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.
In the News
Research Keywords
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Projects
Recent Publications
Estimation of Fracture Permeability from Aperture Distributions for Rough and Partially Cemented Fractures
Landry, C. J., Prodanović, M., Karpyn, Z. & Eichhubl, P., Mar 2024, In: Transport in Porous Media. 151, 4, p. 689-717 29 p.Research output: Contribution to journal › Article › peer-review
Impact of wettability on capillary phase trapping using pore-network modeling
Purswani, P., Johns, R. T. & Karpyn, Z. T., Feb 2024, In: Advances in Water Resources. 184, 104606.Research output: Contribution to journal › Article › peer-review
Hybrid ion exchange and biological processes for water and wastewater treatment: a comprehensive review of process applications and mathematical modeling
Zhang, T., Payne, K., Zhang, J., Purswani, P., Karpyn, Z. & Wang, M., Mar 2024, In: Reviews in Environmental Science and Biotechnology. 23, 1, p. 163-188 26 p.Research output: Contribution to journal › Review article › peer-review
Measurement of In-situ Fluid Density in Shales with Sub-Resolution Porosity Using X-Ray Microtomography
Chakraborty, N., Lou, X., Enab, K. & Karpyn, Z., Feb 2022, In: Transport in Porous Media. 141, 3, p. 607-627 21 p.Research output: Contribution to journal › Article › peer-review
Experimental Investigation of Shale Rock Properties Altering In-Situ Gas Density and Storage
Lou, X., Chakraborty, N. & Karpyn, Z., Apr 14 2022, In: Frontiers in Earth Science. 10, 877551.Research output: Contribution to journal › Article › peer-review
Comparative Study of Traditional and Deep-Learning Denoising Approaches for Image-Based Petrophysical Characterization of Porous Media
Tawfik, M. S., Adishesha, A. S., Hsi, Y., Purswani, P., Johns, R. T., Shokouhi, P., Huang, X. & Karpyn, Z. T., Jan 25 2022, In: Frontiers in Water. 3, 800369.Research output: Contribution to journal › Article › peer-review
Effect of oil chemistry on the performance of low-salinity waterflooding in carbonates: An integrated experimental approach
Tawfik, M. S., Karpyn, Z. T. & Johns, R. T., Dec 1 2022, In: Fuel. 329, 125436.Research output: Contribution to journal › Article › peer-review
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
Modeling the Effect of Reaction Kinetics and Dispersion during Low-Salinity Waterflooding
Magzymov, D., Purswani, P., Karpyn, Z. T. & Johns, R. T., Oct 2021, In: SPE Journal. 26, 5, p. 3075-3093 19 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