Energy Modeling Group, Colorado School of Mines

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Colorado School of Mines

CSM Supercomputing Laboratory



Publications


Below is a selected list of publications by EMG members. For a complete list, please visit each member's publications.


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Journal Publications



  1. Yao, Bowen, Lei Wang, Xiaolong Yin, Yu-Shu Wu, “Numerical modeling of cryogenic fracturing process on laboratory-scale Niobrara shale samples, http://dx.doi.org/10.1016/j.jngse, Journal of Natural Gas Science & Engineering, 2016 PDF
  2. Tang, H., P. H. Winterfeld, Yu-Shu Wu, Z. Q. Huang, Y. Di, Z. Pan, and J. Zhang, “Integrated simulation of multi-stage hydraulic fracturing in unconventional reservoirs,” Journal of Natural Gas Science & Engineering, 2016 PDF
  3. Fakcharoenphola, Perapon, Mehmet Torcuk, Hossein Kazemi, and Yu-Shu Wu, “Effect of shut-in time on gas flow rate in hydraulic fractured shale reservoirs,” Journal of Natural Gas Science & Engineering, 2016 PDF
  4. Farah, N., D.Y. Ding and Yu-Shu Wu, “Simulation of the impact of fracturing-fluid-induced formation damage in shale-gas reservoirs,” SPE Reservoir Evaluation & Engineering, 2016 PDF
  5. Wang, Lei, Bowen Yao, Minsu Cha, Naif B. Alqahtani, Taylor W. Patterson, Timothy J. Kneafsey, Jennifer L. Miskimins, Xiaolong Yin, and Yu-Shu Wu, “Waterless fracturing technologies for unconventional reservoirs opportunities for liquid nitrogen,” Journal of Natural Gas Science and Engineering, 2016 PDF
  6. Bo Gao, Zhao-Qin Huang, Jun Yao, Xin-Rui Lv, and Yu-Shu Wu, “Pressure transient analysis of a well penetrating a filled cavity in naturally fractured carbonate reservoirs,” Journal of Petroleum Science and Engineering, 2016 PDF
  7. Zhang, Ronglei, Xiaolong Yin, Philip H. Winterfeld, and Yu-Shu Wu, “A fully coupled thermal-hydrological-mechanical-chemical model for CO2 geological sequestration,” Journal of Natural Gas Science and Engineering, Vol. 28, pp.280-304, 2016 PDF
  8. Shihao Wang, Zhaoqin Huang, Yu-Shu Wu, Philip H. Winterfeld, and Luis E. Zerpa, “A semi-analytical correlation of thermal-hydraulic-mechanical behavior of fractures and its application to modeling reservoir scale cold water injection problems in enhanced geothermal reservoirs,” Geothermics, 2016 PDF
  9. Winterfeld, P. H. and Yu-Shu Wu, “Simulation of Coupled Thermal/Hydrological/Mechanical Phenomena in Porous Media,” SPE Journal, 2016 PDF
  10. Zhang, Ronglei, Philip H. Winterfeld, Xiaolong Yin, Yi Xiong, and Yu-Shu Wu. “Sequentially coupled THMC model for CO2 geological sequestration into a 2D heterogeneous saline aquifer,” Journal of Natural Gas Science and Engineering, 2015 PDF
  11. Di, Yuan, Yuan Zhang, and Yu-Shu Wu, “Phase equilibrium calculation of CO2-hydrocarbons-water system based on Gibbs free energy minimization,” ACTA PETROLEI SINICA, 2015 PDF
  12. DI Yuan, Zhi-Jiang Kang, Ya-Fei Dai, and Yu-Shu Wu, “Representative elementary volume of the multiple-continuum model for complex porous media,” Engineering Mechanics, 2015 PDF
  13. Cai, Long, Didier-Yu Ding, Cong Wang, and Yu-Shu Wu, “Accurate and Efficient Simulation of Fracture-Matrix Interaction in Shale Gas Reservoirs,” Transport in Porous Media, 2015 PDF
  14. Huang, Zhao-Qin, Philip H. Winterfeld, Yu-Shu Wu, and Jun Yao, “Parallel simulation of fully-coupled thermal-hydro-mechanical processes in CO2 leakage through fluid-driven fracture zones,” International Journal of Greenhouse Gas Control, 2015 PDF
  15. Minsu Cha, Xiaolong Yin, Timothy Kneafsey, Brent Johanson, Naif Alqahtani, Jennifer Miskimins, Taylor Patterson, and Yu-Shu Wu, “Cryogenic fracturing for shale and tight gas reservoirs stimulation – laboratory studies,” Journal of Petroleum Science and Engineering, 2014 PDF
  16. Ding, D., Yu-Shu Wu, and L. Jeannin, “Efficient simulation of hydraulic fractured wells in unconventional reservoirs,” Journal of Petroleum Science and Engineering, 2014 PDF
  17. Aladasani, Ahmad, Baojun Bai, Yu-Shu Wu, and Saeed Salehi. “Studying Low-Salinity Waterflooding Recovery Effects in Sandstone Reservoirs,” Journal of Petroleum Science and Engineering, 2014 PDF
  18. Zhang, R., Yu-Shu Wu, and P. Fakcharoenphol, “Non-Darcy Displacement in Linear Composite and Radial Aquifer during CO2 Sequestration,” International Journal of Oil, Gas and Coal Technology, 2014 PDF
  19. Wu, Yu-Shu, Jianfang Li, Didier Ding, Cong Wang, and Yuan Di, “A Generalized Framework Model for Simulation of Gas Production in Unconventional Gas Reservoirs,” SPE Journal, 2014. PDF
  20. Rechard, R.P., J.T. Birkholzer, Y.S. Wu, J.S. Stein, and J.E. Houseworth, “Unsaturated flow modeling in performance assessments for the Yucca Mountain disposal system for spent nuclear fuel and high-level radioactive waste,” Reliability Engineering & System Safety, Volume: 122, pp.124-144, Special Issue: SI, DOI: 10.1016/j.ress.2013.06.025, Feb 2014 PDF
  21. Fakcharoenphol, P., Charoenwongsa, S., Kazemi, H., and Wu, Yu-Shu, "The Effect of Water-Induced Stress To Enhance Hydrocarbon Recovery in Shale Reservoirs," Society of Petroleum Engineers. doi:10.2118/158053-PA, SPE Journal, pp. 897-909, October, 2013 PDF
  22. Litang Hu, Philip H. Winterfeld, Perapon Fakcharoenphol, and Yu-Shu Wu,” A novel fully-coupled flow and geomechanics model in enhanced geothermal reservoirs,” Journal of Petroleum Science and Engineering, Volume 107, 3-4, pp. 1-11, 2013 PDF
  23. Sudicky, Edward A., Hyoun-Tae Hwang, Walter A. Illman, Yu-Shu Wu, Jan B. Kool, and Peter Huyakorn, “A semi-analytical solution for simulating contaminant transport subject to chain-decay reactions,” Journal of Contaminant Hydrology, 144, pp.20–45, 2013 PDF
  24. Zhang, Ronglei, Ning Lu, and Yu-Shu Wu, “Efficiency of a Community-Scale Borehole Thermal Energy Storage Technique for Solar Thermal Energy,” Journal of Bridges, 2012. PDF
  25. Yuedong Yao, Yu-Shu Wu, and Ronglei Zhang, “The Transient Flow Analysis of Fluid in a Fractal, Double-Porosity Reservoir,” Journal of Transport in Porous Media, Volume 94, Number 1, pp. 175-187, DOI: 10.1007/s11242-012-9995-y, 2012 PDF
  26. Lai, Bitao, Jennifer L. Miskimins, and Yu-Shu Wu, “Non-Darcy Porous Media Flow According to the Barree and Conway Model: Laboratory and Numerical Modeling Studies,” SPE-122611, SPE Journal, Volume 17, Number 1, pp.70-79, March 2012. PDF
  27. Pan, Lehua, Curtis M. Oldenburg, Karsten Pruess, and Yu-Shu Wu, Transient CO2 leakage and injection in wellbore-reservoir systems for geologic carbon sequestration, Greenhouse, Journal of Gas Sci Technol. 1:335–350, 2011 PDF
  28. Wu, Y. S., B. Lai, and J. Miskimins, “Simulation of Non-Darcy Porous Media Flow according to the Barree and Conway Model,” Journal of Computational Multiphase Flows, Vol. 3, No.2, pp.107-122, 2011 PDF
  29. Ju, Binshan, Yu-Shu Wu, and Tailiang Fan, “Study on Fluid Flow in Nonlinear Elastic Porous Media: Experimental and Modeling Approaches,” Journal of Petroleum Science and Engineering, Vol.76, Issues 3-4, pp.205-211, March 2011 PDF
  30. Wu, Y. S., B. Lai, J. L. Miskimins, P. Fakcharoenphol, and Y. Di, “ Analysis of Multiphase Non-Darcy Flow in Porous and Fractured Media,” Transport in Porous Media, 88:, Issue 2 (2011), pp.205, 2011 PDF
