Zuleima Karpyn

Affiliate Researcher
Titles and Affiliations
Associate Dean for Graduate Education and Research; Professor, John and Willie Leone Department of Energy & Mineral Engineering (EME)
Quentin E. and Louise L. Wood University Endowed Fellow of Petroleum and Natural Gas Engineering, John and Willie Leone Department of Energy & Mineral Engineering (EME)

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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Recent Publications

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 journalArticlepeer-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 journalArticlepeer-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 journalArticlepeer-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 journalArticlepeer-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 journalArticlepeer-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 journalArticlepeer-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 journalArticlepeer-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 journalArticlepeer-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 journalArticlepeer-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 journalArticlepeer-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 journalArticlepeer-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 journalArticlepeer-review

Mechanical degradation of polyacrylamide at ultra high deformation rates during hydraulic fracturing

Xiong, B., Purswani, P., Pawlik, T., Samineni, L., Karpyn, Z. T., Zydney, A. L. & Kumar, M., Jan 2020, In: Environmental Science: Water Research and Technology. 6, 1, p. 166-172 7 p.

Research output: Contribution to journalArticlepeer-review

Investigation of Accessible Pore Structure Evolution under Pressurization and Adsorption for Coal and Shale Using Small-Angle Neutron Scattering

Liu, S., Zhang, R., Karpyn, Z., Yoon, H. & Dewers, T., Feb 21 2019, In: Energy and Fuels. 33, 2, p. 837-847 11 p.

Research output: Contribution to journalArticlepeer-review

Laboratory investigation of chemical mechanisms driving oil recovery from oil-wet carbonate rocks

Purswani, P. & Karpyn, Z. T., Jan 1 2019, In: Fuel. 235, p. 406-415 10 p.

Research output: Contribution to journalArticlepeer-review