through Secondary Fractures in Tight Oil Reservoirs Using a Laplace Domain Hybrid Model: A Field Example From the Western Canadian Sedimentary Basin. Paper URTeC 2671483 presented at the Unconventional Resources Technology Conference held in Austin, Texas, 24-26 July. Full-length conference paper.
Ghanizadeh, A., Rashidi, B., Clarkson, C.R., Vahedian, A., Vocke, C., and Ghanizadeh, A.R. 2017. Indirect Estimation of Fluid Transport and Rock Mechanical Properties from Elemental Compositions: Implications for “Sweet Spot” Identification in the Montney Formation. Paper URTeC 2670893 presented at the Unconventional Resources Technology Conference held in Austin, Texas, 24-26 July. Full-length conference paper.
Deglint, H., DeBuhr, C., Clarkson, C.R., and Wood, J.W. 2017. Comparison of Micro- and Macro-Wettability Measurements for Unconventional Reservoirs: The Devil is in the Detail. Paper URTeC 2690338 presented at the Unconventional Resources Technology Conference held in Austin, Texas, 24-26 July. Full-length conference paper.
Cugnart, R., Rasoanaivo, S., Williams-Kovacs, J.D., Raverta, M., and Clarkson, C.R. 2017. Early Time SRV Characterization Through Flowback Analysis: Application of Clarkson/Williams-Kovacs Technique to Vaca Muerta. Paper URTeC 2689844 presented at the Unconventional Resources Technology Conference held in Austin, Texas, 24-26 July. Full-length conference paper.
Riazi, N., and Clarkson, C.R. 2017. The Use of Time-Lapse Seismic Attributes for Characterizing Hydraulic Fractures in a Tight Siltstone Reservoir. Paper URTeC 2670158 presented at the Unconventional Resources Technology Conference held in Austin, Texas, 24-26 July. Full-length conference paper.
Clarkson, C.R., Qanbari, F., Williams-Kovacs, J.D., and Zanganeh, B., 2017. Fracture Propagation, Leakoff, and Flowback Modeling for Tight Oil Wells Using the Dynamic Drainage Area Concept. Paper SPE 185724 presented at the SPE Western Regional Meeting held in Bakersfield, California, 23-27 April. Full-length conference paper.
Zanganeh, B., Clarkson, C.R., and Hawkes, R.V., 2017. Reinterpretation of Fracture Closure Dynamics During Diagnostic Fracture Injection Tests. Paper SPE 185649 presented at the SPE Western Regional Meeting held in Bakersfield, California, 23-27 April. Full-length conference paper.
Qanbari, F., Clarkson, C.R., Shahamat, M.S., 2017. Incorporation of Formation Water into Rate-Transient Analysis of Tight Oil Wells with High Water-Oil Ratio: A Field Example from North America. Paper SPE 185745 presented at the SPE Western Regional Meeting held in Bakersfield, California, 23-27 April. Full-length conference paper.
Shahamat, M.S.., and Clarkson, C.R., 2017. Multi-Well, Multi-Phase Flowing Material Balance. Paper SPE 185052 presented at the SPE Canada Unconventional Resources Conference held in Calgary, Alberta, Canada, 15-16 February. Full-length conference paper.
Ghaderi, S.M., Clarkson, C.R., Barry, K., and Fiorentino, R., 2017. Improved Oil Recovery in Tight Formations: Results of Water Injection Operations in the Bakken Formation of Southeast Saskatchewan. Paper SPE 185030 presented at the SPE Canada Unconventional Resources Conference held in Calgary, Alberta, Canada, 15-16 February. Full-length conference paper.
Haghshenas, B., Qanbari, F., and Clarkson, C.R., 2017. Simulation of Enhanced Recovery using CO2 in a Liquid-Rich Western Canadian Unconventional Reservoir: Accounting for Reservoir Fluid Adsorption and Compositional Heterogeneity. Paper SPE 185069 presented at the SPE Canada Unconventional Resources Conference held in Calgary, Alberta, Canada, 15-16 February. Full-length conference paper.
Kanfar, M.S., and Clarkson, C.R., 2017. Factors Affecting Huff-n-Puff Efficiency in Hydraulically-Fractured Tight Reservoirs. Paper SPE 185062 presented at the SPE Canada Unconventional Resources Conference held in Calgary, Alberta, Canada, 15-16 February. Full-length conference paper.
Kanfar, M.S., Ghaderi, S.M., Clarkson, C.R., Reynolds, M.M., and Hetherington, C., 2017. A Modeling Study of EOR Potential for CO2 Huff-n-Puff in Tight Oil Reservoirs: Example from the Bakken Formation. Paper SPE 185026 presented at the SPE Canada Unconventional Resources Conference held in Calgary, Alberta, Canada, 15-16 February. Full-length conference paper.
| 2016 | Clarkson, C.R., Qanbari, F., and Williams-Kovacs, J.D. 2016. A Semi-Analytical Model for Matching Flowback and Early-Time Production of Multi-Fractured Horizontal Tight Oil Wells. Paper URTeC 2460083 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 1-3 August. Full-length conference paper. | Paper URTeC 2460083 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 1-3 August. Full-length conference paper. |
| 2016 | Kanfar, M.S., and Clarkson, C.R. 2016. Rate Dependency of Bilinear Flow in Fractured Shale/Tight Gas Reservoirs. Paper URTeC 2456352 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 1-3 August. Full-length conference paper. | Paper URTeC 2456352 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 1-3 August. Full-length conference paper. |
| 2016 | Ghanizadeh, A., Clarkson, C.R., Deglint, H., Vahedian, A., Aquino, S., and Wood, J.M. 2016. Unpropped/Propped Fracture Permeabillity and Proppant Embedment Evaluation: A Rigorous Core Analysis/Imaging Methodology. Paper URTeC 2459818 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 1-3 August. Full-length conference paper. | Paper URTeC 2459818 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 1-3 August. Full-length conference paper. |
| 2016 | Deglint, H.J., DeBuhr, C., Clarkson, C.R., Krause, F.F., Aquino, S., Vahedian, A., and Ghanizadeh, A. 2016. Understanding Wettability Heterogeneity at the Micro and Nano Scale in Unconventional Light Oil Reservoirs. Paper URTeC 2461328 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 1-3 August. Full-length conference paper. | Paper URTeC 2461328 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 1-3 August. Full-length conference paper. |
| 2016 | Clarkson, C.R., and Solano, N.A. 2016. Combined Use of Neutron Scattering, Fluid Invasion and Image Analysis Techniques for Assessing Pore Structure, Accessibility and Connectivity in Tight Rock. Published in Clays and Clay Minerals (CCM), “Filling the Gaps – From Microscopic Pore Structures to Transport Properties in Shales, Workshop Lecture Series, vol. 21. | Published in Clays and Clay Minerals (CCM), “Filling the Gaps – From Microscopic Pore Structures to Transport Properties in Shales, Workshop Lecture Series, vol. 21. |
| 2016 | Bertier, P., Schweinar, K., Stanjek, H., Ghanizadeh, A., Clarkson, C.R., Bush, A., Kampman, N., Prinz, D., Amann-Hildenbrand, A., Kroos, B.M. 2016. On the Use and Abuse of N2 Physisorption for the Characterization of the Pore Structure of Shales. Published in Clays and Clay Minerals (CCM), “Filling the Gaps – From Microscopic Pore Structures to Transport Properties in Shales, Workshop Lecture Series, vol. 21. | Published in Clays and Clay Minerals (CCM), “Filling the Gaps – From Microscopic Pore Structures to Transport Properties in Shales, Workshop Lecture Series, vol. 21. |
| 2016 | Haghsehnas, B., Qanbari, F., Clarkson, C.R., and Chen, S.N. 2016. Modeling PVT Behavior of Gas-Condensate System Under Pore Confinement Effects: Implications for Rate-Transient Analysis of Gas-Condensate Shale Plays. Paper SPE 180264 presented at the SPE Low Perm Symposium held in Denver, Colorado, 5-6 May. Full-length conference paper. | Paper SPE 180264 presented at the SPE Low Perm Symposium held in Denver, Colorado, 5-6 May. Full-length conference paper. |
| 2016 | Qanbari, F., and Clarkson, C.R. 2016. Rate-Transient Analysis of Liquid-Rich Tight/Shale Reservoirs Using the Dynamic Drainage Area Concept: Examples from North American Reservoirs. Paper SPE 180230 presented at the SPE Low Perm Symposium held in Denver, Colorado, 5-6 May. Full-length conference paper. | Paper SPE 180230 presented at the SPE Low Perm Symposium held in Denver, Colorado, 5-6 May. Full-length conference paper. |
| 2015 | Clarkson, C.R., and Qanbari, F. 2015. A Semi-Analytical Method for Forecasting Wells Completed in Low Permeability, Undersaturated CBM Reservoirs. Paper SPE 176869 presented at the SPE Asia Pacific Unconventional Resources Conference and Exhibition held in Brisbane, Australia, 9-11 November. Full-length conference paper. | Paper SPE 176869 presented at the SPE Asia Pacific Unconventional Resources Conference and Exhibition held in Brisbane, Australia, 9-11 November. Full-length conference paper. |