  31. Wu, Y. S., Y. Di, Z. Kang, and P. Fakcharoenphol, “ A Multiple-Continuum Model for Simulating Single-Phase and Multiphase Flow in Naturally Fractured Vuggy Reservoirs,” Journal of Petroleum Science and Engineering, 78, DOI information: 10.1016/j.petrol.2011.05.004, pp. 13-22, 2011 PDF
  32. Pan, Feng, Jianting Zhu, Ming Ye, Yakov A Pachepsky, and Yu-Shu Wu,“Sensitivity Analysis of Unsaturated Flow and Contaminant Transport with Correlated Parameters,” Journal of Hydrology, Vol.397, Issues 3-4, 3 February 2011, Pages 238-249, 2011 PDF
  33. Karasaki, Kenzi, Kazumasa Ito, Yu-Shu Wu, Michito Shimo, Atsushi Sawada, Keisuke Maekawa, Koichiro Hatanaka,“ Uncertainty reduction of hydrologic models using data from surface-based investigation,”Journal of Hydrology, doi:10.1016/j.jhydrol.2011.03.039, 2011 PDF
  34. Shen, Pingping, Bin Zhu, Xian-Bin Li, and Yu-Shu Wu, “ The Influence of Interfacial Tension on Water-Oil Two-Phase Relative Permeability,” Transport in Porous Media, 85: pp.505-520, 2010 PDF
  35. Wu, Y. S., Ming Ye, and Edward Sudicky, “Fracture-Flow-Enhanced Matrix Diffusion in Solute Transport Through Fractured Porous Media,” Transport in Porous Media, 81: pp.21-34, 2010 PDF
  36. Wu, Yu-Shu and Guan Qin, “A General Numerical Approach for Modeling Multiphase Flow and Transport in Fractured Porous Media,” Communications in Computational Physics, Vol. 6, No. 1, pp.85-108, 2009 PDF
  37. Zhang, Wei, Yuan Di, and Yu-Shu Wu, “ Assisted History-Matching Method Based on Ensemble Kalman Filter,” Journal of Daqing Petroleum Institute, Vol. 33, No. 5, Sum. Nu. 153, pp. 74-78, Oct. 2009
  38. Pan, F., M. Ye, J. Zhu, Y.S. Wu, B.X. Hu, and Z. Yu., “Incorporating Layer- and Local-Scale Heterogeneities in Numerical Simulation of Unsaturated Flow and Tracer Transport,” Journal of Contaminant Hydrology, 103, pp.194-205, 2009 PDF
  39. Pan, F., M. Ye, J. Zhu, Y.S. Wu, B.X. Hu, and Z. Yu., “Numerical Evaluation of Uncertainty in Water Retention Parameters and Effect on Predictive Uncertainty,” Vadose Zone Journal, 8, pp.158-166, 2009 PDF
  40. Wu, Yu-Shu and P. A. Forsyth, “Efficient Schemes for Reducing Numerical Dispersion in Modeling Multiphase Transport through Porous and Fractured Media,” Vadose Zone Journal, Vol. 7, No. 1, pp. 340-349, 2008 PDF
  41. Pan, Lehua, Jiming Jin, Norman Miller, Wu, Yu-Shu, and Gudmundur Bodvarsson,  “Modeling Hydraulic Responses to Meteorological Forcing: From Canopy to Aquifer,” Vadose Zone Journal, Vol. 7, No. 1, pp. 325-331, 2008 PDF
  42. Wu, Yu-Shu, Guoping Lu, Keni Zhang, L. Pan, and G. S. Bodvarsson, “Analyzing Unsaturated Flow Patterns in Fractured Rock Using an Integrated Modeling Approach,” Hydrogeology Journal, Vol. 15, pp.553-572, 2007 PDF
  43. Ye, Ming, Feng Pan, Yu-Shu Wu, Bill Hu, Craig Shirley, and Zhongbo Yu, “Assessment of Radionuclide Transport Uncertainty in the Unsaturated Zone of Yucca Mountain,” Advances in Water Resources, Vol. 30, pp.118-137, 2007 PDF
  44. Wu, Y. S., “An Integrated Methodology for Characterizing Flow and Transport Processes in Fractured Rock,” Journal of China University of Geosciences, Vol. 18, Special Issue, pp.110-111, 2007
  45. Zhang, Keni, Yu-Shu Wu, James E. Houseworth,  “Sensitivity Analysis of Hydrological Parameters in Modeling Flow And Transport in the Unsaturated Zone of Yucca Mountain,” Hydrogeology Journal, Vol. 14, No. 8., pp. 1599-1619, 2006 PDF
  46. Zhang, Keni, Yu-Shu Wu, and Lehua Pan, “Temporal Damping Effect of the Yucca Mountain Fractured Unsaturated Rock on Transient Infiltration Pulses,” Journal of Hydrology, Vol. 327, pp.235-248, 2006 PDF
  47. Wu, Yu-Shu, S. Mukhopadhyay, K. Zhang, and G. S. Bodvarsson, “A Mountain-Scale Thermal-Hydrologic Model for Simulating Fluid Flow and Heat Transfer in Unsaturated Fractured Rock,” Journal of Contaminant Hydrology, Vol. 86, pp.128-159, 2006 PDF
  48. Wu, Yu-Shu, Keni Zhang, and Hui-Hai Liu, “Estimating Large-Scale Fracture Permeability of Unsaturated Rock Using Barometric Pressure Data,” Vadose Zone Journal, Vol. 5, pp.1129-1142, 2006 PDF
  49. -Function Method for Estimating Residual Oil Saturation Distributions in Waterflooding Reservoirs,” Journal of Acta Petrolei Sinica, Chinese Petroleum Society, Vol. 27, No. 3, pp.91-95, 2006
  50. Wu, Y. S. and L. Pan, “An Analytical Solution for Transient Radial Flow through Unsaturated Fractured Porous media,” Water Resources Research, Vol. 41, No.2, W02029, doi: 10.1029/2004WR003107, 2005 PDF
  51. Wu, Y. S., L. Pan, and K. Pruess, “A Physically Based Approach for Modeling Multiphase Fracture-Matrix Interaction in Fractured Porous Media,” Advances in Water Resources, Vol. 27, pp.875-887, 2004 PDF
  52. Wu, Y. S. and J. Liu, “Integration of Perched Water and Chloride Data in Modeling Flow Processes within the Unsaturated Zone of Yucca Mountain, Nevada,” Journal of Hydraulic Research, International Association of Hydraulic Engineering and Research, Vol. 42, pp.115-120, 2004 PDF
  53. Wu, Y. S., H. H. Liu, and G. S. Bodvarsson, “A Triple-Continuum Approach for Modeling Flow and Transport Processes in Fractured Rock,” Journal of Contaminant Hydrology, 73, pp.145-179, 2004 PDF
  54. Pan, L. Y. S. Wu, and K. Zhang, “Flow Diversion and Focusing in Unsaturated Fractured Tuffs at Yucca Mountain, Nevada,” Vadose Zone Journal, Vol. 3, 233–246, 2004 PDF
  55. Wu, Y. S., G. Lu, K. Zhang, and G. S. Bodvarsson, “A Mountain-Scale Model for Characterizing Unsaturated flow and Transport in Fractured Tuffs of Yucca Mountain,” Vadose Zone Journal, Vol. 3, pp.796-805, 2004 PDF
  56. Zhang, K, Y. S. Wu, G. S. Bodvarsson, and H. H. Liu, “Flow Focusing in Unsaturated Fracture Networks: A Numerical Investigation,” Vadose Zone Journal, Vol. 3, pp.624-633, 2004 PDF
  57. Wu, Y. S. and L. Pan, “Special Relative Permeability Functions with Analytical Solutions for Transient Flow into Unsaturated Rock Matrix,” Water Resources Research, Vol.39, No. 4, pp.3-1–3-9, 2003 PDF
  58. Zhang, K., Y. S. Wu and G. S. Bodvarsson, “Massively Parallel Computing Simulation of Fluid Flow in the Unsaturated Zone of Yucca Mountain, Nevada,” Journal of Contaminant Hydrology, pp.381-399, 2003 PDF
  59. Bodvarsson, G. S., Y. S. Wu and K. Zhang, “Development of Discrete Flow Paths in Unsaturated Fractures at Yucca Mountain,” Journal of Contaminant Hydrology, Vol. 62-63, pp.23-42, 2003 PDF
  60. Bodvarsson, G. S., E. Kwicklis, C. Shan, Y. S. Wu, “Estimation of Percolation Flux from Borehole Temperature Data at Yucca Mountain, Nevada,” Journal of Contaminant Hydrology, Vol. 62-63, pp.3-22, 2003 PDF
  61. Liu, J, G. S. Bodvarsson, and Y. S. Wu, “Analysis of flow behavior in fractured lithophysal reservoirs,” Journal of Contaminant Hydrology, Vol. 62-63, pp.189-211, 2003 PDF
  62. Haukwa, C. B., Y. W. Tsang, Y. S. Wu, and G. S. Bodvarsson, “Effect of Heterogeneity in Fracture Permeability on the Potential for Liquid Seepage into a Heated Emplacement Drift of the potential Repository,” Journal of Contaminant Hydrology, pp.509-527, Vol. 62-63, 2003 PDF
  63. Haukwa, C. B., Y. S. Wu, and G. S. Bodvarsson, “Modelling Thermal-Hydrological Responses of the Unsaturated Zone of Yucca Mountain, Nevada, to Thermal Load at the Potential Repository,” Journal of Contaminant Hydrology, Vol. 62-63, pp.529-552, 2003 PDF
