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Wang, Y., H. Wang, S. Qi, Shimin Liu, Y. Zhao, and W. Yue, (2021). Investigation of Shale Permeability Evolution considering Bivalued Effective Stress Coefficients for CO2 Injection, Geofluids, v. 2021, [1132440], https://doi.org/10.1155/2021/1132440.
Wang, Z., Shimin Liu, and Y. Qin, (2021). Coal wettability in coalbed methane production: A critical review, Fuel, v. 303, [121277].
Wasco, R. S. and B. G. Miller, (2021 January 21). "Fermenter Syrup Characterization Project: Chemical Fractionation Testing Final Report," Prepared for The Babcock & Wilcox Company.
Wei, M. Y., J. Liu, Y. K. Liu, Z. H. Liu, and D. Elsworth, (2021). Effect of adsorption-induced matrix swelling on coal permeability evolution of micro-fracture with the real geometry, Petroleum Science, v. 18 (4), pp. 1143-1152,
Wei, M., J. Kiu, D. Elsworth, Y. Liu, J. Zeng, and Z. He, (2021). Impact of equilibration time lag between matrix and fractures on the evolution of coal permeability, Fuel, v. 290, [120029].
Williams, C., C. Borigo, J. Rivière, C. Lissenden, and P. Shokouhi, (2021). Nonlinear ultrasonic testing for evaluation of fracture toughness in 4130 steel, The Journal of the Acoustical Society of America, v. 150 (4), [A66].
Wood, C. E., P. Shokouhi, P. Manogharan, J. Rivere, D. Elsworth, and C. Marone, (2021). Imaging Elastodynamic and Hydraulic Properties of In Situ Fractured Rock: An Experimental Investigation Exploring Effects of Dynamic Stressing and Shearing, Journal of Geophysical Research: Solid Earth, v. 126 (11), [e2020JB021521], https://doi.org/10.1029/2020JB021521.
Wu, Y. and S. Blumsack, (2021). A cooperative game framework for the joint operation of natural gas storage and electric power generation, Proceedings of the 2020 Annual Hawaii International Conference on System Sciences, v. 2020, pp. 3253-3262.
Wysocki, N. and E. Hajek, (2021). Mud in sandy riverbed deposits as a proxy for ancient fine-sediment supply, Geology, v. 49(8), pp. 931-935, https://doi.org/10.1130/G48251.1.
Xian Leong, Z. and Tieyuan Zhu, (2021). Deep learning lunar penetrating radar inversion: An example from Chang’E-3, First International Meeting for Applied Geoscience & Energy Proceedings, pp. 1379-1383.
Xing, G. and Tieyuan Zhu, (2021). A viscoelastic model for seismic attenuation using fractal mechanical networks, Geophysical Journal International, v. 224 (3), pp. 1658-1669.
Xu, Y., L. Wang, S. Bhattacharyya, X. Peng, and X. Chen, (2021). Improving safety by further increasing the permeability of coal seams using air cannons after hydraulic punching, Arabian Journal of Geosciences, v.14 (20), pp. 1-10.
Xue, Y., J. Ye, Q. Zhou, L. R. Long, S. Antani, Z. Xue, C. Cornwell, R. Zaino, K. C. Cheng, X. Huang, (2021). Selective synthetic augmentation with HistoGAN for improved histopathology image classification, Medical Image Analysis, v. 67, [101816], https://doi.org/10.1016/j.media.2020.101816.
Yang, Bo, Cheng Peng, Guichao Wang, & Lian-Ping Wang, (2021). A direct numerical simulation study of flow modulation and turbulent sedimentation in particle-laden downward channel flows, Physics of Fluids, v. 33 (9), [093306], DOI: 10.1063/5.0062017.
Yang, H., A. T. Pham, J. R. Landry, S. Blumsack, and W. Peng, (2021). Emissions and Health Implications of Pennsylvania’s Entry into the Regional Greenhouse Gas Initiative, Environmental Science and Technology, v. 55 (18), pp. 12153-12161, https://doi.org/10.1021/acs.est.1c02797.
Yang, H., S. V. Pisupati, and H. Hu, (2021). Modeling char surface area evolution during coal pyrolysis: Effect of swelling and gasification at high pressures, Proceedings of the Combustion Institute, v. 38 (3), pp. 4151-4159, https://doi.org/10.1016/j.proci.2020.07.034.
Yang, H., Y. Yang, S. V. Pisupati, L. Jin, Y. Li, and H. Hu, (2021). Modeling char surface area evolution during coal pyrolysis: Evolving characteristics with coal rank, Journal of Analytical and Applied Pyrolysis, v. 156, [105110], https://doi.org/10.1016/j.jaap.2021.105110.