| 2015 | Clarkson, C.R., and Qanbari, F. 2015. History-Matching and Forecasting Tight Gas Condensate and Oil Well Using the Dynamic Drainage Area Concept. Paper SPE 175929 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. | Paper SPE 175929 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. |
| 2015 | Haghshenas, B., Aquino, S.D., Clarkson, C.R., and Chen, S. 2015. Use of Gas Adsorption Data to Extract Diffusivity/Permeability from Shale Reservoir Drill Cuttings: Implications for Reservoir Characterization of Horizontal Laterals in Western Canadian Shale plays. Paper SPE 175979 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. | Paper SPE 175979 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. |
| 2015 | Williams-Kovacs, J.D., Clarkson, C.R., and Zanganeh, B. 2015. Case Studies in Quantitative Flowback Analysis. Paper SPE 175983 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. | Paper SPE 175983 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. |
| 2015 | Solano, S., Soroush, M., Clarkson, C.R., and Krause, F.F. 2015. High-Resolution Permeability Modeling in Highly Heterogeneous Tight-Oil Reservoirs. Paper SPE 175990 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. | Paper SPE 175990 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. |
| 2015 | Zanganeh, B.S., Soroush, M., Williams-Kovacs, J.D., and Clarkson, C.R. 2015. Parameters Affecting Load Recovery and Oil Breakthrough Time after Hydraulic Fracturing in Tight Oil Wells. Paper SPE 175941 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. | Paper SPE 175941 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. |
| 2015 | Ghanizadeh, A., Clarkson, C.R., Aquino, S., Vahedian, A., Ardakani, O.H., Sanei, H., Wood, J.M. 2015. Impact of Solvent-Extraction on Fluid Storage and Transport Properties of Montney Formation. Paper SPE 175954 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. | Paper SPE 175954 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 20-22 October. Full-length conference paper. |
| 2015 | Ghanizadeh, A., Gasparik, M., Aquino, S., Gensterblum, Y., Amann-Hildenbrand, A., Krooss, B., Rexer, T., Aplin, A., Clarkson, C.R. 2015. Pore Network Characteristics of European Organic-rich Shales: Implications for Fluid Storage and Transport. LowPerm2015 – Low Permeability Media and Nanoporous Materials. From Characterisation to Modelling: Can we do it better?, IFP, conference proceedings and online, June. | From Characterisation to Modelling: Can we do it better?, IFP, conference proceedings and online, June. |
| 2015 | Clarkson, C.R., and Qanbari, F. 2015. An Approximate Analytical Multi-Phase Forecasting Method for MultiFractured Light Tight Oil Wells With Complex Fracture Geometry. Paper SPE 178665 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 20-22 July. Full-length conference paper. | Paper SPE 178665 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 20-22 July. Full-length conference paper. |
| 2015 | Williams-Kovacs, J.D., and Clarkson, C.R. 2015. A Modified Approach For Modelling 2-Phase Flowback From Multi-Fractured Horizontal Shale Gas Wells. Paper SPE 178511 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 20-22 July. Full-length conference paper. | Paper SPE 178511 presented at the Unconventional Resources Technology Conference held in San Antonio, Texas, 20-22 July. Full-length conference paper. |
| 2015 | Behmanesh, H., Hamdi. H., and Clarkson, C.R. 2015. Analysis of Transient Linear Flow Associated with Hydraulically-Fractured Tight Oil Wells Exhibiting Multi-Phase Flow. Paper SPE 172928 presented at the SPE Middle East Unconventional Resources Conference and Exhibition held in Muscat, Oman, 26-28 January. Full-length conference paper. | Paper SPE 172928 presented at the SPE Middle East Unconventional Resources Conference and Exhibition held in Muscat, Oman, 26-28 January. Full-length conference paper. |
| 2014 | Clarkson, C.R., and Qanbari, F. 2014 A Semi-Analytical Forecasting Method for Unconventional Gas and Light Oil Wells: A Hybrid Approach for Addressing the Limitations of Existing Empirical and Analytical Methods. Paper SPE 170767 presented at the SPE Annual Technical Conference and Exhibition held in Amsterdam, The Netherlands, 27-29 October. Full-length conference paper. | Paper SPE 170767 presented at the SPE Annual Technical Conference and Exhibition held in Amsterdam, The Netherlands, 27-29 October. Full-length conference paper. |
| 2014 | Williams-Kovacs, J.D., and Clarkson, C.R. 2014. Analysis of Multi-Well and Stage-by-Stage Flowback from Multi-Fractured Horizontal Wells. Paper SPE 171591 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 30 September- 2 October. Full-length conference paper. | Paper SPE 171591 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 30 September- 2 October. Full-length conference paper. |
| 2014 | Qanbari, F., Haghshenas, B., and Clarkson, C.R. 2014. Effects of Pore Confinement on Rate-Transient Analysis of Shale Gas Reservoirs. Paper SPE 171637 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 30 September- 2 October. Full-length conference paper. | Paper SPE 171637 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 30 September- 2 October. Full-length conference paper. |
| 2014 | Haghshenas, B., Clarkson, C.R., Bergerson, J., Chen, S., and Pan, Z. 2014. Improvement in Permeability Models for Unconventional Gas Reservoirs and Model Selection Using Statistical Analysis. Paper SPE 171641 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 30 September- 2 October. Full-length conference paper. | Paper SPE 171641 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 30 September- 2 October. Full-length conference paper. |
| 2014 | Clarkson, C.R., Williams-Kovacs, J.D., Qanbari, F., Behmanesh, H., and Heidari Sureshjani, M. 2014. History-Matching and Forecasting Tight/Shale Gas Condensate Wells Using Combined Analytical, Semi-Analytical, and Empirical Methods. Paper SPE 171593 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 30 September- 2 October. Full-length conference paper. | Paper SPE 171593 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 30 September- 2 October. Full-length conference paper. |
| 2014 | Ghanizadeh, A., Aquino, S., Clarkson, C.R., Haeri-Ardakani, O., and Sanei, H. 2014. Petrophysical and Geomechanical Characteristics of Canadian Tight Oil and Liquid-Rich Gas Reservoirs. Paper SPE 171633 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 30 September- 2 October. Full-length conference paper. | Paper SPE 171633 presented at the SPE/CSUR Unconventional Resources Conference held in Calgary, Alberta, 30 September- 2 October. Full-length conference paper. |
| 2014 | Heidari Sureshjani, M., Behmanesh, H., and Clarkson, C.R. 2014. A New Semi-Analytical Method for Analyzing Production Data from Constant Flowing Pressure Wells in Gas Condensate Reservoirs during Boundary-Dominated Flow. Paper SPE 169515 presented at the SPE Western North American and Rocky Mountain Joint Meeting held in Denver, Colorado, 17-18 April. Full-length conference paper. | Paper SPE 169515 presented at the SPE Western North American and Rocky Mountain Joint Meeting held in Denver, Colorado, 17-18 April. Full-length conference paper. |
| 2014 | Haghshenas, B., Soroush, M., Brohi, I., and Clarkson, C.R. 2014. Simulation of Liquids Rich Shale Gas Reservoirs With Heavy Hydrocarbon Fraction Desorption. Paper SPE 168968 presented at the SPE Unconventional Resources Conference held in The Woodlands, Texas, 1-2 April. Full-length conference paper. | Paper SPE 168968 presented at the SPE Unconventional Resources Conference held in The Woodlands, Texas, 1-2 April. Full-length conference paper. |
| 2014 | Behmanesh, H., Hamdi, H., Heidari Sureshjani, M., and Clarkson, C.R. 2014. Production Data Analysis of Overpressured Liquid-Rich Shale Reservoirs: Effect of Degree of Undersaturation. Paper SPE 168980 presented at the SPE Unconventional Resources Conference held in The Woodlands, Texas, 1-2 April. Full-length conference paper. | Paper SPE 168980 presented at the SPE Unconventional Resources Conference held in The Woodlands, Texas, 1-2 April. Full-length conference paper. |
| 2014 | Behmanesh, H., Tabatabaie, H., Heidari Sureshjani, M., and Clarkson, C.R. 2014. Modification of the Transient Linear Flow Distance of Investigation Calculation for Use in Hydraulic Fracture Property Determination. Paper SPE 168981 presented at the SPE Unconventional Resources Conference held in The Woodlands, Texas, 1-2 April. Full-length conference paper. | Paper SPE 168981 presented at the SPE Unconventional Resources Conference held in The Woodlands, Texas, 1-2 April. Full-length conference paper. |