  64. Moridis, G. J., Q. -H. Hu, Y. –S. Wu, and G. S. Bodvarsson, “Preliminary 3-D Site-Scale Studies of Radionuclide Colloid Transport in the Unsaturated Zone at Yucca Mountain, Nevada,” Journal of Contaminant Hydrology, Vol. 60, pp.251-286, 2003 PDF
  65. Wu, Y. S., W. Zhang, L. Pan, L.; J. Hinds, and G. S. Bodvarsson, “Modeling Capillary Barriers in Unsaturated Fractured Rock,” Water Resources Research, Vol. 38, No. 11, 35-1–35-12, 2002 PDF
  66. Rutqvist, J. Y. S. Wu, C. F. Tsang, and G. S. Bodvarsson, “A Modeling Approach for Analysis of Coupled Multiphase Fluid Flow, Heat Transfer, and Deformation in Fractured Porous Rock,” International Journal of Rock Mechanics and Mining Sciences, Vol. 39, pp.429-442, 2002 PDF
  67. Wu, Y. S., “Numerical Simulation of Single-Phase and Multiphase Non-Darcy Flow in Porous and Fractured Reservoirs,” Transport in Porous Media, Vol. 49, No. 2, pp.209-240, 2002 PDF
  68. Wu, Y. S., K. Zhang, C. Ding, K, Pruess, and G. S. Bodvarsson, “An Efficient Parallel-Computing Method for Modeling Nonisothermal Multiphase Flow and Multicomponent Transport in Porous and Fractured Media,” Advances in Water Resources, Vol. 25, pp.243-261, 2002 PDF
  69. Wu, Y. S.,  “An Approximate Analytical Solution for Non-Darcy Flow in Fractured Media,” Water Resources Research, Vol.38, No. 3, pp.5-1–5-7, 2002 PDF
  70. Wu, Y. S., L. Pan, W. Zhang, and G. S. Bodvarsson, “Characterization of Flow and Transport Processes within the Unsaturated Zone of Yucca Mountain,” Journal of Contaminant Hydrology, Vol. 54, pp.215-247, 2002 PDF
  71. Wu, Y. S., “Non-Darcy Displacement of Immiscibel Fluids in Porous Media,” Water Resources Research, Vol. 37, No. 12, pp.2943-2950, 2001 PDF
  72. Wu, Y. S. and P. A Forsyth, “On the Selection of Primary Variables in Numerical Formulation for Modeling Multiphase Flow in Porous Media,” Journal of Contaminant Hydrology, Vol. 48(3-4), pp.277-304, 2001 PDF
  73. Elmroth, E., C. Ding, and Y. S. Wu, “High Performance Computations for Large Scale Simulations of Subsurface Multiphase Fluid and Heat Flow Simulation,” Vol. 18 (3), Journal of Supercomputing, pp.235-258, 2001 PDF
  74. Wu, Y. S. and K. Pruess, “Integral Solutions for Transient Fluid Flow through a Porous Medium with Pressure-Dependent Permeability,” International Journal of Rock Mechanics and Mining Sciences, Vol. 37, No. 1-2, pp.51-61, 2000 PDF
  75. Wu, Y. S. and K. Pruess, “Numerical Simulation of Non-Isothermal Multiphase Tracer Transport in Heterogeneous Fractured Porous Media,” Advances in Water Resources, Vol. 23, pp.699-723, 2000 PDF
  76. Wu, Y. S., “A Virtual Node Method for Handling Wellbore Boundary Conditions in Modeling Multiphase Flow in Porous and Fractured Media,” Water Resources Research, Vol. 36, No. 3, pp.807-814, 2000 PDF
  77. Wu, Y. S., A, Ritcey, and G. S. Bodvarsson, “A Modeling Study of Perched Water Phenomena in the Vadose Zone of Yucca Mountain,” Journal of Contaminant Hydrology, Vol. 38, NOS 1-3, pp.157-184, 1999 PDF
  78. Wu, Y. S., C. Haukwa, and G. S. Bodvarsson, “A Site-Scale Model for Fluid and Heat flow in the Unsaturated Zone of Yucca Mountain, Nevada,” Journal of Contaminant Hydrology, Vol. 38, NOS 1-3, pp.185-215, 1999 PDF
  79. Haukwa, C., Y. S. Wu, and G. S. Bodvarsson,  “Thermal Loading Studies Using the Unsaturated Zone Model,” Journal of Contaminant Hydrology, Vol. 38, NOS 1-3, pp.217-255, 1999 PDF
  80. Ritcey, A. C.  and Y. S. Wu,  “Evaluation of the Effects of Future climate change on the Distribution and Movement of Moisture in the Unsaturated Zone of Yucca Mountain, NV,” Journal of Contaminant Hydrology, Vol. 38, NOS 1-3, pp.257-279, 1999 PDF
  81. Wu, Y. S., K. Pruess, and P. Persoff, “Gas Flow in Porous Media with Klinkenberg Effects,” Transport in Porous Media, Vol.32, pp.117-137, 1998 PDF
  82. Wu, Y. S. and K. Pruess “A Numerical Method for Simulating Non-Newtonian Fluid Flow and Displacement in Porous Media”, Vol. 21, Advances in Water Resources, pp.351-362, 1998 PDF
  83. Wu, Y. S., J. B. Kool, P. S. Huyakorn, and Z. A. Saleem,  “An Analytical Model for Nonlinear adsorptive Transport through Layered soils,” Water Resources Research, Vol. 33, No. 1, pp.21-29, 1997 PDF
  84. Pruess, K., S. Finsterle, G. Moridis, C. Oldenburg, and Y. S. Wu, “General-Purpose Reservoir Simulator: the TOUGH2 Family,” CRC Bulletin, pp.53-57, 1997
  85. Huyakorn, P. S., Y. S. Wu, and N. S. Park “A Multiphase Approach to the Numerical Solution of a Sharp Interface Saltwater Intrusion Problem-Reply,” Water Resources Research, Vol. 33, No. 11, pp.2619, 1997
  86. Panday, S., Y. S. Wu, P. S. Huyakorn, S. C. Wade, and Z. A. Saleem,  “A Composite Numerical Model for Assessing Subsurface Transport of Oily Wastes and Chemical Constituents,” Journal of Contaminant Hydrology, Vol. 25 (1-2), pp.39-62, 1997 PDF
  87. Wu, Y. S., P. A. Forsyth, and H. Jiang, “A Consistent Approach for Applying Numerical Boundary Conditions for Subsurface Flow,” Journal of Contaminant Hydrology, Vol. 23, pp.157-185, 1996 PDF
  88. Huyakorn, P. S., Y. S. Wu, and N. S. Park “A Multiphase Approach to the Numerical Solution of a Sharp Interface Saltwater Intrusion Problem,” Water Resources Research, Vol. 32, No. 1, pp.93-102, 1996 PDF
  89. Panday, S., P. A. Forsyth, R. W. Falta, Y. S. Wu, and P. S. Huyakorn, “Considerations for Robust Compositional Simulations of Subsurface NAPL Contamination and Remediation,” Water Resources Research, Vol. 31, No. 5, pp.1273-1289, 1995 PDF
  90. Forsyth, P. A. Y. S. Wu, and K. Pruess, “Robust Numerical Methods for Saturated-Unsaturated Flow with Dry Initial Conditions in Heterogeneous Media,” Advances in Water Resources, Vol. 17, pp.25-38, 1995 PDF
  91. Huyakorn, P. S., Y. S. Wu, and N. S. Park, “An Improved Sharp‑Interface Model for Assessing NAPL Contamination and Remediation of Groundwater Systems,” Journal of Contaminant Hydrology, Vol. 16, pp.203-234, 1994 PDF
  92. Huyakorn, P. S., S. Panday, and Y. S. Wu, “A Three‑Dimensional Multiphase Flow Model for Assessing NAPL Contamination in Porous and Fractured Media, I. Formulation,” Journal of Contaminant Hydrology, Vol. 16, pp.109-130, 1994 PDF
  93. Wu, Y. S., P. S. Huyakorn, and N. S. Park, “A Vertical Equilibrium Model for Assessing NAPL Contamination and Remediation of Groundwater Systems,” Water Resources Research, Vol. 30, No. 4, pp.913-927, 1994 PDF
  94. Panday S, Y. S. Wu, and P. S. Huyakorn, “A Three‑Dimensional Multiphase Flow Model for Assessing NAPL Contamination in Porous Media and Fractured Media, II. Porous Medium Simulation Examples,” Journal of Contaminant Hydrology, Vol. 16, pp.131-156, 1994 PDF
  95. Wu, Y. S., K. Pruess, and Z.X. Chen, “Buckley‑Leverett Flow in Composite Porous Media,” SPE Advanced Technology Series, Vol. 1, No. 2, pp.36-42, 1993 PDF
  96. Pruess, K. and Y. S. Wu, “A New Semi‑Analytical Method for Numerical Simulation of Fluid and Heat Flow in Fractured Reservoirs,” SPE Advanced Technology Series, Vol. 1, No. 2, pp.63-72, 1993 PDF
  97. Wu, Y. S., K. Pruess, and P.A. Witherspoon, “Flow and Displacement of Bingham Non‑Newtonian Fluids in Porous Media,” SPE Reservoir Engineering, pp.369‑376, 1992 PDF
