Zuleima Karpyn

    • 1203 Citations
    • 21 h-Index
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    Research Output 2001 2019

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    Article
    2019
    5 Citations (Scopus)

    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 journalArticle

    Pressurization
    Coal
    Shale
    Pore structure
    Neutron scattering
    5 Citations (Scopus)

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

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

    Research output: Contribution to journalArticle

    Laboratory Chemicals
    Carbonates
    Oils
    Rocks
    Ions
    2018
    12 Citations (Scopus)
    Gas adsorption
    Nanopores
    Coal
    Focused ion beams
    Methane
    3 Citations (Scopus)

    Effect of coalification jumps on petrophysical properties of various metamorphic coals from different coalfields in China

    Zhou, S., Liu, D., Karpyn, Z. T., Cai, Y. & Yao, Y., Dec 2018, In : Journal of Natural Gas Science and Engineering. 60, p. 63-76 14 p.

    Research output: Contribution to journalArticle

    Porosity
    Coal
    Graphitization
    Fluids
    Nuclear magnetic resonance
    1 Citation (Scopus)
    Gas permeability
    permeability
    Compressibility of gases
    Viscosity of gases
    gas
    1 Citation (Scopus)

    Petrographic controls on pore and fissure characteristics of coals from the southern junggar coalfield, northwest China

    Zhou, S., Liu, D., Cai, Y., Karpyn, Z. & Yao, Y., Jun 2018, In : Energies. 11, 6, 1556.

    Research output: Contribution to journalArticle

    Petrology
    Methane
    China
    Coal
    Connectivity
    2017
    15 Citations (Scopus)

    Permeability evolution of shale during spontaneous imbibition

    Chakraborty, N., Karpyn, Z., Liu, S. & Yoon, H., Jan 1 2017, In : Journal of Natural Gas Science and Engineering. 38, p. 590-596 7 p.

    Research output: Contribution to journalArticle

    Shale
    Gas permeability
    Rocks
    Water
    Hydraulic fracturing
    2016
    25 Citations (Scopus)

    Automated contact angle estimation for three-dimensional X-ray microtomography data

    Klise, K. A., Moriarty, D., Yoon, H. & Karpyn, Z., Sep 1 2016, In : Advances in Water Resources. 95, p. 152-160 9 p.

    Research output: Contribution to journalArticle

    fluid
    wetting
    multiphase flow
    wettability
    porous medium
    34 Citations (Scopus)

    Fracture opening or self-sealing: Critical residence time as a unifying parameter for cement-CO2-brine interactions

    Brunet, J. P. L., Li, L., Karpyn, Z. T. & Huerta, N. J., Apr 1 2016, In : International Journal of Greenhouse Gas Control. 47, p. 25-37 13 p.

    Research output: Contribution to journalArticle

    sealing
    brine
    residence time
    Cements
    cement
    3 Citations (Scopus)

    Pore-scale investigation on stress-dependent characteristics of granular packs and the impact of pore deformation on fluid distribution

    Torrealba, V. A., Karpyn, Z. T., Yoon, H., Klise, K. A. & Crandall, D., Feb 1 2016, In : Geofluids. 16, 1, p. 198-207 10 p.

    Research output: Contribution to journalArticle

    confining pressure
    multiphase flow
    fluid
    tortuosity
    imbibition
    8 Citations (Scopus)

    The role of host rock properties in determining potential CO2 migration pathways

    Cao, P., Karpyn, Z. T. & Li, L., Feb 1 2016, In : International Journal of Greenhouse Gas Control. 45, p. 18-26 9 p.

    Research output: Contribution to journalArticle

    rock property
    host rock
    Cements
    cement
    Rocks
    2015
    5 Citations (Scopus)

    A production type-curve solution for coalbed methane reservoirs

    Thararoop, P., Karpyn, Z. & Ertekin, T., Mar 1 2015, In : Journal of Unconventional Oil and Gas Resources. 9, p. 136-152 17 p.

    Research output: Contribution to journalArticle

    Porosity
    Two phase flow
    Coal bed methane
    Specifications
    Fluids
    6 Citations (Scopus)
    Swelling
    Coal
    Water
    Porosity
    Iterative methods
    12 Citations (Scopus)

    Experimental investigation of carbon dioxide trapping due to capillary retention in saline aquifers

    Li, X., Akbarabadi, M., Karpyn, Z. T., Piri, M. & Bazilevskaya, E., Nov 2015, In : Geofluids. 15, 4, p. 563-576 14 p.