| 2014 | Haghshenas, B., Clarkson, C.R., and Chen, S. 2014. New Models for Reserve Estimation and Non-Darcy Gas Flow in Shale Gas Reservoirs. Paper SPE 167789 presented at the SPE/EAGE European Unconventional Resources Conference and Exhibition held in Vienna, Austria, 25-27 February. Full-length conference paper. | Paper SPE 167789 presented at the SPE/EAGE European Unconventional Resources Conference and Exhibition held in Vienna, Austria, 25-27 February. Full-length conference paper. |
| 2014 | Qanbari, F., and Clarkson, C.R. 2014. Production Data Analysis of Multi-Fractured Horizontal Wells Producing from Tight Oil Reservoirs - Bounded Stimulated Reservoir Volume. Paper SPE 167727 presented at the SPE/EAGE European Unconventional Resources Conference and Exhibition held in Vienna, Austria, 25-27 February. Full-length conference paper. | Paper SPE 167727 presented at the SPE/EAGE European Unconventional Resources Conference and Exhibition held in Vienna, Austria, 25-27 February. Full-length conference paper. |
| 2014 | Ghanizadeh, A., Bhowmik, S., and Clarkson, C.R. 2014. A comparison of plug-derived, probe-derived and crushed-rock permeability in low-permeable shales: Examples from the Duvernay Shale, Alberta (Canada). GeoConvention 2014 - Focus (CSPG), Canadian Society of Petroleum Geologists, conference proceedings and online, 2014 May, extended abstract (3 pages). | GeoConvention 2014 - Focus (CSPG), Canadian Society of Petroleum Geologists, conference proceedings and online, 2014 May, extended abstract (3 pages). |
| 2013 | Clarkson, C.R., Qanbari, F. 2013. Use of Pressure- and Rate-Transient Techniques for Analyzing Core Permeability Tests for Unconventional Reservoirs: Part 2. Paper SPE 167167 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. | Paper SPE 167167 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. |
| 2013 | Williams-Kovacs, J.D., Clarkson, C.R. 2013. Modeling Two-Phase Flowback from Multi-Fractured Horizontal Tight Gas Wells Stimulated with Nitrogen Energized Frac Fluid. Paper SPE 167231 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. | Paper SPE 167231 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. |
| 2013 | Williams-Kovacs, J.D., Clarkson, C.R. 2013. Stochastic Modeling of Multi-Phase Flowback From Multi-Fractured Horizontal Tight Oil Wells. Paper SPE 167232 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. | Paper SPE 167232 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. |
| 2013 | Behmanesh, H., Clarkson, C.R. 2013. Production Data Analysis of Liquid Rich Shale Gas Condensate Reservoirs. Paper SPE 167160 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. | Paper SPE 167160 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. |
| 2013 | Sureshjani, M.H., Behmanesh, H., Clarkson, C.R. 2013. Multi-Well Gas Reservoir Production Data Analysis. Paper SPE 167159 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. | Paper SPE 167159 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. |
| 2013 | Qanbari, F., Clarkson, C.R. 2013. Analysis of Transient Linear Flow in Tight Oil and Gas Reservoirs with Stress-Sensitive Permeability and Multi-Phase Flow. Paper SPE 167176 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. | Paper SPE 167176 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. |
| 2013 | Haghshenas, B., Clarkson, C.R., and Chen, S. 2013. Multi-Porosity, Multi-Permeability Models for Shale Gas Reservoirs. Paper SPE 167220 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. | Paper SPE 167220 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 5-7 November. Full-length conference paper. |
| 2013 | Clarkson, C.R., Williams-Kovacs, J.D. 2013. A New Method for Modeling Multi-Phase Flowback of Multi-Fractured Horizontal Tight Oil Wells to Determine Hydraulic Fracture Properties. Paper SPE 166214 presented at the SPE Annual Technical Conference and Exhibition held in New Orleans, Louisiana, 30 September – 2 October. Full-length conference paper. | Paper SPE 166214 presented at the SPE Annual Technical Conference and Exhibition held in New Orleans, Louisiana, 30 September – 2 October. Full-length conference paper. |
| 2013 | Clarkson, C.R., Haghsenas, B. 2013. Modeling of Supercritical Fluid Adsorption on Organic-Rich Shales and Coal. Paper SPE 164532 presented at the Unconventional Resources Conference-USA held in The Woodlands, Texas, 10-12 April. Full-length conference paper. | Paper SPE 164532 presented at the Unconventional Resources Conference-USA held in The Woodlands, Texas, 10-12 April. Full-length conference paper. |
| 2013 | Williams-Kovacs, J.D., Clarkson, C.R. 2013. Stochastic Modeling of Two-Phase Flowback of Multi-Fractured Horizontal Wells to Estimate Hydraulic Fracture Properties and Forecast Production. Paper SPE 164550 presented at the Unconventional Resources Conference-USA held in The Woodlands, Texas, 10-12 April. Full-length conference paper. | Paper SPE 164550 presented at the Unconventional Resources Conference-USA held in The Woodlands, Texas, 10-12 April. Full-length conference paper. |
| 2012 | Clarkson, C.R. 2012. Modeling 2-Phase Flowback of Multi-Fractured Horizontal Wells Completed in Shale. Paper SPE 162593 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. | Paper SPE 162593 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. |
| 2012 | Clarkson, C.R., Qanbari, F., Nobakht, M., Heffner, L. 2012. Incorporating Geomechanical and Dynamic Hydraulic Fracture Property Changes into Rate-Transient Analysis: Example from the Haynesville Shale. Paper SPE 162526 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. | Paper SPE 162526 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. |
| 2012 | Nobakht, M., Clarkson, C.R. 2012. Multiwell Analysis of Multifractured Horizontal Wells in Tight/Shale Gas Reservoirs. Paper SPE 162831 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. | Paper SPE 162831 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. |
| 2012 | Solano, N.A., Clarkson, C.R., Krause, F.F., Lenormand, R., Barclay, J.E., Aguilera, R. 2012. Drill Cuttings and Characterization of Tight Gas Reservoirs - an Example from the Nikanassin Fm. in the Deep Basin of Alberta. Paper SPE 162706 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. | Paper SPE 162706 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. |
| 2012 | Solano, N.A., Krause, F.F., Clarkson, C.R. 2012. Quantification of cm-Scale Heterogeneities in Tight-Oil Intervals of the Cardium Formation at Pembina, WCSB, Alberta, Canada. Paper SPE 162837 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. | Paper SPE 162837 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. |
| 2012 | Swami, V., Clarkson, C.R., Settari, A. 2012. Non-Darcy Flow in Shale Nanopores: Do We Have a Final Answer? Paper SPE 162665 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. | Paper SPE 162665 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. |
| 2012 | Williams-Kovacs, J.D., Clarkson, C.R. 2012. Using Production Data To Generate P10, P50, and P90 Forecasts for Shale Gas Prospect Analysis. Paper SPE 162711 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. | Paper SPE 162711 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. |
| 2012 | Qanbari, F., Clarkson, C.R. 2012. Rate Transient Analysis of Stress-Sensitive Formations during Transient Linear Flow Period. Paper SPE 162741 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. | Paper SPE 162741 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. |
| 2012 | Ghaderi, S.M., Clarkson, C.R., Chen, S. 2012. Optimization of WAG Process for Coupled CO2 EOR-Storage in Tight Oil Formations: An Experimental Design Approach. Paper SPE 161884 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. | Paper SPE 161884 presented at the SPE Canadian Unconventional Resources Conference and Exhibition held in Calgary, Alberta, 30 October – 1 November. Full-length conference paper. |
| 2012 | Williams-Kovacs, J.D., Clarkson, C.R., Nobakht, M. 2012. Impact of Material Balance Equation Selection on Rate-Transient Analysis of Shale Gas. Paper SPE 162711 presented at the SPE Annual Technical Conference and Exhibition held in San Antonio, Texas, 8-10 October. Full-length conference paper. | Paper SPE 162711 presented at the SPE Annual Technical Conference and Exhibition held in San Antonio, Texas, 8-10 October. Full-length conference paper. |