  98. Wu, Y. S., K. Pruess, and P.A. Witherspoon, “Displacement of a Newtonian Fluid by a Non‑Newtonian Fluid in a Porous Media,” Research Report, LBL‑27412, Lawrence Berkeley laboratory; Transport in Porous Media, Vol. 6, pp.115‑142, 1991 PDF
  99. Persoff, P, K. Pruess, S. M. Benson, Y. S. Wu, C. J. Radke, and P. A. Witherspoon, “Aqueous Foams for Control of Gas Migration and Water Coning in Aquifer Gas Storage,” Energy Sources, Vol. 12, No.2, pp.479-497, 1990 PDF
  100. Wu, Y. S. and K. Pruess, “An Analytical Solution for Wellbore Heat Transmission in Layered Formations,” SPE Reservoir Engineering, pp.531‑538, 1990 PDF
  101. Wu, Y. S. and K. Pruess, “A Multiple‑Porosity Method for Simulation of Naturally Fractured Petroleum Reservoirs,” SPE Reservoir Engineering, Trans. AIME vol. 285, pp.327‑336, 1988 PDF
  102. Pruess, K., C. Calore, R. Celati and Y. S. Wu, “An Analytical Solution for Heat Transfer at a Boiling Front Moving through Porous Medium,” International. J. Heat and Mass Transfer, Vol. 30, No. 12, pp.2595‑2602, 1987 PDF
  103. Wu, Y. S. and J. L. Ge, “The Transient Flow in Naturally Fractured Reservoirs with Three‑Porosity Systems,” Acta, Mechanica Sinica, Theoretical and Applied Mechanics, Beijing, China, Vol. 15, No. 1, pp.81‑85, 1983
  104. Ge, J. L. and Y. S. Wu, “The Behavior of Naturally Fractured Reservoirs and the Technique of Well Test Analysis at Constant Pressure Production,” J. of Petroleum Exploration & Development, Beijing, China, 1982
  105. Ge, J. L., Z. A. Luan, and Y. S. Wu, “Filtration Model Study and Well Test Analysis of Carbonate Reservoirs with Uniform Fracture Distribution,” Oil Field Development, Vol. 1, pp.94‑106, the Chinese Petroleum Engineering Society, Beijing, China, 1982
  106. Wu, Y. S. and J. L. Ge, “Application of the Hankel Transformation to Transient Flow Problems in Reservoirs,” J. of Southwest Petroleum Inst., Vol. 3, No. 1, China, 1982
  107. Wu, Y. S. and J. L. Ge, “The Flow of Fluids in a Region with Variable Permeability near a Well in a Naturally Fractured Composite Reservoir,” J. of Petroleum Exploration & Development, Vol. 8, No. 4, pp.58‑67, 1981
  108. Wu, Y. S. and J. L. Ge, “A Study of the Transient Spherical Flow in Naturally Fractured Reservoirs,” J. of Southwest Petroleum Inst., Vol. 2, No. 1, pp.39‑49, 1981.
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Books/Book Chapters



    1. Wu, Yu-Shu, “Multiphase Fluid Flow in Porous and Fractured Reservoirs,” First Edition, Elsevier, Print Book ISBN: 978-0-12-803848-2, Pages: 418, September, 2015
    2. Winterfeld, Philip H. and Yu-Shu Wu, “Simulation of THM Processes in Fractured Reservoirs,” AGU Book Chapter: Title: “Fluid Dynamics in Complex Fractured-Porous System,” pp.229-241, Geophysical Monograph 210, American Geophysical Union and John Wiley & Sons, Inc. Hoboken, New Jersey, 2015
    3. Fakcharoenphol, Perapon, Basak Kurtoglu, Hossein Kazemi, Sarinya Charoenwongsa, and Yu-Shu Wu, "The Effect of Osmotic Pressure on Improve Oil Recovery from Fractured Shale Formations," AGU Book Chapter: “Fluid Dynamics in Complex Fractured-Porous System,” pp.85-97, Geophysical Monograph 210, American Geophysical Union and John Wiley & Sons, Inc. Hoboken, New Jersey, 2015
    4. Wu, Yu-Shu, Y. Xiong and H. Kazemi. Coupled Thermo-Hydrological Processes in Enhanced Geothermal Systems. In J. Poate, T. Illangasekare, H. Kazemi, & R. Kee (Eds.), Pore Scale Phenomena Frontiers in Energy and Environment (Vol. Volume 10, pp. 279–298), WORLD SCIENTIFIC. http://doi.org/doi:10.1142/9789814623063_0015, 2015
    5. Winterfeld, P. H. and Yu-Shu Wu, “Simulation of CO2 Sequestration in Brine Aquifers with Geomechanical Coupling,” Chapter of the Book In R. Al-Khoury & J. Bundschuh (Eds.), Computational Models for CO2 Geo-sequestration & Compressed Air Energy Storage (pp. 275–304). CRC Press, 2015
    6. Wu, Yu-Shu, “Non-Darcy Flow Behavior Near High-Flux Injection Wells in Porous and Fractured Formations,” Chapter 18 of Developments in Water Science 52, Edited by Chin-Fu Tsang and John A. Apps, Elsevier, 2005
    7. Wu, Yu-Shu, “A Unified Numerical Framework Model for Simulating Flow, Transport, and Heat Transfer in Porous and Fractured Media,” Developments in Water Science 52, Edited by Cass T. Miller, Matthew W. Farthing, William G. Gray, and George F. Pinder, Elsevier, 2004
    8. Zhang, K, Y. S. Wu, G. S. Bodvarsson, and H. H. Liu, “Determination of Unsaturated Flow Paths in a 2-D Randomly Distributed Fracture Network,” Book Chapter of Groundwater Quality Modeling and Management Under Uncertainty, Editor: Srikanta Mishra, Published: 2003, American Society of Civil Engineers, ISBN: 0-7844-0696-0
    9. Wu, Y. S., K. Zhang, and K, Pruess, “Massively Parallel Simulation of Flow and Transport in Porous in Variably Saturated Porous and Fractured Media,” Developments in Water Science 47, Edited by S. M. Hassanizadeh, R. J. Schotting, W. G. Gray, and G. F. Pinder, Computational Methods in Water Resources, Vol. 1, pp.289-296, 2002
    10. Bodvarsson, G., H. H. Liu, C. F. Ahlers, Y. S. Wu, and E. Sonnenthal, “Parameterization and Upscaling in Modeling Flow and Transport in the Unsaturated Zone of Yucca Mountain,” Chapter 11 of “Conceptual Models of Flow and Transport in the Fractured Vadose Zone,”  National Research Council, National Academy Press, Washington, pp.335-365, 2001
    11. Wu, Yu-Shu, “On the Effective Continuum Method for Modeling Multiphase Flow, Multicomponent Transport and Heat Transfer in Fractured Rock,” “Dynamics of Fluids in Fractured Rocks, Concepts and Recent Advances”, Edited by B. Faybishenko, P. A. Witherspoon and S. M. Benson, AGU Geophysical Monograph 122, American Geophysical Union, Washington, DC, pp.299-312, 2000
    12. Bodvarsson, G. S., S Finsterlie, H. H. Liu, C. M. Oldenburg, K. Pruess, E. Sonnenthal, and Y. S. Wu, “Flow and Transport Modeling of the Vadose Zone,” Chapter 5 of “Vadose Zone Science and Technology Solutions,” Edited by B. B. Looney and R. W. Falta, Battelle Press, Columbus, Richland, pp.591-827, 2000
    13. Wu, Y. S., S. Finsterle, and G. S. Bodvarsson, “Field-Scale Modeling Studies to Characterize Hydraulic Properties for Water, Air and Heat Flow in the Unsaturated Zone of Yucca Mountain,” Characterization and Measurement of the Hydraulic Properties of Unsaturated Porous Media, edited by M. Th. Van Genuchten, Leij, F. J. and Wu, L., Published by the University of California, Riverside, pp.1537-1548, 1999
    14. Wu, Y. S. and K. Pruess, “Flow of Non‑Newtonian Fluids Through Porous Media,” Volume 3, Chapter 2, Advances in Porous Media, Edited by M. Y. Corapcioglu, Elsevier Science Publishers, pp.87-179, 1997
    15. Wu, Y. S., “A numerical method for simulating non-Newtonian fluid flow and displacement in porous media,” Computational Methods in Water Resources Xi, Vol 1: Computational Methods in Subsurface Flow and Transport Problems, pp.109-119, 1996
    16. Wu, Y. S., P. S. Huyakorn, and S. Panday, “A Numerical Model for Multiphase Flow and Transport Assessment of Migration of Petroleum Contaminants in the Subsurface,” Engineering Hydrology, Edited by Chin Y. Kuo, San Francisco, CA, pp.964-969, 1993