    Research output: Contribution to journalArticle

    trapping
    carbon dioxide
    aquifer
    saturation
    brine
    42 Citations (Scopus)
    Fracturing fluids
    Shale
    Gases
    Rocks
    Fracturing (fossil fuel deposits)
    18 Citations (Scopus)

    Fracture permeability and relative permeability of coal and their dependence on stress conditions

    Alexis, D. A., Karpyn, Z. T., Ertekin, T. & Crandall, D., Jun 1 2015, In : Journal of Unconventional Oil and Gas Resources. 10, p. 1-10 10 p.

    Research output: Contribution to journalArticle

    Coal
    Carbon dioxide
    Pore pressure
    Helium
    Gases
    31 Citations (Scopus)

    Self-healing of cement fractures under dynamic flow of CO2-rich brine

    Cao, P., Karpyn, Z. & Li, L., Jun 1 2015, In : Water Resources Research. 51, 6, p. 4684-4701 18 p.

    Research output: Contribution to journalArticle

    brine
    cement
    permeability
    residence time
    fracture flow
    53 Citations (Scopus)

    Swelling of clay minerals in unconsolidated porous media and its impact on permeability

    Aksu, I., Bazilevskaya, E. & Karpyn, Z., Sep 1 2015, In : GeoResJ. 7, p. 1-13 13 p.

    Research output: Contribution to journalArticle

    swelling
    clay mineral
    porous medium
    permeability
    clay
    2014
    52 Citations (Scopus)

    Experimental investigation of fracturing-fluid migration caused by spontaneous imbibition in fractured low-permeability sands

    Dutta, R., Lee, C. H., Odumabo, S., Ye, P., Walker, S. C., Karpyn, Z. & Ayala H., L., Jan 1 2014, In : SPE Reservoir Evaluation and Engineering. 17, 1, p. 74-81 8 p.

    Research output: Contribution to journalArticle

    Fracturing fluids
    imbibition
    Sand
    permeability
    sand
    1 Citation (Scopus)

    Experimental investigation of residual saturation in mixed-wet porous media using a pore-scale approach

    Larpudomlert, R., Torrealba, V. A., Karpyn, Z. & Halleck, P., Jun 1 2014, In : Journal of Petroleum Exploration and Production Technology. 4, 2, p. 175-187 13 p.

    Research output: Contribution to journalArticle

    Porous materials
    Wetting
    porous medium
    wettability
    saturation
    30 Citations (Scopus)
    Fracturing fluids
    Sandstone
    Flow of gases
    Hydraulic fracturing
    Fluids
    11 Citations (Scopus)

    Investigation of Generalized Relative Permeability Coefficients for Electrically Assisted Oil Recovery in Oil Formations

    Ghazanfari, E., Pamukcu, S., Pervizpour, M. & Karpyn, Z., Sep 30 2014, In : Transport in Porous Media. 105, 1, p. 235-253 19 p.

    Research output: Contribution to journalArticle

    Hydraulic conductivity
    Oils
    Recovery
    Two phase flow
    Porous materials
    15 Citations (Scopus)

    Pore-Scale Lattice Boltzmann Modeling and 4D X-ray Computed Microtomography Imaging of Fracture-Matrix Fluid Transfer

    Landry, C. J., Karpyn, Z. T. & Ayala, O., Jul 2014, In : Transport in Porous Media. 103, 3, p. 449-468 20 p.

    Research output: Contribution to journalArticle

    Saturation (materials composition)
    Wetting
    Imaging techniques
    X rays
    Fluids
    16 Citations (Scopus)

    Pore-scale multiphase flow experiments in bead packs of variable wettability

    Celauro, J. G., Torrealba, V. A., Karpyn, Z. T., Klise, K. A. & Mckenna, S. A., Feb 1 2014, In : Geofluids. 14, 1, p. 95-105 11 p.

    Research output: Contribution to journalArticle

    multiphase flow
    wettability
    saturation
    wetting
    fluid
    39 Citations (Scopus)

    Relative permeability of homogenous-wet and mixed-wet porous media as determined by pore-scale lattice Boltzmann modeling

    Landry, C. J., Karpyn, Z. T. & Ayala, O., May 2014, In : Water Resources Research. 50, 5, p. 3672-3689 18 p.