| 2012 | Clarkson, C.R., Nobakht, M., Kaviani, D., Kantzas, A.,2012. Use of Pressure- and Rate-Transient Techniques for Analyzing Core Permeability Tests for Unconventional Reservoirs. Paper SPE 154317 presented at the SPE Americas Unconventional Resources Conference held in Pittsburgh, Pennsylvania, 5–7 June. Full-length conference paper. | Paper SPE 154317 presented at the SPE Americas Unconventional Resources Conference held in Pittsburgh, Pennsylvania, 5–7 June. Full-length conference paper. |
| 2012 | Clarkson, C.R., Wood, J.M., Burgis, S.E., Aquino, S.D., Freeman, M., and Birss, V. 2012. Nanopore Structure Analysis and Permeability Predictions for a Tight Gas/Shale Reservoir Using Low-Pressure Adsorption and Mercury Intrusion Techniques. Paper SPE 155537 presented at the SPE Americas Unconventional Resources Conference held in Pittsburgh, Pennsylvania, 5–7 June. | Paper SPE 155537 presented at the SPE Americas Unconventional Resources Conference held in Pittsburgh, Pennsylvania, 5–7 June. |
| 2012 | Al-Ghamdi, A., Aguilera, R., and Clarkson, C.R. 2012. Electrical Properties Estimation for Complex Carbonate Reservoirs Using Wireline Logs. Presented at the SPWLA 53rd Annual Symposium held in Cartagena, Columbia, 16–20 June. Full-length conference paper. | Presented at the SPWLA 53rd Annual Symposium held in Cartagena, Columbia, 16–20 June. Full-length conference paper. |
| 2012 | Ghaderi, S.M., Clarkson, C.R., Chen, S., and Kaviani, D. 2012. Evaluation of Recovery Performance of Miscible Displacement and WAG Processes in Tight Oil Formations. Paper SPE 152084 presented at the SPE/EAGE Unconventional Resources Conference and Exhibition held in Vienna, Austria, 20–22 March. Full-length conference paper. | Paper SPE 152084 presented at the SPE/EAGE Unconventional Resources Conference and Exhibition held in Vienna, Austria, 20–22 March. Full-length conference paper. |
| 2012 | Nobakht, M., and Clarkson, C.R. 2012. Hybrid Forecasting Methods for Multi-Fractured Horizontal Wells: EUR Sensitivities. Paper SPE 153220 presented at the SPE Middle East Unconventional Gas Conference and Exhibition held in Abu Dhabi, UAE, 23-25 January. Full-length conference paper. | Paper SPE 153220 presented at the SPE Middle East Unconventional Gas Conference and Exhibition held in Abu Dhabi, UAE, 23-25 January. Full-length conference paper. |
| 2011 | Clarkson, C.R., Behmanesh, H., and Chorney, L., 2011. Production Data and Pressure Transient Analysis of Horseshoe Canyon CBM Wells, Part II: Accounting for Dynamic Skin. Paper SPE 148994 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. | Paper SPE 148994 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. |
| 2011 | Clarkson, C.R., and Pedersen, P.K. 2011. Production Analysis of Western Canadian Unconventional Light Oil Plays. Paper SPE 149005 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. | Paper SPE 149005 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. |
| 2011 | Nobakht, M., and Clarkson, C.R. 2011. Estimation of Contacted and Original Gas-in-Place for Low Permeability Reservoirs Exhibiting Linear flow. Paper SPE 149398 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. | Paper SPE 149398 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. |
| 2011 | Nobakht, M., Clarkson, C.R., and Kaviani, D. 2011. New Type-Curves for Analyzing Horizontal Well with Multiple Fractures in Shale Gas Reservoirs. Paper SPE 149397 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. | Paper SPE 149397 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. |
| 2011 | Nobakht, M., Ambrose, R., and Clarkson, C.R. 2011. Effect of Heterogeneity in a Horizontal Well With Multiple Fractures on the Long-Term Forecast in Shale Gas Reservoirs. Paper SPE 149400 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. | Paper SPE 149400 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. |
| 2011 | Williams-Kovacs, J.D., and Clarkson, C.R. 2011. Using Stochastic Simulation To Quantify Risk and Uncertainty in Shale Gas Prospecting and Development. Paper SPE 148867 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. | Paper SPE 148867 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. |
| 2011 | Ghaderi, S.M., Clarkson, C.R., and Kaviani, D. 2011. Investigation of Primary Recovery in Tight Oil Formations: A Look at the Cardium Formation, Alberta. Paper SPE 148995 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. | Paper SPE 148995 presented at the Canadian Unconventional Resources Conference held in Calgary, Alberta, 15–17 November. Full-length conference paper. |
| 2011 | Nobakht, M., Clarkson, C.R., and Kaviani, D. 2011. New and Improved Methods for Performing Rate-Transient Analysis of Shale Gas Reservoirs. Paper SPE 147869 presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition held in Jakarta, Indonesia, 20–22 September. Full-length conference paper. | Paper SPE 147869 presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition held in Jakarta, Indonesia, 20–22 September. Full-length conference paper. |
| 2011 | Nobakht, M., and Clarkson, C.R. 2011. Analysis of Production Data in Shale Gas Reservoirs: Rigorous Corrections for Fluid Properties. Paper SPE 149404 presented at the SPE Eastern Regional Meeting held in Columbus, Ohio, 17–19 August. Full-length conference paper. | Paper SPE 149404 presented at the SPE Eastern Regional Meeting held in Columbus, Ohio, 17–19 August. Full-length conference paper. |
| 2011 | Clarkson, C.R., Jensen, J.L., and Blasingame, T.A. 2011. Reservoir Engineering for Unconventional Reservoirs: What Do We Have to Consider? Paper SPE 145080 presented at the North American Unconventional Gas Conference and Exhibition held in The Woodlands, Texas, 12–16 June. Full-length conference paper. | Paper SPE 145080 presented at the North American Unconventional Gas Conference and Exhibition held in The Woodlands, Texas, 12–16 June. Full-length conference paper. |
| 2011 | Clarkson, C.R., Nobakht, M., Kaviani, D. and Ertekin, T. 2011. Production Analysis of Tight Gas and Shale Gas Reservoirs Using the Dynamic-Slippage Concept. Paper SPE 144317 presented at the North American Unconventional Gas Conference and Exhibition held in The Woodlands, Texas, 12–16 June. Full-length conference paper. | Paper SPE 144317 presented at the North American Unconventional Gas Conference and Exhibition held in The Woodlands, Texas, 12–16 June. Full-length conference paper. |
| 2011 | Nobakht, M., and Clarkson, C.R. 2011. A New Analytical Method for Analyzing Production Data from Shale Gas Reservoirs Exhibiting Linear Flow: Constant Rate Production. Paper SPE 143990 presented at the North American Unconventional Gas Conference and Exhibition held in The Woodlands, Texas, 12–16 June. Full-length conference paper. | Paper SPE 143990 presented at the North American Unconventional Gas Conference and Exhibition held in The Woodlands, Texas, 12–16 June. Full-length conference paper. |
| 2011 | Nobakht, M., and Clarkson, C.R. 2011. A New Analytical Method for Analyzing Production Data from Shale Gas Reservoirs Exhibiting Linear Flow: Constant Pressure Production. Paper SPE 143989 presented at the North American Unconventional Gas Conference and Exhibition held in The Woodlands, Texas, 12–16 June. Full-length conference paper. | Paper SPE 143989 presented at the North American Unconventional Gas Conference and Exhibition held in The Woodlands, Texas, 12–16 June. Full-length conference paper. |
| 2011 | Hartman, R.C., Ambrose, R.J., Akkutlu, I.Y., and Clarkson, C.R. 2011. Shale Gas-in-Place Calculations Part II – Multicomponent Gas Adsorption Effects. Paper SPE 144097 presented at the North American Unconventional Gas Conference and Exhibition held in The Woodlands, Texas, 12–16 June. Full-length conference paper. | Paper SPE 144097 presented at the North American Unconventional Gas Conference and Exhibition held in The Woodlands, Texas, 12–16 June. Full-length conference paper. |
| 2011 | Al-Ghamdi, A., Aguilera, R., and Clarkson, C.R. 2011. Cementation Exponent Estimation for Complex Carbonate Reservoirs Using a Triple Porosity Model. Paper SPE 149104 presented at the SPE/DGS Saudi Arabia Section Technical Symposium and Exhibition held in Al-Khobar, Saudi Arabia, 15–18 May. Full-length conference paper. | Paper SPE 149104 presented at the SPE/DGS Saudi Arabia Section Technical Symposium and Exhibition held in Al-Khobar, Saudi Arabia, 15–18 May. Full-length conference paper. |
| 2011 | Ambrose, R.J., Clarkson, C.R., Youngblood, J., Nguyen, P., Nobakht, M., and Biseda, B. 2011. Life-Cycle Decline Curve Estimation for Tight/Shale Reservoirs. Paper SPE 140519 presented at the SPE Hydraulic Fracturing Technology Conference held in The Woodlands, Texas, 24–26 January. Full-length conference paper. | Paper SPE 140519 presented at the SPE Hydraulic Fracturing Technology Conference held in The Woodlands, Texas, 24–26 January. Full-length conference paper. |