    17. Park, N. S., P. S. Huyakorn, Y. S. Wu, and M. D. Barcelo, “A Sharp-Interface Salt Water Intrusion Code for Layered Aquifer Systems,” Engineering Hydrology, Edited by Chin Y. Kuo, San Francisco, CA, pp.1159-1164, 1993

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      SPE Papers



        1. Wang, S., J. Zhang, Z. Yang, C. Yin, Y. Wang, R. Zhang, P.H. Winterfeld, and Yu-Shu Wu, “Fully Coupled Thermal-hydraulic-mechanical Reservoir Simulation with Non-isothermal Multiphase Compositional Modeling,” SPE-182595, prepared for presentation at the SPE Reservoir Simulation Conference, Montgomery, Texas, USA 20 - 22 Feb 2017 PDF
        2. Winterfeld, P.H. and Yu-Shu Wu, “Coupled Reservoir-Geomechanical Simulation of Caprock Failure and Fault Reactivation during CO2 Sequestration in Deep Saline Aquifers,” SPE-182605, prepared for presentation at the SPE Reservoir Simulation Conference, Montgomery, Texas, USA 20 - 22 Feb 2017 PDF
        3. Wang, C., Y. Xiong, Z. Huang, P.H. Winterfeld, D. Ding, and Yu-Shu Wu, “A Multi-Porosity, Multi-Physics Model to Simulate Fluid Flow in Unconventional Reservoirs,” SPE-182698,prepared for presentation t the SPE Reservoir Simulation Conference, Montgomery, Texas, USA 20 - 22 Feb 2017 PDF
        4. Ding, D. N. Farah, B.J. Bourbiaux, and Yu-Shu Wu, “Simulation of Matrix-Fracture Interaction in Low-Permeability Fractured Unconventional Reservoirs,” SPE-182608, prepared for presentation at the SPE Reservoir Simulation Conference, Montgomery, Texas, USA 20 - 22 Feb 2017 PDF
        5. Xiong, Yi, Jinbiao Yu, Hongxia Sun, Jiangru Yuan, Zhaoqin Huang, and Yu-Shu Wu, "A New Non-Darcy Flow Model for Low Velocity Multiphase Flow in Tight Reservoirs," SPE-180072-MS, presented at the SPE Europec featured at 78th EAGE Conference and Exhibition held in Vienna, Austria, 30 May-2 June 2016. PDF
        6. Alqatahni, Naif B., Minsu Cha, Bowen Yao, Xiaolong Yin, Timothy J. Kneafsey, Lei Wang, Yu-Shu Wu, and Jennifer L. Miskimins, " Experimental Investigation of Cryogenic Fracturing of Rock Specimens under True Triaxial Confining Stresses," SPE-180071-MS, presented at the SPE Europec featured at 78th EAGE Conference and Exhibition held in Vienna, Austria, 30 May-2 June 2016. PDF
        7. Negara, Ardiansyah, Amgad Salama, Shuyu Sun, Mokhtar Elgassier, and Yu-Shu Wu, (CSM), “Numerical Simulation of Natural Gas Flow in Anisotropic Shale Reservoirs,” SPE-177481, presented at the Abu Dhabi International Petroleum Exhibition and Conference held in Abu Dhabi, UAE, 9–12 November 2015. PDF
        8. Aladasani, Ahmad, Baojun Bai, Yu-Shu Wu, and Qutaiba Okasha, “3D Simulation of Low Salinity, Polymer, Conventional, Water-flooding & Combination IOR Methods – Heterogeneous & Varying Wetting Conditions,” SPE-176315, presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition held in Bali, Indonesia, 20–22 October 2015. PDF
        9. Xiong, Yi, Phil Winterfeld, Cong Wang, Yu-Shu Wu, and Zhaoqin Huang, “Effect of Large Capillary Pressure on Fluid Flow and Transport in Stress-sensitive Tight Oil Reservoirs,” SPE-175074, presented at the SPE Annual Technical Conference and Exhibition held in Houston, Texas, USA, 28–30 September 2015. PDF
        10. Winterfeld, P.H. and Yu-Shu Wu, “Simulation of Coupled Thermal-Hydrological-Mechanical Phenomena in Porous and Fractured Media,” SPE-173210, presented at the 2015 SPE Reservoir Simulation Symposium to be held 23-25 February, 2015 in Houston, TX, USA PDF
        11. Wang, Shihao, Phil Winterfeld, and Yu-Shu Wu, “An efficient adaptive nonlinear elimination preconditioned Inexact Newton method for parallel simulation of thermal-hydraulic-mechanical processes in fractured reservoirs,” SPE-173227, presented at the 2015 SPE Reservoir Simulation Symposium to be held 23-25 February, 2015 in Houston, TX, USA PDF
        12. Farah, N., D.Y. Ding and Yu-Shu Wu, “Simulation of the impact of fracturing water blocking on gas productions in shale-gas reservoirs,” SPE-173264, presented at the 2015 SPE Reservoir Simulation Symposium to be held 23-25 February, 2015 in Houston, TX, USA PDF
        13. Wang, Cong, Philip H. Winterfeld, Yi Xiong, Yu-Shu Wu, and Zhao Qin Huang, “Geomechanics Coupling Simulation of Fracture Closure and Its Influence on Gas Production in Shale Gas Reservoirs,” SPE173222, presented at the 2015 SPE Reservoir Simulation Symposium to be held 23-25 February, 2015 in Houston, TX, USA PDF
        14. Xiong, Yi, Philip H. Winterfeld, Cong Wang, Yu-Shu Wu, and Zhaoqin Huang, “A compositional model fully coupled with geomechanics for liquid-rich shale and tight oil reservoir simulation,” SPE-173261, presented at the 2015 SPE Reservoir Simulation Symposium to be held 23-25 February, 2015 in Houston, TX, USA PDF
        15. Farah, N., D. Y. Ding, Yu-Shu Wu, and A.M. Khrouf, “Simulation of Fracturing Water Invasion and its Impact on Gas Production in Shale-gas Reservoirs,” presented at ECMOR XIV - 14th European Conference on the Mathematics of Oil Recovery, Session: Unconventionals, September 2014 PDF
        16. Yi Xiong, Philip. H. Winterfeld, Yu-Shu Wu, and Zhaoqin Huang, “Coupled Geomechanics and Pore Confinement Effects for Modeling Unconventional Shale Reservoirs,” URTeC: 1923960, presented at the Unconventional Resources Technology Conference held in Denver, Colorado, USA, 25-27 August 2014 PDF
        17. Cong Wang and Yu-Shu Wu, "Modeling Analysis of Transient Pressure and Flow Behavior at Horizontal Wells with Multi-Stage Hydraulic Fractures in Shale Gas Reservoirs," SPE 168966, prepared for presentation at the SPE Unconventional Resources Conference - USA held in The Woodlands, Texas, USA, 1-3 April 2014 PDF
        18. Xu Wang, Philip Winterfeld, Xu Ma, Dengsheng Ye, Jijun Miao, Yonghong Wang, Cong Wang, and Yu-Shu Wu, "Simulation of Coupled Hydraulic Fracturing Propagation and Gas Well Performance in Shale Gas Reservoirs," SPE 168967, prepared for presentation at the SPE Unconventional Resources Conference - USA held in The Woodlands, Texas, USA, 1-3 April 2014 PDF
        19. Perapon Fakcharoenphol, Basak Kurtoglu, Hossein Kazemi, Sarinya Charoenwongsa, and Yu-Shu Wu, “The Effect of Osmotic Pressure on Improve Oil Recovery from Fractured Shale Formation,” SPE 168998, prepared for presentation at the SPE Unconventional Resources Conference - USA held in The Woodlands, Texas, USA, 1-3 April 2014 PDF
        20. Ding, Didier and Yu-Shu Wu, “Numerical Simulation of Low-Permeability Unconventional Gas Reservoirs,” paper number: SPE 167711, Reed Messe Wien, Vienna, Austria, 25-27 February, 2014 PDF
        21. Xiong, Yi, Perapon Fakcharoenphol, Philip Winterfeld, Ronglei Zhang, and Yu-Shu Wu, “Coupled Geomechanical and Reactive Geochemical Model for Fluid and Heat Flow: Application for Enhanced Geothermal Reservoir,” SPE 165982, prepared for presentation at the SPE Reservoir Characterisation and Simulation Conference and Exhibition held in Abu Dhabi, UAE, 16–18 September 2013 PDF
        22. Li, Ning, Qiquan Ran, Jianfang Li, Jiangru Yuan, Yu-Shu Wu, and Cong Wang, “A Multiple-Continuum Model for Simulation of Gas Production from Shale Gas Reservoirs,” SPE-165991, prepared for presentation at the SPE Reservoir Characterisation and Simulation Conference and Exhibition held in Abu Dhabi, UAE, 16–18 September 2013 PDF