    Research output: Contribution to journalArticle

    porous medium
    permeability
    fluid
    modeling
    wettability
    2013
    31 Citations (Scopus)

    Dynamic alterations in wellbore cement integrity due to geochemical reactions in CO2-rich environments

    Cao, P., Karpyn, Z. & Li, L., Aug 6 2013, In : Water Resources Research. 49, 7, p. 4465-4475 11 p.

    Research output: Contribution to journalArticle

    cement
    void
    carbon sequestration
    flooding
    sandstone
    49 Citations (Scopus)

    Dynamic evolution of cement composition and transport properties under conditions relevant to geological carbon sequestration

    Brunet, J. P. L., Li, L., Karpyn, Z. T., Kutchko, B. G., Strazisar, B. & Bromhal, G., Aug 15 2013, In : Energy and Fuels. 27, 8, p. 4208-4220 13 p.

    Research output: Contribution to journalArticle

    Transport properties
    Cements
    Carbon
    Chemical analysis
    Calcium Carbonate
    Cements
    Carbon
    Sandstone
    Degradation
    Forms (concrete)
    2012
    65 Citations (Scopus)

    Development of a multi-mechanistic, dual-porosity, dual-permeability, numerical flow model for coalbed methane reservoirs

    Thararoop, P., Karpyn, Z. & Ertekin, T., Sep 1 2012, In : Journal of Natural Gas Science and Engineering. 8, p. 121-131 11 p.

    Research output: Contribution to journalArticle

    Porosity
    Coal
    Simulators
    Flue gases
    Swelling
    9 Citations (Scopus)

    Numerical Analysis of Imbibition Front Evolution in Fractured Sandstone under Capillary-Dominated Conditions

    Lee, C. H. & Karpyn, Z. T., Aug 1 2012, In : Transport in Porous Media. 94, 1, p. 359-383 25 p.

    Research output: Contribution to journalArticle

    Capillarity
    Sandstone
    Numerical analysis
    Transport properties
    Oils
    7 Citations (Scopus)
    Swelling
    Coal
    Recovery
    Water
    Porosity
    9 Citations (Scopus)

    Single-phase lattice Boltzmann simulations of pore-scale flow in fractured permeable media

    Landry, C. J. & Karpyn, Z., Apr 2012, In : International Journal of Oil, Gas and Coal Technology. 5, 2-3, p. 182-206 25 p.

    Research output: Contribution to journalArticle

    Electric inductors
    Flow simulation
    Surface roughness
    X rays
    2011
    1 Citation (Scopus)
    Capillarity
    capillary pressure
    Transport properties
    Core samples
    saturation
    2 Citations (Scopus)

    Multivariate production optimization of a natural gas field

    Nago, A. B., Karpyn, Z. & Ayala H., L., Jan 1 2011, In : International Journal of Modelling and Simulation. 31, 3, p. 185-193 9 p.

    Research output: Contribution to journalArticle

    Natural gas fields
    Natural Gas
    Optimization
    Parameter Design
    Gases
    52 Citations (Scopus)

    Pore-scale analysis of trapped immiscible fluid structures and fluid interfacial areas in oil-wet and water-wet bead packs

    Landry, C. J., Karpyn, Z. T. & Piri, M., May 1 2011, In : Geofluids. 11, 2, p. 209-227 19 p.

    Research output: Contribution to journalArticle

    immiscible fluid
    porous medium
    surface area
    wetting
    fluid
    2010
    7 Citations (Scopus)

    A study of hydraulic fracture conductivity and its dependence on proppant wettability

    Mora, T., Orogbemi, O. A. & Karpyn, Z. T., Oct 1 2010, In : Petroleum Science and Technology. 28, 15, p. 1527-1534 8 p.

    Research output: Contribution to journalArticle

    Proppants
    wettability
    Wetting
    conductivity
    Hydraulics
    42 Citations (Scopus)

    Experimental investigation of trapped oil clusters in a water-wet bead pack using X-ray microtomography

    Karpyn, Z. T., Piri, M. & Singh, G., Apr 24 2010, In : Water Resources Research. 46, 4, W04510.