| 2010 | Clarkson, C.R., and Pederson, P.K. 2010. Tight Oil Production Analysis: Adaptation of Existing Rate-Transient Analysis Techniques. Paper SPE 137352 presented at the Canadian Unconventional Resources & International Petroleum Conference held in Calgary, Alberta, 19-21 October. Full-length conference paper. | Paper SPE 137352 presented at the Canadian Unconventional Resources & International Petroleum Conference held in Calgary, Alberta, 19-21 October. Full-length conference paper. |
| 2010 | Clarkson, C.R., Rahmanian, M. and Kanztas, A. 2010. Relative Permeability of CBM Reservoirs: Controls on Curve Shape. Paper SPE 137404 presented at the Canadian Unconventional Resources & International Petroleum Conference held in Calgary, Alberta, 19-21 October. Full-length conference paper. | Paper SPE 137404 presented at the Canadian Unconventional Resources & International Petroleum Conference held in Calgary, Alberta, 19-21 October. Full-length conference paper. |
| 2010 | Clarkson, C.R., and Bustin, R.M. 2010. Coalbed Methane: Current Evaluation Methods, Future Technical Challenges. Paper SPE 131791 presented at the SPE Unconventional Gas Conference, held in Pittsburgh, Pennsylvania, 23-25 February. Full-length conference paper. | Paper SPE 131791 presented at the SPE Unconventional Gas Conference, held in Pittsburgh, Pennsylvania, 23-25 February. Full-length conference paper. |
| 2010 | Clarkson, C.R., and Beierle, J.J. 2010. Integration of Microseismic and Other Post-Fracture Surveillance with Production Analysis: A Tight Gas Study. Paper SPE 131786 presented at the SPE Unconventional Gas Conference, held in Pittsburgh, Pennsylvania, 23-25 February. Full-length conference paper. | Paper SPE 131786 presented at the SPE Unconventional Gas Conference, held in Pittsburgh, Pennsylvania, 23-25 February. Full-length conference paper. |
| 2009 | Clarkson, C.R., Jordan, C.L., Ilk, D., and Blasingame, T.A. 2009. Production Data Analysis of Fractured and Horizontal CBM Wells. Paper SPE 125929 presented at the SPE Eastern Regional Meeting held in Charleston, West Virginia, 23-25 September. Full-length conference paper. | Paper SPE 125929 presented at the SPE Eastern Regional Meeting held in Charleston, West Virginia, 23-25 September. Full-length conference paper. |
| 2008 | Clarkson, C.R., Pan, Z., Palmer, I., and Harpalani, S. 2008. Predicting Sorption-Induced Strain and Permeability Increase With Depletion for CBM Reservoirs. Paper SPE 114778 presented at the SPE Annual Technical Conference and Exhibition held in Denver, Colorado, 21-24 September. Full-length conference paper. | Paper SPE 114778 presented at the SPE Annual Technical Conference and Exhibition held in Denver, Colorado, 21-24 September. Full-length conference paper. |
| 2008 | Clarkson, C.R. 2008. Case Study: Production Data and Pressure Transient Analysis of Horseshoe Canyon CBM Wells. Paper SPE 114485 presented at the CIPC/SPE Gas Technology Symposium 2008 Joint Conference held in Calgary, Alberta, 16-19 June. Full-length conference paper. | Paper SPE 114485 presented at the CIPC/SPE Gas Technology Symposium 2008 Joint Conference held in Calgary, Alberta, 16-19 June. Full-length conference paper. |
| 2008 | Morad, K., and Clarkson, C.R. 2008. Application of Flowing p/z* Material Balance for Dry Coalbed-Methane Reservoirs. Paper SPE 114995 presented at the CIPC/SPE Gas Technology Symposium 2008 Joint Conference held in Calgary, Alberta, 16-19 June. Full-length conference paper. | Paper SPE 114995 presented at the CIPC/SPE Gas Technology Symposium 2008 Joint Conference held in Calgary, Alberta, 16-19 June. Full-length conference paper. |
| 2007 | Gierhart, R.R., Clarkson, C.R., and Seidle, J.P. 2007. Spatial Variation of San Juan Basin Fruitland Coalbed Methane Pressure Dependent Permeability: Magnitude and Functional Form. Paper IPTC 11333 presented at the International Petroleum Technology Conference held in Dubai, U.A.E., 4-6 December. Full-length conference paper. | Paper IPTC 11333 presented at the International Petroleum Technology Conference held in Dubai, U.A.E., 4-6 December. Full-length conference paper. |
| 2007 | Clarkson, C.R., Jordan, C.L., Gierhart, R.R., and Seidle, J.P. 2007. Production Data Analysis of CBM Wells. Paper SPE 107705 presented at the Rocky Mountain Oil & Gas Technology Symposium held in Denver, Colorado, 16-18 April. Full-length conference paper. | Paper SPE 107705 presented at the Rocky Mountain Oil & Gas Technology Symposium held in Denver, Colorado, 16-18 April. Full-length conference paper. |
| 2006 | Clarkson, C.R., Bustin, R.M., and Seidle, J.P. 2006. Production Data Analysis of Single-Phase (Gas) CBM Wells. Paper SPE 100313 presented at the SPE Gas Technology Symposium held in Calgary, Alberta, 15-17 May. Full-length conference paper. | Paper SPE 100313 presented at the SPE Gas Technology Symposium held in Calgary, Alberta, 15-17 May. Full-length conference paper. |
| 2003 | Clarkson, C.R., and McGovern, J.M. 2003. A New Tool for Unconventional Reservoir Exploration and Development Applications. Paper 0336, Proceedings of the 2003 International Coalbed Methane Symposium (CD), The University of Alabama, Tuscaloosa, Alabama. Full-length conference paper. | Paper 0336, Proceedings of the 2003 International Coalbed Methane Symposium (CD), The University of Alabama, Tuscaloosa, Alabama. Full-length conference paper. |
| 2001 | Clarkson, C.R. and McGovern, J.M. 2001. Study of the Potential Impact of Matrix Free Gas Storage Upon Coalbed Gas Reserves and Production Using a New Material Balance Equation. Paper 0113, Proceedings of the 2001 International Coalbed Methane Symposium, The University of Alabama, Tuscaloosa, Alabama, p. 133-149. Full-length conference paper. | Paper 0113, Proceedings of the 2001 International Coalbed Methane Symposium, The University of Alabama, Tuscaloosa, Alabama, p. 133-149. Full-length conference paper. |
| 1999 | Clarkson, C.R. and Bustin, R.M. 1999. Binary Gas Adsorption/Desorption Isotherms: Effect of Moisture and Coal Composition Upon Component Selectivity. Paper 9925, Proceedings of the 1999 International Coalbed Methane Symposium, The University of Alabama, Tuscaloosa, Alabama, p. 91-115. Full-length conference paper. | Paper 9925, Proceedings of the 1999 International Coalbed Methane Symposium, The University of Alabama, Tuscaloosa, Alabama, p. 91-115. Full-length conference paper. |
| 1999 | Bustin, R.M., and Clarkson, C.R. 1999. Free Gas Storage in Matrix Porosity: A Potentially Significant Coalbed Resource in Low Rank Coals. Paper 9956, Proceedings of the International Coalbed Methane Symposium, The University of Alabama, Tuscaloosa, Alabama, p. 197-214. | Paper 9956, Proceedings of the International Coalbed Methane Symposium, The University of Alabama, Tuscaloosa, Alabama, p. 197-214. |
| 1997 | Clarkson, C.R. and Bustin, R.M. 1997. The Effect of Methane Gas Concentration, Coal Composition and Pore structure Upon Gas Transport in Canadian Coals: Implications for Reservoir Characterization. Paper 9719, Proceedings of the International Coalbed Methane Symposium, The University of Alabama, Tuscaloosa, Alabama, p. 1-11. | Paper 9719, Proceedings of the International Coalbed Methane Symposium, The University of Alabama, Tuscaloosa, Alabama, p. 1-11. |
| 1995 | Bustin, R.M., Clarkson, C.R., and Levy, J.H. 1995. Coalbed Methane Adsorption of Coals of the Bulli and Wongawilli Seams, Southern Sydney Basin: Effect of Maceral Composition. Paper presented at the Twenty Ninth Newcastle Symposium on “Advances in the study of the Sydney Basin”, April 6-9, 1995. | Paper presented at the Twenty Ninth Newcastle Symposium on “Advances in the study of the Sydney Basin”, April 6-9, 1995. |
| 1993 | Clarkson, C.R., Lamberson, M.N., and Bustin, R.M. 1993. Variation in Surface Area and Micropore Size Distribution with Composition of Medium Volatile Bituminous Coal of the Gates Formation, Northeastern British Columbia: Implications for Coalbed Potential. In: Current Research, Part E. Geol. Surv. Can. Pap., 93-1: 97-104. | In: Current Research, Part E. Geol. Surv. Can. Pap., 93-1: 97-104. |
Magazine Articles
Clarkson, C.R., and Ghanizadeh, A., 2018. Tight Oil Consortium – Advanced Reservoir and Hydraulic Fracture Characterization in Support of Tight Rock Development Optimization. Resources Available to the Working Geoscientist, CSPG Reservoir 45 (1).