        23. Guo, Chaohua, Baojun Bai, Mingzhen Wei, Xiaoming He, and Yu-Shu Wu, “Study on Gas Flow in Nano Pores of Shale Gas Reservoirs,” SPE 167179, prepared for presentation at the SPE Unconventional Resources Conference-Canada held in Calgary, Alberta, Canada, 5–7 November 2013 PDF
        24. Fakcharoenphol, Perapon, Mehmet Torcuk, Antoine Bertoncello, Hossein Kazemi, and Yu-Shu Wu, “Managing Shut-in Time to Enhance Gas Flow Rate in Hydraulic Fractured Shale Reservoirs: a Simulation Study,” SPE 166098, prepared for presentation at the SPE Annual Technical Conference and Exhibition held in New Orleans, Louisiana, USA, 30 September–2 October 2013 PDF
        25. Wu, Yu-Shu, Jianfang Li, Didier Ding, Cong Wang, and Yuan Di, “A Generalized Framework Model for Simulation of Gas Production in Unconventional Gas Reservoirs,” SPE-163609, presented at the SPE Reservoir Simulation Symposium held in The Woodlands, Texas USA, 18–20 February 2013 PDF
        26. Wang, Cong, Didier Ding, and Yu-Shu Wu, “Characterizing Hydraulic Fractures in Shale Gas Reservoirs Using Transient Pressure Tests,” SPE-163819, to be presented at the SPE Hydraulic Fracturing Technology Conference, The Woodlands, TX, USA, 4 – 6 February 2013 PDF
        27. Zhang, R., X. Yin, Y. S. Wu, and P. H. Winterfeld, “A Fully Coupled Model for Nonisothermal Multiphase Flow, Solute Transport and Reactive Chemistry in Porous Media,” SPE-159380, to be presented at the 2012 SPE ATCE, San Antonio, TX, Oct, 2012 PDF
        28. Perapon Fakcharoenphol, Sarinya Charoenwongsa, Hossein Kazemi, and Yu-Shu Wu, “The Effect of Water-Induced Stress to Enhance Hydrocarbon Recovery in Shale Reservoirs,” SPE-158053, to be presented at the 2012 SPE ATCE, San Antonio, TX, Oct, 2012 PDF
        29. Wu, Yu-Shu, Cong Wang, Jianfang Li, and P. Fackahroenphol, “Transient Gas Flow in Unconventional Gas Reservoirs,” SPE-154448, presented at the EAGE Annual Conference & Exhibition incorporating SPE Europec held in Copenhagen, Denmark, 4–7 June 2012 PDF
        30. Aladasani, A., Baojun Bai, Yu-Shu Wu, “Investigating Low-Salinity Waterflooding Recovery Mechanisms in Sandstone Reservoir,” SPE 152997, presented at the Eighteenth SPE Improved Oil Recovery Symposium held in Tulsa, Oklahoma, USA, 14-18 April 2012 PDF
        31. Wu, Yu-Shu, Cong Wang, and Didier Ding, “Transient Pressure Testing Analysis of Gas Wells in Unconventional Reservoirs,” SPE-160889, presented at the 2012 SPE Annual Technical Symposium & Exhibition (ATS&E), Khobar, Saudi Arabia, 8-11 April 2012 PDF
        32. Aladasani, A., Baojun Bai, Yu-Shu Wu, “Investigating Low Salinity Waterflooding Recovery Mechanisms in Carbonate Reservoir,” SPE 155560, prepared for the SPE EOR Conference at Oil and Gas West Asia held in Muscat, Oman, 16–18 April 2012 PDF
        33. Kiani, M., H. Kazemi, E. Ozkan, and Y.S. Wu, Pilot Testing Issues of Chemical EOR in Large Fractured Carbonate Reservoirs, SPE-146840, prepared for presentation at the SPE Annual Technical Conference and Exhibition held in Denver, Colorado, USA, 30 October 2 November 2011 PDF
        34. Di, Yuan, Yu-Shu Wu, Binshan Ju, Jishun Qin, and Xinmin Song, A Practical Compositional Method for Simulation of CO2 Flooding in Porous and Fractured Petroleum Reservoirs, SPE-145096, prepared for presentation at the SPE Asia Pacific Oil and Gas Conference and Exhibition held in Jakarta, Indonesia, 20-22 September 2011 PDF
        35. Wu, Y. S. and P. Fackahroenphol, A Unified Mathematical Model for Unconventional Reservoir Simulation, SPE-142884, presented at the SPE EUROPEC Conference, to be held from 23-26 May 2011 in Vienna, Austria, 2011 PDF
        36. Ajab Al-Otaibi and Yu-Shu Wu, An Alternative Approach to Modeling Non-Darcy Flow for Pressure Transient Analysis in Porous and Fractured Reservoirs, SPE-SAS-984, prepared for presentation at the 2011 SPE Saudi Arabia Section Technical Symposium and Exhibition held in AlKhobar, Saudi Arabia, 15-18 May 2011 PDF
        37. Winterfeld, P. H. and Yu-Shu Wu, Parallel Simulation of CO2 Sequestration with Rock Deformation in Saline Aquifers, SPE-141514, presented at the SPE Reservoir Simulation Symposium held in The Woodlands, Texas, USA, 21-23 February 2011 PDF
        38. Wu, Yu-Shu, Perapon Fakcharoenphol, and Ronglei Zhang, Non-Darcy Displacement in Linear Composite and Radial Flow Porous Media, SPE-130343, presented at the SPE EUROPEC/EAGE Annual Conference and Exhibition held in Barcelona, Spain, 14-17 June 2010 PDF
        39. Ju, Binshan, Jishun Qin, Xinglong Chen, Tailiang Fan, and Yu-Shu Wu, Modeling Formation Damage and Wettability Alteration Induced by Asphaltene Precipitation and Their Effects on Percolation Performances during Oil Production, SPE-129803, presented at the CPS/SPE International Oil & Gas Conference and Exhibition in China, Beijing, China, 8-10 June 2010 PDF
        40. Al-Otaibi, Ajab and Yu-Shu Wu, Transient Behavior and Analysis of Non-Darcy Flow in Porous and Fractured Reservoirs According to the Barree and Conway Model, SPE-133533, presented at the at the Western North America Regional Meeting, held in Anaheim, California, USA, 26-30 May 2010 PDF
        41. Akinboyewa, John, Swapan K. Das, Yu-Shu Wu, and Hossein Kazemi, Simulation of Expanding Solvent - Steam Assisted Gravity Drainage in a field case of a bitumen oil reservoir, SPE-129963, presented presentation at the 2010 SPE Improved Oil Recovery Symposium held in Tulsa, Oklahoma, USA, 228 April 2010 PDF
        42. Wu, Y. S., B. Lai, and J. L. Miskimins, Simulation of Multiphase Non-Darcy Flow in Porous and Fractured Media, SPE-122612, presented at the 2009 SPE Annual Technical Conference and Exhibition held in New Orleans, Louisiana, USA 4-7 October 2009 PDF
        43. Wu, Yu-Shu and Kenzi Kirasaki, “Conceptualization and Modeling of Flow and Transport Through Fault Zones,” SPE-122456, presented at the 2009 SPE Latin American & Caribbean Petroleum Engineering Conference, held 31-MAY-09 to 03-JUN-09 in Cartagena, Colombia PDF
        44. Lai, Bitoa, Jennifer L. Miskimins, and Yu-Shu Wu, “Non-Darcy Porous Media Flow According to the Barree and Conway Model: Laboratory and Numerical Modeling Studies,” SPE-122611, presented at the 2009 Rocky Mountain Petroleum Technology Conference, held 14-APR-09 to 16-APR-09 in Denver, CO. PDF
        45. Wu, Yu-Shu and Baojun Bai, “Efficient Simulation for Low-Salinity Waterflooding in Porous and Fractured Reservoirs,” SPE-118830, presented at the 2009 SPE Reservoir Simulation Symposium to be held in The Woodlands, Texas, USA, 2–4 February 2009 PDF
        46. Wu, Yu-Shu, G. Moridis, B. Bai, and K. Zhang “A Multi-Continuum Model for Gas Production in Tight Fractured Reservoirs,” SPE-118944, prepared for presentation at the 2009 Hydraulic Fracturing Technology Conference to be held in The Woodlands, Texas, USA, 19–21 January 2009 PDF
        47. Wu, Yu-Shu and Baojun Bai, “Modeling Particle Gel Propagation in Porous Media,” SPE-115678, prepared for the 2008 SPE Annual Technical Conference and Exhibition held in Denver, Colorado, USA, 21-24 September 2008. PDF
        48. Shiyi Yuan, Jie Song, Zhengdong Lei, Jiangru Yuan, and Yu-Shu Wu, “A Mathematical Model for Emulsion Mobilization and Its Effect on EOR during ASP Flooding,” SPE-113145, prepared for the 2008 SPE Improved Oil Recovery Symposium, held in Tulsa, OK, April 21- 23, 2008 PDF
