
Research Summary
Research interests include multi-phase flow in porous media, capillary-driven flow, unconventional reservoirs, solid/liquid interfaces and wettability, and X-ray computed tomography and image processing techniques.
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Research Keywords
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Recent Publications
Experimental study of gas/liquid diffusion in porous rocks and bulk fluids to investigate the effect of rock-matrix hindrance
Lou, X., Chakraborty, N., Karpyn, Z. T., Ayala, L. F., Nagarajan, N. & Wijaya, Z., Jun 2021, In: SPE Journal. 26, 3, p. 1174-1188 15 p.Research output: Contribution to journal › Article › peer-review
Predictive modeling of relative permeability using a generalized equation of state
Purswani, P., Johns, R. T., Karpyn, Z. T. & Blunt, M., Feb 2021, In: SPE Journal. 26, 1, p. 191-205 15 p.Research output: Contribution to journal › Article › peer-review
Experimental and numerical study of gas diffusion and sorption kinetics in ultratight rocks
Zhang, M., Chakraborty, N., Karpyn, Z. T., Emami-Meybodi, H. & Ayala, L. F., Feb 15 2021, In: Fuel. 286, 119300.Research output: Contribution to journal › Article › peer-review
Dual Compressibility Characteristics of Lignite, Subbituminous, and High-Volatile Bituminous Coals: A New Insight into Permeability
Zhou, S., Liu, D., Karpyn, Z. T., Cai, Y. & Yao, Y., Jan 2021, In: Transport in Porous Media. 136, 1, p. 295-317 23 p.Research output: Contribution to journal › Article › peer-review
Experimental evidence of gas densification and enhanced storage in nanoporous shales
Chakraborty, N., Karpyn, Z., Liu, S., Yoon, H. & Dewers, T., Apr 2020, In: Journal of Natural Gas Science and Engineering. 76, 103120.Research output: Contribution to journal › Article › peer-review
Evaluation of image segmentation techniques for image-based rock property estimation
Purswani, P., Karpyn, Z. T., Enab, K., Xue, Y. & Huang, X., Dec 2020, In: Journal of Petroleum Science and Engineering. 195, 107890.Research output: Contribution to journal › Article › peer-review
On the development of a relative permeability equation of state
Purswani, P., Tawfik, M. S., Karpyn, Z. T. & Johns, R. T., Apr 1 2020, In: Computational Geosciences. 24, 2, p. 807-818 12 p.Research output: Contribution to journal › Article › peer-review