| 2014 | Clarkson, C.R., Qanbari, F., and Williams-Kovacs, J.D. 2014. Innovative use of Rate-Transient Analysis Methods to Obtain Hydraulic-Fracture Properties for Low-Permeability Reservoirs Exhibiting Multi-Phase Flow. The Leading Edge October: 1108-1122 | The Leading Edge October: 1108-1122 |
| 2013 | Solano, N.A., Clarkson, C.R., Krause, F.F., Aquino, S.D. and Wiseman, A. 2013. On the Characterization of Unconventional Oil Reservoirs. Canadian Society of Exploration Geophysicists (CSEG) Recorder 38 (4): 42-47. | Canadian Society of Exploration Geophysicists (CSEG) Recorder 38 (4): 42-47. |
| 2011 | Clarkson, C.R. 2011. Integration of Rate-Transient and Microseismic Analysis for Unconventional Gas Reservoirs: Where Reservoir Engineering Meets Geophysics. Canadian Society of Exploration Geophysicists (CSEG) Recorder 36 (10): 44-61. | Canadian Society of Exploration Geophysicists (CSEG) Recorder 36 (10): 44-61. |
| 2010 | Spencer, R.J., Pedersen, P.K., Clarkson, C.R. and Aguilera, R. 2010. Part 1 - Introduction. Shale Gas Series, CSPG Reservoir 37 (8). | Shale Gas Series, CSPG Reservoir 37 (8). |
| 2010 | Clarkson, C.R., Spencer, R.J., Pedersen, P.K., and Aguilera, R. 2010. Part 2 - History of Shale Gas Production in North America. Shale Gas Series, CSPG Reservoir 37 (9). | Shale Gas Series, CSPG Reservoir 37 (9). |
| 2010 | Pedersen, P.K., Spencer, R.J., Clarkson, C.R., and Aguilera, R. 2010. Part 3 - Shale Properties. Shale Gas Series, CSPG Reservoir 37 (10). | Shale Gas Series, CSPG Reservoir 37 (10). |
| 2010 | Aguilera, R., Pedersen, P.K., Clarkson, C.R., and Spencer, R.J. 2010. Part 4 - Log Analysis and Shale Gas Petrophysics. Shale Gas Series, CSPG Reservoir 37 (11). | Shale Gas Series, CSPG Reservoir 37 (11). |
| 2011 | Aguilera, R., Pedersen, P.K., Clarkson, C.R., and Spencer, R.J. 2011. Part 5 - Shale Gas vs. Tight Gas vs. Conventional Gas. Shale Gas Series, CSPG Reservoir 38 (1). | Shale Gas Series, CSPG Reservoir 38 (1). |
| 2011 | Clarkson, C.R., Aguilera, R., Pedersen, P.K., and Spencer, R.J. 2011. Part 6 - Influence of Technology on Shale Gas Development. Shale Gas Series, CSPG Reservoir 38 (2). | Shale Gas Series, CSPG Reservoir 38 (2). |
| 2011 | Clarkson, C.R., Aguilera, R., Pedersen, P.K., and Spencer, R.J. 2011. Part 7 – Shale Gas Production Analysis and Forecasting. Shale Gas Series, CSPG Reservoir 38 (3). | Shale Gas Series, CSPG Reservoir 38 (3). |
| 2011 | Clarkson, C.R., Aguilera, R., Pedersen, P.K., and Spencer, R.J. 2011. Part 8 – Shale Gas Development Optimization. Shale Gas Series, CSPG Reservoir 38 (4). | Shale Gas Series, CSPG Reservoir 38 (4). |
| 2011 | Spencer, R.J., Aguilera, R., Pedersen, P.K., and Clarkson, C.R. 2011. Part 9 – Shale Gas Development Optimization. Shale Gas Series, CSPG Reservoir 38 (5). | Shale Gas Series, CSPG Reservoir 38 (5). |
Abstracts and Posters
Clarkson, C.R., Rahimof, N., Shabani, M., Song, C.. and Ghanizadeh, A. University of Calgary, 2025. RTAPK: A New Approach for Estimating Permeability and Porosity using Montney Cores. Gussow 2024, October 2-4
Becerra, D., Younis, A., Ghanizadeh, A., Clarkson, C.R., and Ardakani, O., 2020. A Comparison of Different Laboratory Treatment (Cleaning) Procedures for Cuttings Samples Drilled with Oil-Based Muds: Examples from the Montney and Duvernay Formations. GeoConvention 2020, extended abstract (3 pages), September 21-23.
Becerra, D., Clarkson, C.R., Ghanizadeh, A., and Ardakani, O., 2020. First-Time Characterization of Black Shaly Facies along a Full Montney Core: Lithofacies Controls on the Distribution of Primary Organic Matter. GeoConvention 2020, extended abstract (3 pages), September 21-23.
Becerra, D., Clarkson, C., and Ghanizadeh, A., 2019. High-Resolution Compositional, Geomechanical, and Permeability Profiling Along a 230 m Continuous Core of the Montney Formation (Alberta, Canada): An Integrated Core and Log Analysis Approach. AAPG International Conference and Exhibition held in Buenos Aires, Argentina, poster, August 28.
Younis, A., Yarveicy, H., Clarkson, C.R., DeBuhr, C., Deglint, H., and Ghanizadeh, A., 2019. Possible Alteration of Mineral Wettability due to Interaction with Reservoir and Hydraulic Fracturing Fluids. GeoConvention 2019, extended abstract (3-pages), May 13-17.
Clarkson, C.R., Zhang, Z., and Ghanizadeh, A., Williams-Kovacs, J.D., 2019. Integrated Frac-through-Flowback Modeling to Estimate the Initial Conditions of Flowback: Example from the Montney Formation. GeoConvention 2019, extended abstract (3-pages), May 13-17.
Clarkson, C.R., Riazi, N., Ghanizadeh, A., Vahedian, A., Younis, A., and Wood, J.M., 2019. Elastic Anisotropy and Dynamic Rock Mechanical Properties of the Montney and Duvernay Formations (Canada): A Comparative Laboratory Study. GeoConvention 2019, extended abstract (3-pages), May 13-17.
Williams-Kovacs, J.D., Clarkson, C.R., Zhang, Z., and Ghanizadeh, A., 2019. Application of Lab-Derived Parameters to Constrain Quantitative Flowback Analysis in the Duvernay Shale. GeoConvention 2019, extended abstract (2-pages), May 13-17.
Yang, Z., Vocke, C.P., Clarkson, C.R., Younis, A., Vahedian, A., Deglint, H.J., DeBuhr, C., and Ghanizadeh, A., 2019. Advanced Algorithms for Quantification of Mineralogical Composition from Elemental Composition (XRF) Data: Examples from the Montney, Duvernay and Bakken Formations (Canada). GeoConvention 2019, extended abstract (2-pages), May 13-17.
MacKay, M.K., Clarkson, C.R., and Eaton, D.W., 2019. A Rock Mass Approach to Assess Hydro-Mechanical Deformation in Tight Rock Reservoirs. GeoConvention 2019, extended abstract (4-pages), May 13-17.
Clarkson, C.R., Vahedian, A., Ghanizadeh, A., and Song, C., 2019. Estimation of Unconventional Reservoir Matrix Permeability and Pore Volume Using Rate-Transient Analysis Techniques: Method Refinements. Sixth EAGE Shale Workshop held in Bordeaux, France, extended abstract (4-pages) April 29- May1.
Iwuoha, S.C., Pedersen, P.K., and Clarkson, C.R., 2019. Quasi Seismic-Scale Modeling of the Montney Formation from Well Log Data: A Quick Look Technique for Assessing Reservoir Heterogeneity and Geomechanical Characteristics. GeoConvention 2019, extended abstract (4-pages), May 13-17.
Iwuoha, S.C., Pedersen, P.K., and Clarkson, C.R., 2018. Pore Scale Variability and Fluid Distributions in Montney Formation: New Insights from Three-Dimensional Reservoir Characterization and Montney. Gussow Conference: Closing the Gap 3 – Advances in Applied Geomodeling for Hydrocarbon Reservoirs 2018, extended abstract (8-pages), October 8-11.