        49. Wei Xiong, Qun Lei, Jiangru Yuan, Shusheng Gao, and Yu-Shu Wu, “Behavior of Flow through Low-Permeability Reservoirs,” SPE-113144, prepared for presentation at the 2008 SPE EUROPEC Conference, held in Rome, Italy, 9-12 June 2008 PDF
        50. Wu, Yu-Shu, Christine Ehlig-Economides, Guan Qin, Zhijiang Kang, Wangming Zhang Babatunde Ajayi, and Qingfeng Tao, “A Triple Continuum Pressure Transient Model for A Naturally Fractured Vuggy Reservoir,” SPE-110044, presented at the 2007 SPE Annual Technical Conference and Exhibition, held in Anaheim, California, 11–14 November 2007 PDF
        51. Qin, Lei, Wei Xiong, Jiangru Yuan, Yuquan Cui, and Yu-Shu Wu, “Analysis of Stress Sensitivity and Its Influence on Oil Production from Tight Reservoirs,” SPE-111148, presented at the 2007 SPE Eastern Regional Meeting held in Lexington, Kentucky, U.S.A., 17–19 October 2007 PDF
        52. Wu, Yu-Shu, Guoping Lu, Keni Zhang, and G. S. Bodvarsson, “An Integrated Modeling Approach for Characterizing Multiphase Flow, Chemical Transport, and Heat Transfer in Fractured Reservoirs, SPE-106996, presented at the SPE Europec/EAGE Annual Conference and Exhibition held in London, United Kingdom, 11–14 June 2007 PDF
        53. Zhang, K, Christine Doughty, Yu-Shu Wu, and Karsten Pruess, Efficient Parallel Simulation of CO2 Geologic Sequestration in Saline Aquifers, SPE-106026, presented at 2007 SPE Reservoir Simulation Symposium, Houston, TX, 26-28 February, 2007 PDF
        54. Wu, Yu-Shu, Guan Qin, Richard E. Ewing, Yalchin Efendiev, Zhijiang Kang and Yulin Ren, “A Multiple-Continuum Approach for Modeling Multiphase Flow in Naturally Fractured Vuggy Petroleum Reservoirs,” SPE-104173, presented at the 2006 SPE International Oil & Gas Conference and Exhibition in China held in Beijing, China, 2006 PDF
        55. Kang, Zhijiang, Yu-Shu Wu, Jianglong Li, Yongchao Wu, Jie Zhang, and Guangfu Wang, “Modeling Multiphase Flow in Naturally Fractured Vuggy Petroleum Reservoirs,” SPE-102356, presented at the SPE Annual Technical Conference and Exhibition, San Antonio, TX, USA, September 24-27, 2006 PDF
        56. Shen, Pingping, Bin Zhu, Xian-Bin Li, and Yu-Shu Wu, “The Influence of Interfacial Tension on Water-Oil Two-Phase Relative Permeability,” SPE-95405, presented at the 2006 SPE/DOE Symposium on Improved Oil Recovery held in Tulsa, Oklahoma, U.S.A., April 22–26, 2006 PDF
        57. Zhang, K, Yu-Shu Wu, Karsten Pruess, Chris Ding, and Erik Elmroth, “Parallel Computing Techniques for Large-Scale Reservoir Simulation of Multi-Component and Multiphase Fluid Flow,” SPE-66343, presented at 2001 SPE Reservoir Simulation Symposium, Houston, TX, 11-14 February, 2001 PDF
        58. Wu, Y. S., K. Pruess, and P.A. Witherspoon, “Flow and Displacement of Bingham Non‑Newtonian Fluids in Porous Media,” SPE 20051, presented at the 1990 SPE California Regional Meeting, Ventura, CA, April 1990 PDF
        59. Pruess, K. and Y. S. Wu, “A New Semi‑Analytical Method for Numerical Simulation of Fluid and Heat Flow in Fractured Reservoirs,” 1993; SPE 18426, presented at the 1989 10th SPE Reservoir Simulation Symposium in Houston, TX, Feb. 1989 PDF
        60. Wu, Y. S. and K. Pruess, “An Analytical Solution for Wellbore Heat Transmission in Layered Formations,” SPE 17497, presented at the 1988 SPE California Regional Meeting, Long Beach, CA, March 1988 PDF
        61. Wu, Y. S. and K. Pruess, “A Multiple‑Porosity Method for Simulation of Naturally Fractured Petroleum Reservoirs,” SPE 15129, presented at the 1986 SPE California Regional Meeting, Oakland, CA, April 1986 PDF
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        Conference Papers/Presentations



        1. Cha, M., N.B. Alqahtani, B. Yao, X. Yin, Y.S. Wu, and J. Kneafsey, “Development of Laboratory System for Cryogenic Fracturing Study,” presented at the 1st International Conference on Energy Geotechnics ICEGT 2016, 2016, Kiel, Germany, August 29-31, 2016
        2. Cha, M, N.B. Alqahtani, B. Yao, L. Wang, X. Yin, Y.S. Wu, and J. Kneafsey, “Studying Cryogenic Fracturing Process using Transparent Specimens,” presented at the 1st International Conference on Energy Geotechnics ICEGT 2016, 2016, Kiel, Germany, August 29-31, 2016
        3. Yu-Shu Wu, Larry S. Fung, and Philip H. Winterfeld, "Numerical Simulation of Coupled Thermal-Hydrological-Mechanical Processes in Porous and Fractured Media," presented at the Seventh International Conference on Fluid Mechanics (ICFM-7), Qingdao, China, 24 -27 May, 2015
        4. Huang, Zhaoqin, Phil Winterfeld, and Yu-Shu Wu, H11H-1008: "An efficient numerical simulation of coupled thermal-hydro-mechanical process in CO2 leakage through fractured caprocks," AGU Fall Meeting, San Francisco, CA, December 15-19, 2014
        5. Cha, Minsu, Xiaolong Yin, Timothy Kneafsey, Yu-Shu Wu, Naif Alqahtani, Taylor Patterson, Bowen Yao, and Jennifer Miskimins, H53C-0868: "Studying Cryogenic Fracturing Process and Fracture Morphology using Transparent Specimens," AGU Fall Meeting, San Francisco, CA, December 15-19, 2014
        6. Winterfeld, Philip, Cong Wang, Yu-Shu Wu, Congbin Yin, Zhengfu Pan, Yonghong Wang, and Demin Chen, H51Q-06: "Coupling Hydraulic Fracturing Propagation and Gas Well Performance for Simulation of Production in Unconventional Shale Gas Reservoirs," AGU Fall Meeting, San Francisco, CA, December 15-19, 2014
        7. Kneafsey, Timothy, Seiji Nakagawa, Yu-Shu Wu, Sumit Mukhopadhyay, H53C-0869: "Laboratory Visualization Experiments of Temperature-induced Fractures Around a Borehole (Cryogenic Fracturing) in Shale and Analogue Rock Samples," AGU Fall Meeting, San Francisco, CA, December 15-19, 2014
        8. Wang, Shihao, Yi Xiong, Philip Winterfeld, Keni Zhang, and Yu-Shu Wu, “Parallel Simulation of Thermal-Hydrological-Mechanical (THM) Processes in Geothermal Reservoirs,” PROCEEDINGS, Stanford Geothermal Workshop, Stanford, California, February 24-26, 2014
        9. Xiong, Yi, Litang Hu and Yu-Shu Wu, “Coupled Geomechanical and Reactive Geochemical Simulations For Fluid And Heat Flow in Enhanced Geothermal Reservoirs.” PROCEEDINGS, Thirty-Eighth Workshop on Geothermal Reservoir Engineering Stanford University, Stanford, California, February 11-13, 2013
        10. HUANG Lin, DI Yuan, KANG Zhijiang, and WU Yu-Shu, “Flow Characteristics Analysis for Vugs-In-Series Model of Fractured-Vuggy Carbonate Reservoirs,” presented at the 12th National Conference on Fluid Flow in Porous Media (NCFFPM 2013), Qingdao, P.R. China, August 8-10th, 2013
        11. DAI Yafei, DI Yuan WU Yu-Shu, and KANG Zhijiang, “VOF Simulation of Oil-Water Two Phase Flow in Vuggy Regions for The Naturally Fractured-Vuggy Reservoirs,” presented at the 12th National Conference on Fluid Flow in Porous Media (NCFFPM 2013), Qingdao, P.R. China, August 8-10th, 2013
        12. Winterfeld, Philip H., Yu-Shu Wu, Karsten Pruess, Curtis Oldenburg, “Development of an Advanced Thermal-Hydrologic-Mechanical Model for CO2 Storage in Porous and Fractured Saline Aquifers,” presented at the 2012 TOUGH Symposium, Lawrence Berkeley National Laboratory, Berkeley, September 17-19, 2012