    Research output: Contribution to journalArticle

    fluid
    oil
    immiscible fluid
    multiphase flow
    water
    26 Citations (Scopus)

    Investigating matrix/Fracture transfer via a level set method for drainage and imbibition

    Prodanović, M., Bryant, S. L. & Karpyn, Z. T., Mar 2010, In : SPE Journal. 15, 1, p. 125-136 12 p.

    Research output: Contribution to journalArticle

    imbibition
    Drainage
    drainage
    matrix
    fluid
    72 Citations (Scopus)

    Numerical simulations examining the relationship between wall-roughness and fluid flow in rock fractures

    Crandall, D., Bromhal, G. & Karpyn, Z., Jul 1 2010, In : International Journal of Rock Mechanics and Mining Sciences. 47, 5, p. 784-796 13 p.

    Research output: Contribution to journalArticle

    roughness
    fluid flow
    Flow of fluids
    Surface roughness
    Rocks
    11 Citations (Scopus)

    Simulation of fluid percolation in a rough-walled rock fracture

    Petchsingto, T. & Karpyn, Z., Oct 29 2010, In : Hydrogeology Journal. 18, 7, p. 1583-1589 7 p.

    Research output: Contribution to journalArticle

    curvature
    fluid
    rock
    simulation
    two phase flow
    2009
    31 Citations (Scopus)

    An experimental study of spontaneous imbibition in fractured sandstone with contrasting sedimentary layers

    Karpyn, Z., Halleck, P. M. & Grader, A. S., Jul 1 2009, In : Journal of Petroleum Science and Engineering. 67, 1-2, p. 48-56 9 p.

    Research output: Contribution to journalArticle

    imbibition
    Sandstone
    experimental study
    sandstone
    countercurrent
    16 Citations (Scopus)
    Flow of fluids
    Computational fluid dynamics
    Flow simulation
    Channel flow
    Transport properties
    11 Citations (Scopus)

    Development of a coal shrinkage-swelling model accounting for water content in the micropores

    Thararoop, P., Karpyn, Z. & Ertekin, T., Jan 1 2009, In : International Journal of Mining and Mineral Engineering. 1, 4, p. 346-364 19 p.

    Research output: Contribution to journalArticle

    swelling
    Water content
    Swelling
    water content
    Coal
    50 Citations (Scopus)

    X-ray CT and hydraulic evidence for a relationship between fracture conductivity and adjacent matrix porosity

    Karpyn, Z., Alajmi, A., Radaelli, F., Halleck, P. M. & Grader, A. S., Feb 10 2009, In : Engineering Geology. 103, 3-4, p. 139-145 7 p.

    Research output: Contribution to journalArticle

    fracture aperture
    conductivity
    Porosity
    porosity
    Hydraulics
    2008
    2 Citations (Scopus)
    Specific surface area
    Artificial intelligence
    Carbonates
    Porosity
    Water
    6 Citations (Scopus)

    Integration of seismic attributes and production data for infill drilling strategies - A virtual intelligence approach

    Thararoop, P., Karpyn, Z., Gitman, A. & Ertekin, T., Dec 1 2008, In : Journal of Petroleum Science and Engineering. 63, 1-4, p. 43-52 10 p.

    Research output: Contribution to journalArticle

    Infill drilling
    infill
    artificial neural network
    drilling
    prediction
    2007
    3 Citations (Scopus)

    On the calculation of static bottom-hole pressures in gas wells

    Ayala H., L. & Karpyn, Z., Aug 1 2007, In : Petroleum Science and Technology. 25, 8, p. 1099-1104 6 p.

    Research output: Contribution to journalArticle

    Bottom hole pressure
    gas well
    Gases
    pressure gradient
    Pressure gradient
    41 Citations (Scopus)
    Microtomography
    Network Modeling
    conditioning
    Conditioning
    Fluid
    40 Citations (Scopus)
    Microtomography
    Network Modeling
    two phase flow
    Two-phase Flow
    drainage
    66 Citations (Scopus)

    Visualization of fluid occupancy in a rough fracture using micro-tomography

    Karpyn, Z. T., Grader, A. S. & Halleck, P. M., Mar 1 2007, In : Journal of Colloid And Interface Science. 307, 1, p. 181-187 7 p.

    Research output: Contribution to journalArticle

    Tomography
    Visualization
    Fluids
    Oils
    Water