Clarkson, C.R., Ghanizadeh, A., Hamdi, H., Clarke, K.M., Zang, Z., Haghshenas, B., Riazi, N., Vahedian, A., Song, C., Rashidi, B., Deglint, H.J., DeBuhr, C., Wood, J.M., Royer, D., and Grimison, T., 2018. Advanced Core/Cutting Analysis Methods for Evaluation of Enhanced Oil Recovery in Tight Oil and Liquid-Rich Gas Reservoirs. GeoConvention 2018, extended abstract (2-pages), May 7-11.
Riazi, N., Russell, B., and Clarkson, C.R., 2018. Linking Rock Physics Modeling and Time-Lapse Seismic Inversion in the Montney Formation. GeoConvention 2018, extended abstract (1-page), May 7-11.
MacKay, M.K., Eaton, D.W., and Clarkson, C.R., 2018. Time-Frequency Analysis of Treatment Pressure. GeoConvention 2018, extended abstract (4-pages), May 7-11.
Iwuoha, S.C., Rashidi, B., Pedersen, P.K., and Clarkson, C.R., 2018. Inverse Reservoir Property Estimation and Artificial Neural Network-Assisted 3D Modeling of the Montney Formation, Alberta. GeoConvention 2018, extended abstract (1-page), May 7-11.
Mayer, B., Humez, P., Osselin, F., Cheung, T., Becker, V., Parker, Cherry, J., Nightingale, M., Clarkson, C.R., Kloppmann, W., Gaucher, E., Osadetz, K., and Lawton, D., 2018. A Comprehensive Approach for Assessing Potential Fugitive Gas Migration Associated with Petroleum Development from Low Permeability Reservoirs: Case Studies from Western Canada. 20th EGU General Assembly, EGU2018, abstract (1-page), April.
Osselin, F., Nightingale, M., Kloppmann, W., Gaucher, E., Clarkson, C.R., and Mayer, B., 2017. Quantifying Water-Rock Interactions during Hydraulic Fracturing from the Analysis of Flowback Water. American Geophysical Union, Fall Meeting, abstract (1-page), December.
Hamdi, H., Couckuyt, I., Costa Sousa, M., Dhaene, T., and Clarkson, C.R., 2017. An Adaptive Sampling Strategy to Accelerate Markov Chains Monte Carlo. 79th EAGE Conference and Exhibition held in Paris, France, extended abstract (5-pages) June 12- 15.
Clarkson, C.R., Deglint, H.J., DeBuhr, C., and Ghanizadeh, A., 2017. Imaging of micro-scale wettability and fluid distribution in unconventional light oil reservoirs. GeoConvention 2017, extended abstract (2-pages), May 15-19.
Clarkson, C.R., Ghaderi, S.M., Kanfar, M.S., and Iwuoha, C.S., 2017. Use of drill cuttings and flowback fluid compositions to constrain connected fracture height growth in low-permeability reservoirs. GeoConvention 2017, extended abstract (2-pages), May 15-19.
Riazi, N., Clarkson, C.R., Ghanizadeh, A., Vahedian, A., and Wood, J.M., 2017. Determination of elastic anisotropy of intact and artificially-fractured Montney tight siltstone samples using ultrasonic measurement. GeoConvention 2017, extended abstract (2-pages), May 15-19.
Riazi, N., McKean, S., Clarkson, C.R., Priest, J., Wong, R.C.K, Vahedian, A., and Ghanizadeh, A., 2017. A comparison of dynamic and static geomechanical properties of the Montney Formation: An Integrated Experimental Study. GeoConvention 2017, extended abstract (2-pages), May 15-19.
Clarke, K., Clarkson, C.R., and Sanei, H., 2017. The evolution of petrophysical properties during pyrolysis: examples from the Montney and Duvernay Formations, Canada. Poster presented at GeoConvention 2017, May 15-19.
Ardakani, O.H., Sanei, H., Ghanizadeh, A., Lavoie, D., Chen, Z., and Clarkson, C.R., 2017. Porosity Variations in the Upper Ordivician Utica Shale Southern Quebec, Canada. GeoConvention 2017, extended abstract (2-pages), May 15-19.
| 2016 | Clarke, K., Clarkson, C.R., and Sanei, H. 2016. The evolution of petrophysical properties during pyrolysis: examples from the Montney and Duvernay Formations, Canada. Poster presented at the TSOP annual meeting in Halifax, Nova Scotia. | Poster presented at the TSOP annual meeting in Halifax, Nova Scotia. |
| 2016 | Vocke, C.P., Clarkson, C.R., Aquino, S., Vahedian, A., Lawton, D.C., Osadetz, K., Ghanizadeh, A. 2016. Application of profile (probe) permeability and mechanical (rebound) hardness tests for characterization of fluid transport and geomechanical properties of selected formations in western Canada. GeoConvention 2016, Canadian Society of Petroleum Geologists, conference proceedings and online, 2016 May, extended abstract (3 pages). | GeoConvention 2016, Canadian Society of Petroleum Geologists, conference proceedings and online, 2016 May, extended abstract (3 pages). |
| 2016 | Ghanizadeh, A., Clarkson, C.R., Vahedian, A., Aquino, S., Riazi, N., Haeri-Ardakani, O., Sanei, H., Wood, J.M. 2016. Petrophysical, geomechanical, and geochemical characteristics of the Montney Formation: Implications for hydrocarbon storage and transport. GeoConvention 2016, Canadian Society of Petroleum Geologists, conference proceedings and online, 2016 May, extended abstract (4 pages). | GeoConvention 2016, Canadian Society of Petroleum Geologists, conference proceedings and online, 2016 May, extended abstract (4 pages). |
| 2016 | Riazi, N., and Clarkson, C.R. 2016. The importance of seismic attributes in reservoir characterization and inter-well connectivity studies of tight oil reservoirs. GeoConvention 2016, Canadian Society of Petroleum Geologists, conference proceedings and online, 2016 May, extended abstract (6 pages). | GeoConvention 2016, Canadian Society of Petroleum Geologists, conference proceedings and online, 2016 May, extended abstract (6 pages). |
| 2016 | MacKay, M., Eaton, D., and Clarkson, C.R. 2016. Predicting the microseismic response in a naturally fractured shale reservoir using a discrete fracture network model. GeoConvention 2016, Canadian Society of Petroleum Geologists, conference proceedings and online, 2016 May, extended abstract (4 pages). | GeoConvention 2016, Canadian Society of Petroleum Geologists, conference proceedings and online, 2016 May, extended abstract (4 pages). |
| 2015 | Williams-Kovacs, J.D., and Clarkson, C.R. 2015. History-matching and forecasting tight oil and gas condensate wells using analytical, semi-analytical, and empirical methods. GeoConvention 2015, Canadian Society of Petroleum Geologists, conference proceedings and online, 2015 May, extended abstract (1 page). | GeoConvention 2015, Canadian Society of Petroleum Geologists, conference proceedings and online, 2015 May, extended abstract (1 page). |
| 2015 | Wood, J.M., Sanei, H., Curtis, M.E., and Clarkson, C.R. 2015. Solid bitumen as a determinant of reservoir quality in the Montney tight gas siltstone play, western Canada. GeoConvention 2015, Canadian Society of Petroleum Geologists, conference proceedings and online, 2015 May, extended abstract (1 page). | GeoConvention 2015, Canadian Society of Petroleum Geologists, conference proceedings and online, 2015 May, extended abstract (1 page). |
| 2015 | Sanei, H., Wood, J.M., Haeri Ardakani, O., and Clarkson, C.R. 2015. Characerizations of organic matter fractions in Montney tight siltstone reservoir. GeoConvention 2015, Canadian Society of Petroleum Geologists, conference proceedings and online, 2015 May, extended abstract (1 page). | GeoConvention 2015, Canadian Society of Petroleum Geologists, conference proceedings and online, 2015 May, extended abstract (1 page). |
| 2015 | Kondla, D.M., Sanei, H., Ghanizadeh, A., Aquino, S., Haeri-Ardakani, O., Clarkson, C.R. 2015. Hydrocarbon-rich shales of the Middle Triassic in Canada: a comparative study of the Arctic’s Murray Harbour Formation versus the Doig. GeoConvention 2015, Canadian Society of Petroleum Geologists, conference proceedings and online, 2015 May, extended abstract (1 pages). | GeoConvention 2015, Canadian Society of Petroleum Geologists, conference proceedings and online, 2015 May, extended abstract (1 pages). |
| 2015 | Sanei, H., Wood, J.M., Haeri Ardakani, O., and Clarkson, C.R. 2015. Role of organic fractions in Montney tight gas reservoir quality. European Geoscience Union (EGU General Assembly 2015) conference proceedings. | European Geoscience Union (EGU General Assembly 2015) conference proceedings. |