Yang, S. Q., J. Z. Tang, and D. Elsworth, (2021). Creep Rupture and Permeability Evolution in High Temperature Heat-Treated Sandstone Containing Pre-Existing Twin Flaws, Energies, v. 14 (19), [6362].
Yang, S., Shimin Liu, N. Zhang, G. Li, and J. Zhang, (2021). A fully automatic-image-based approach to quantifying the geological strength index of underground rock mass, International Journal of Rock Mechanics and Mining Sciences, v. 140, [104585].
Yang, X., P. L. Rozelle, and S. V. Pisupati, (2021). The effect of caustic soda treatment to recover rare earth elements from secondary feedstocks with low concentrations, Minerals Engineering, v. 173, [107184], https://doi.org/10.1016/j.mineng.2021.107184.
Yang, Y. and Shimin Liu, (2021). Integrated modeling of multi-scale transport in coal and its application for coalbed methane recovery, Fuel, v. 300, [120971].
Yang, Y., Shimin Liu, and X. Chang, (2021). Fracture stiffness evaluation with waterless cryogenic treatment and its implication in fluid flowability of treated coals, International Journal of Rock Mechanics and Mining Sciences, v. 142, [104727].
Yu, H. Y. Li, G. Cui, D. Elsworth, J. Liu, and M. Liu, (2021). A model for focused-beam microwave heating on rock fracturing, Geomechanics and Geophysics for Geo-Energy and Geo-Resources, v. 7 (2), pp.1-22.
Yu, H., A. Dahi Taleghani, and Z. Lian, (2021). A New Look at Rock Mechanical Behavior 1 from the Meso-Scale Grain, Journal of Petroleum Science and Engineering, v. 200, [108373].
Yuan, L., Q. Liu, J. P. Mathews, H. Zhang, and Y. Wu, (2021). Quantifying the Structural Transitions of Chinese Coal to Coal-Derived Natural Graphite by XRD, Raman Spectroscopy, and HRTEM Image Analyses, Energy Fuels, v. 35 (3), pp. 2335–2346.
Zeng, J., J. Liu, W. Li, Y. K. Leong, D. Elsworth, and J. Guo, (2021). Shale gas reservoir modeling and production evaluation considering complex gas transport mechanisms and dispersed distribution of kerogen, Petroleum Science, v. 18 (1), pp. 195-218.
Zeng, J., J. Liu, W. Li, Y. K. Leong, D. Elsworth, and J. Guo, (2021). Shale shrinkage transition induced by the matrix-fracture equilibrium time lag: A neglected phenomenon in shale gas production, Asia Pacific Unconventional Resources Technology Conference 2021, pp. 839-885, https://doi.org/10.15530/ap-urtec-2021-208403.
Zhang, C. Y. Yao, D. Elsworth, D. Liu, Y. Ju, Y. Dong, and S. Ye, (2021). Microstructure characterization of kerogen in mature shale: Molecular investigation of micropore development, Journal of Natural Gas Science and Engineering, v. 95, [104239].
Zhang, F. and H Emami-Meybodi, (2021). Semianalytical method of two-phase liquid transport in shale reservoirs and its application in fracture characterization, AIChE Journal, v. 68 (2), [e17449], doi.org/10.1002/aic.17449.
Zhang, F. and H. Emami-Meybodi, (2021). A type-curve method for two-phase flowback analysis in hydraulically fractured hydrocarbon reservoirs, Journal of Petroleum Science and Engineering, v. 209, [109912], https://doi.org/10.1016/j.petrol.2021.109912.
Zhang, F. and H. Emami-Meybodi, (2021). Analysis of early-time production data from multi-fractured shale gas wells by considering multiple transport mechanisms through nanopores, Journal of Petroleum Science and Engineering, v. 197, [108092]. https://doi.org/10.1016/j.petrol.2020.108092.
Zhang, F. and H. Emami-Meybodi, (2021). Semianalytical method of two-phase liquid transport in shale reservoirs and its application in fracture characterization, AIChE Journal, v. 68 (2), [e17449], https://doi.org/10.1002/aic.17449.
Zhang, F. and H. Emami-Meybodi, (2021). Two-Phase Type-Curve Analysis of Flowback Data from Hydraulically Fractured Hydrocarbon Reservoirs, 2021 SPE Annual Technical Conference and Exhibition, Dubai, UAE, doi: https://doi.org/10.2118/206312-MS.
Zhang, J., B. Zhang, S. Xu, Q. Feng, X. Zhang, and D. Elsworth, (2021). Interpretation of Gas/Water Relative Permeability of Coal Using the Hybrid Bayesian-Assisted History Matching: New Insights, Energies, v. 14 (3), [626], doi.org/10.3390/en14030626.