| 2015 | Ghanizadeh, A., Aquino, S., Haeri-Ardakani, O., Sanei, H., and Clarkson, C.R. 2015. Geomechanical Controls on Matrix/Fracture Permeability of Tight Oil and Liquid-Rich Gas Reservoirs: Implications for Hydraulic Fracturing. AAPG/SEG/SPWLA Hedberg Conference “Fundamental parameters associated with successful hydraulic fracturing – Means and methods for a better understanding” December 7-11, 2014 – Austin, Texas. | AAPG/SEG/SPWLA Hedberg Conference “Fundamental parameters associated with successful hydraulic fracturing – Means and methods for a better understanding” December 7-11, 2014 – Austin, Texas. |
| 2014 | Kondla, D.M., Sanei, H., Embry, A.F., Haeri Ardakani, O., Clarkson, C.R. 2014. Dispersed organic matter and depositional environment: insights from a Middle Triassic source rock in arctic Canada. 31st Annual Meeting of the Society for Organic Petrology: 2014, Sydney, NSW, Australia. 27th September to 3rd October 2014. | 31st Annual Meeting of the Society for Organic Petrology: 2014, Sydney, NSW, Australia. 27th September to 3rd October 2014. |
| 2014 | Ghanizadeh, A., Bhowmik, S., and Clarkson, C.R. 2014. A comparison of plug-derived, probe-derived and crushed-rock permeability in low-permeable shales: Examples from the Duvernay Shale, Alberta (Canada). GeoConvention 2014 - Focus (CSPG), Canadian Society of Petroleum Geologists, conference proceedings and online, 2014 May, extended abstract (3 pages). | GeoConvention 2014 - Focus (CSPG), Canadian Society of Petroleum Geologists, conference proceedings and online, 2014 May, extended abstract (3 pages). |
| 2014 | Solano, N., Clarkson, C.R., Krause, F.F., Melnichenko, Y.B., He, L., and Blach, T. 2014. Applications of Neutron Scattering Techniques for the Characterization of Pore Structure and Fluids Interactions in Tight Rocks. GeoConvention 2014 - Focus (CSPG) , Canadian Society of Petroleum Geologists, conference proceedings and online, May, extended abstract (2 pages) | GeoConvention 2014 - Focus (CSPG) , Canadian Society of Petroleum Geologists, conference proceedings and online, May, extended abstract (2 pages) |
| 2014 | Kondla, D.M., Sanei, H., Embry, A.F., Ardakani, O.H., Clarkson, C.R. 2014. Organic matter characterization for unconventional reservoir potential assessment of the Murray Harbour Formation in the Sverdrup Basin, Arctic Canada. Geoconvention 2014 - Focus (CSPG), Canadian Society of Petroleum Geologists, conference proceedings and online, 2014 May, extended abstract (4 pages) | Geoconvention 2014 - Focus (CSPG), Canadian Society of Petroleum Geologists, conference proceedings and online, 2014 May, extended abstract (4 pages) |
| 2014 | Isinguzo, N., Sanei, H., Clarkson, C.R., Debuhr, C., Ardakani, O.H., Kondla, D., Goodarzi, F. 2014. Petrographic characterizations of the "Nordegg" (Gordendale) Member of the Fernie Formation in West Central Alberta, Using Scanning Electron Microscopy and Organic Petrology. GeoConvention 2014 - Focus (CSPG), Canadian Society of Petroleum Geologists, conference proceedings and online, 2014 May, extended abstract (4 pages) | GeoConvention 2014 - Focus (CSPG), Canadian Society of Petroleum Geologists, conference proceedings and online, 2014 May, extended abstract (4 pages) |
| 2014 | Isinguzo, N., Sanei, H., Clarkson, C.R., Ardakani, O.H., Kondla, D., Goodarzi, F. 2014. Organic and Inorganic Petrographic Analysis of the “Nordegg” – Gordondale Member, Fernie Formation, West Central Alberta. AAPG International Conference and Exhibition 2014, 16-17 September, Istanbul, Turkey | AAPG International Conference and Exhibition 2014, 16-17 September, Istanbul, Turkey |
| 2014 | Kondla, D.M., Sanei, H., Embry, A.F., Haeri Ardakani, O., and Clarkson, C.R. 2014. Organic geochemical and organic petrological analysis of the Murray Harbour Formation: a potential unconventional reservoir in the Sverdrup Basin, Canadian Arctic. AAPG International Conference & Exhibition 2014, Istanbul, Turkey, September 14-17, 2014. | AAPG International Conference & Exhibition 2014, Istanbul, Turkey, September 14-17, 2014. |
| 2013 | Solano, N.A., Clarkson, C.R., F.F. Krause, Kantzas, A. 2013. Microlithofacies Analysis Within Cardium Tight Oil Intervals. Abstract published in 2013 CSPG Geoconvention proceedings. | Abstract published in 2013 CSPG Geoconvention proceedings. |
| 2012 | Pedersen, P.K., Clarkson, C.R. 2012. Characterization of Unconventional Tight Light Oil Plays in Western Canada Sedimentary Basin. Abstract published in 2012 CSPG Geoconvention proceedings. | Abstract published in 2012 CSPG Geoconvention proceedings. |
| 2012 | Pedersen, P.K., Clarkson, C.R. 2012. Unconventional Tight Light Oil Play Types – Western Canada. AAPG Search and Discovery Article #90142, AAPG Annual Convention and Exhibition. | AAPG Search and Discovery Article #90142, AAPG Annual Convention and Exhibition. |
| 2012 | Solano, N., Clarkson, C.R., Krause, F., Aguilera, R. 2012. Upper Monteith and Lower Beattie Peaks Formations at the Sinclair and Albright Fields in Westcentral Alberta. Abstract published in 2012 CSPG Geoconvention proceedings. | Abstract published in 2012 CSPG Geoconvention proceedings. |
| 2011 | Clarkson, C.R., Pedersen, P.K. 2011. Advances in Reservoir Characterization of the Montney Tight Gas Play. Abstract published in CSPG-CSEG-CWLS Recovery 2011 conference proceedings. | Abstract published in CSPG-CSEG-CWLS Recovery 2011 conference proceedings. |
| 2011 | Clarkson, C.R. 2011. Gas Shales: Advances in Production Analysis. Abstract published in CSPG-CSEG-CWLS Recovery 2011 conference proceedings. | Abstract published in CSPG-CSEG-CWLS Recovery 2011 conference proceedings. |
| 2011 | Clarkson, C.R. 2011. Unconventional Gas Reservoirs: Advances in Production Analysis. Abstract published in Asia Pacific Coalbed Methane Symposium, Brisbane Australia. | Abstract published in Asia Pacific Coalbed Methane Symposium, Brisbane Australia. |
| 2011 | *Freeman, M., Clarkson, C.R., and Sanei, H. 2011. Lithological Controls on Permeability Variations in the Lower Triassic Montney Formation, Pouce Coupe, AB. Poster presented at the TSOP annual meeting in Halifax, Nova Scotia. *Winner of best student poster. | Poster presented at the TSOP annual meeting in Halifax, Nova Scotia. *Winner of best student poster. |
OTHER REFEREED CONTRIBUTIONS
| 2014 | Ghanizadeh, A., Aquino, S., Haeri-Ardakani, O., Sanei, H., and Clarkson, C.R. 2014. Geomechanical Controls on Matrix/Fracture Permeability of Tight Oil and Liquid-Rich Gas Reservoirs: Implications for Hydraulic Fracturing. AAPG/SEG/SPWLA HEDBERG CONFERENCE - “Fundamental Parameters Associated with Successful Hydraulic Fracturing – Means and Methods for a Better Understanding”, AAPG, conference proceedings and online, 2014 December. | AAPG/SEG/SPWLA HEDBERG CONFERENCE - “Fundamental Parameters Associated with Successful Hydraulic Fracturing – Means and Methods for a Better Understanding”, AAPG, conference proceedings and online, 2014 December. |
| 2011 | Clarkson, C.R. 2011. Chapter 8.5 (Coalbed Methane), in Chapter 8 (Unconventional Resources Estimation) of SPE Guidelines for Application of the Petroleum Resources Management System. | Chapter 8.5 (Coalbed Methane), in Chapter 8 (Unconventional Resources Estimation) of SPE Guidelines for Application of the Petroleum Resources Management System. |
| 2010 | Clarkson, C.R. and Ertekin, T. 2010. A new Model for Shale Gas Matrix Flow Using the Dynamic-Slippage Concept. Presentation at the AAPG/SEG/SPE Hedberg Conference "Critical Assessment of Shale Resource Plays", December 5-10, Austin Texas. Extended abstract 5 pages | Presentation at the AAPG/SEG/SPE Hedberg Conference "Critical Assessment of Shale Resource Plays", December 5-10, Austin Texas. Extended abstract 5 pages |