Zhang, K., Z. Meng, and Shimin Liu, (2021). Comparisons of Methane Adsorption/Desorption, Diffusion Behaviors on Intact Coals and Deformed Coals: Based on Experimental Analysis and Isosteric Heat of Adsorption, Energy and Fuels, v. 35 (7), pp. 5975-5987, https://doi.org/10.1021/acs.energyfuels.1c00325.
Zhang, K., Z. Meng, Shimin Liu, H. Hao, and T. Chen, (2021). Laboratory investigation on pore characteristics of coals with consideration of various tectonic deformations, Journal of Natural Gas Science and Engineering, v. 91, [103960], https://doi.org/10.1016/j.jngse.2021.103960.
Zhang, M., N. Chakraborty, Z. T. Karpyn, H. Emami-Meybodi, and L. F. Ayala H., (2021). Experimental and numerical study of gas diffusion and sorption kinetics in ultratight rocks, Fuel, v. 286, part 2, [119300], https://doi.org/10.1016/j.fuel.2020.119300.
Zhang, R. and Shimin Liu, (2021). Investigating Hierarchical Gas Confinement in High-Rank Coal through Small-Angle Neutron Scattering, Energy and Fuels, v. 35(16), pp. 13109-13123, https://doi.org/10.1021/acs.energyfuels.1c01693.
Zhang, R., and Shimin Liu, (2021). Nanoscale coal deformation and alteration of porosity and pore orientation under uniaxial compression: An in situ SANS study, Rock Mechanics and Rock Engineering, v. 54(7), pp. 3593-3608, https://doi.org/10.1007/s00603-020-02321-x.
Zhang, R., Shimin Liu, A. San-Miguel, R. Schwins, S. Le Floch, and V. Pischedda, (2021). Correction to: Nanoscale Coal Deformation and Alteration of Porosity and Pore Orientation Under Uniaxial Compression: An In Situ SANS Study (Rock Mechanics and Rock Engineering, v. 54 (7), pp. 3593-3608, https://doi.org/10.1007/s00603-021-02492-1.
Zhang, R., Shimin Liu, and S. Zheng, (2021). Characterization of nano-to-micron sized respirable coal dust: Particle surface alteration and the health impact, Journal of Hazardous Materials, v. 413, [125447].
Zhang, R., Shimin Liu, L. Fan, T. P. Blach, and G. Sang, (2021). Unraveling high-pressure gas storage mechanisms in shale nanopores through SANS, Environmental Science: Nano, v. 8 (9), pp. 2706-2717, https://doi.org/10.1039/d1en00419k.
Zhang, W. and A. Mehrabian, (2021). Dimensionless Solutions for the Time-Dependent and Rate-Dependent Productivity Index of Wells in Deformable Reservoirs, SPE Journal, v. 26 (05), pp. 2814-2836.
Zhang, W. and A. Mehrabian, (2021). Nonlinear and non-local analytical solution for Darcy-Forchheimer flow through a deformable porous inclusion within a semi-infinite elastic medium, Journal of Fluid Mechanics, v. 911, [A49], https://doi.org/10.1017/jfm.2020.1024.
Zhang, W. and A. Mehrabian, (2021). Poroelastic solution for the nonlinear productivity index of wells in stress-sensitive reservoir rocks, SPE Journal, v. 26 (1), pp. 68-82, https://doi.org/10.2118/195947-PA.
Zhang, Y., S. Hu, Q. Zhong, J. Zhuo, and J. P. Mathews, (2021). A large-scale molecular model of Fenghuangshan anthracite coal, Fuel, v. 295, [120616], https://doi.org/10.1016/j.fuel.2021.120616.
Zhang,Q., Jiehao Wang, Y. Gao, S. Cao, J. Xie, L. Ma, and Y. Liu, (2021). CO2-Driven Hydraulic Fracturing Trajectories across a Preexisting Fracture, Geofluids, v. 2021, [5533945], 12 pages, https://doi.org/10.1155/2021/5533945.
Zhao, X., D. Elsworth, Y. He, W. Hu, and T. Wang, (2021). A grain texture model to investigate effects of grain shape and orientation on macro-mechanical behavior of crystalline rock, International Journal of Rock Mechanics and Mining Sciences, v. 148, [104971].
Zhao, X., Q. Qian, C.Shi, John Y. Wang, (2021). Determination of Dynamic Drainage Volume in Water-Flood Operations Based on Fluid Flow Velocity Field Delineation, Journal of Energy Resources Technology, v. 143(4), [043003].
Zhao, Y., B. Sun, Shimin Liu, C. Zhang, X. He, D. Xu, and W. Tang, (2021). Identification of mining induced ground fissures using UAV and infrared thermal imager: Temperature variation and fissure evolution, ISPRS Journal of Photogrammetry and Remote Sensing, v. 180, pp. 45-64, https://doi.org/10.1016/j.isprsjprs.2021.08.005.