        13. Zhang, Ronglei, Xiaolong Yin, Philips H. Winterfeld, Yu-Shu Wu, “A Fully Coupled Model for Nonisothermal Multiphase Flow, Geomechanics, and Geochemistry during CO2 Sequestration in Brine Aquifers,” presented at the 2012 TOUGH Symposium, Lawrence Berkeley National Laboratory, Berkeley, September 17-19, 2012
        14. Fakcharoenphol, Perapon, Litang Hu, Yu-Shu Wu, Sarinya Charoenwongsa, Hossein Kazemi, “A Fully Coupled Flow and Geomechanics Model: Application to Enhanced Geothermal Reservoirs,” presented at the 2012 TOUGH Symposium, Lawrence Berkeley National Laboratory, Berkeley, September 17-19, 2012
        15. Hu, Litang, Philip H. Winterfeld, Perapon Fakcharoenphol, Yu-Shu Wu, Keni Zhang, Tianfu Xu, “A Novel, Fully Coupled Flow and Geomechanics Model in Porous and Fractured Geothermal Reservoirs,” presented at the 2012 TOUGH Symposium, Lawrence Berkeley National Laboratory, Berkeley, September 17-19, 2012
        16. Winterfeld, P. H. and Y.-S. Wu, “A Novel Fully Coupled Geomechanical Model for CO2 Sequestration in Fractured and Porous Brine Aquifers,” presented at the XIX International Conference on Water Resources, CMWR 2012
        17. Perapon Fakcharoenphol and Yu-Shu Wu, “A coupled flow-geomechanics model for fluid and heat flow in porous and fractured rock,” ARMA 11-213, presented at the 45th U.S. Rock and Geomechanics Symposium of ARMA, 26 - 29 June, 2011, San Francisco, California, USA, 2011
        18. Winterfeld, P. H. and Yu-Shu Wu, “Numerical Simulation of CO2 Sequestration in Saline Aquifers with Geomechanical Effects,”presented at the10th Annual Conference on Carbon Capture & Sequestration, Pittsburgh, PA, May 2-May 5, 2011
        19. Fackahroenphol, P., A. Jamili, and Y.S. Wu, “ A coupled flow-geomechanics model for fluid and heat flow in porous and fractured rock,” presented at the Geological Society of America Annual meeting, Denver, Colorado, Abstract No. 181353, Vol. 42, No. 5, 2010
        20. Fakcharoenphol, Perapon and Yu-Shu Wu, “ Displacement of Non-Newtonian Fluids in Linear and Radial Composite Porous Media,” Proceedings of the 3nd International Conference on Porous Media and its Applications in Science and Engineering ICPM3, Montecatini, Italy, June 20-25, 2010
        21. Wu, Y. S., B. Lai, and J. Mismimins, “Simulation of Non-Darcy Porous Media Flow according to the Barree and Conway Model,” PROCEEDINGS, TOUGH Symposium 2009, Lawrence Berkeley National Laboratory, Berkeley, CA, September 14–16, 2009
        22. Wu, Y. S., Zhijiang Kang, Yuan Di, Thanh Nguyen, and Perapon Fakcharoenphol, “A Multiple-Continuum Model for Simulating Single-Phase and Multiphase Flow in Naturally Fractured Vuggy Reservoirs,” PROCEEDINGS, TOUGH Symposium 2009, Lawrence Berkeley National Laboratory, Berkeley, CA, September 14–16, 2009
        23. Pan, L., C. M. Oldenberg, Yu-Shu Wu, and K. Pruess, Wellbore flow model for carbon dioxide and brine, GHGT-9, 9th International Conference on Greenhouse Gas Control Technologies, 16 - 20 November 2008. Energy Procedia, Elesvier, 2008
        24. Wu, Y. S., J. Rutqvist, K. Karasaki, Q. Lei, W. Xiong, J. Yuan, M. Liu, and Y. Di, “A mathematic Model for Rock Deformation Effect of Flow in Porous and Fractured Reservoirs,” ARMA 08-142, Presented at San Francisco 2008, the 42nd US Rock Mechanics Symposium and 2nd U.S.-Canada Rock Mechanics Symposium, held in San Francisco, June 29-July 2, 2008
        25. Yuan, Shiyi, Jie Song, Zhengdong Lei, Jiangru Yuan, and Yu-Shu Wu “A mathematical model for emulsion mobilization and its effect on EOR during ASP flooding,” LBNL-63450  Abs., SPE-113145-PP, Submitted for the Sixteenth SPE Improved Oil Recovery Symposium, to be held 20–23 April 2008, in Tulsa, Oklahoma, 2008.
        26. Wei Xiong, Qun Lei, Jiangru Yuan, Shusheng Gao, and Yu-Shu Wu, “Behavior of Flow through Low-Permeability Reservoirs,” SPE-113144, prepared for presentation at the 2008 SPE EUROPEC Conference to be held in Rome, Italy, 9-12 June 2008
        27. Keni Zhang and Yu-Shu Wu, “Large-scale Discrete Fracture Network Multiphase Flow Simulations Using TOUGH2-MP,” Eos Trans. AGU, 88(52), Fall Meet. Suppl., Abstract H12A-03, 1522, 2007.
        28. Pan, F., J. Zhu, M. Ye, Y. Wu, Z. Yu, and B. Hu, “Sensitivity Analysis of Hydraulic Parameters on Radionuclide Transport Uncertainty in the Unsaturated Zone of Yucca Mountain,” Eos Trans. AGU, 88(52), Fall Meet. Suppl., Abstract H13BA-1300, 2007.
        29. Wu, Yu-Shu and Keni Zhang, “Modeling Flow and Transport in Fractured Vuggy Formation,” Presented at the GSA 2007 Annual Meeting, Denver, Colorado, Oct. 28-31, 2007.
        30. Wei Xiong, Qun Lei, Jiangru Yuan, Shusheng Gao, and Yu-Shu Wu, “Behavior of Flow through Low-Permeability Reservoirs,” LBNL-63456  Abs., SPE-113144-PP, Submitted for the 17th SPE EUROPEC Conference, to be held in Rome, Italy, 9-12 June 2008.
        31. Wu, Yu-Shu and Keni Zhang, “Modeling Flow and Transport in Fractured Vuggy Formation,” Presented at the GSA 2007 Annual Meeting, Denver, Colorado, Oct. 28-31, 2007
        32. Wu, Yu-Shu, Christine Ehlig-Economides, Guan Qin, Zhijiang Kang, Wangming Zhang Babatunde Ajayi, and Qingfeng Tao, “A Triple Continuum Pressure Transient Model for A Naturally Fractured Vuggy Reservoir,” LBNL-63412, SPE-110044, Prepared for presentation at the 2007 SPE Annual Technical Conference and Exhibition held in Anaheim, California, 11–14 November 2007.
        33. Qin, Lei, Wei Xiong, Jiangru Yuan, Yuquan Cui, and Yu-Shu Wu, “Analysis of Stress Sensitivity and Its Influence on Oil Production from Tight Reservoirs, ” LBNL-63410, SPE-111148,  Prepared for presentation at the 2007 SPE Eastern Regional Meeting held in Lexington, Kentucky, U.S.A., 17–19 October 2007.
        34. Wu, Yu-Shu and Guan Qin, “A Generalized Numerical Approach for Modeling Multiphase Flow and Transport in Fractured Porous Media,” Invited Presentation, Inaugural Conference on Computational Methods in Energy and Environmental Research, Sponsored by Beijing University and NSF, USA, Beijing China, July 9-12, 2007.
        35. Wu, Y. S., “Estimating the Fracture Hydraulic Conductivity of the Vadose Zone Using Barometric Pressure Data,” Presented at the 2007 International Groundwater Forum, Nanjing, China, June 22-23, 2007.
        36. Wu, Yu-Shu, Guoping Lu, Keni Zhang, and G. S. Bodvarsson, “An Integrated Modeling Approach for Characterizing Multiphase Flow, Chemical Transport, and Heat Transfer in Fractured Reservoirs, SPE-106996, Presented at the SPE Europec/EAGE Annual Conference and Exhibition held in London, United Kingdom, 11–14 June 2007.
        37. Wu, Y. S., “An Integrated Methodology for Characterizing Flow and Transport Processes in Fractured Rock,” LBNL-63411, Presented at the TIPACES 6th Annual meeting, June 25-28, 2007, Wuhan, China.
        38. Zhang, K, Christine Doughty, Yu-Shu Wu, and Karsten Pruess, Efficient Parallel Simulation of CO2 Geologic Sequestration in Saline Aquifers, SPE-106026, Presented at 2007 SPE Reservoir Simulation Symposium, Houston, TX, 26-28 February, 2007.
        39. Pan, F. M. Ye, Y. Wu, and B. Hu, “Simulation of Radionuclide Transport in Heterogeneous Unsaturated Zone of Yucca Mountain,” Eos Trans. AGU, 87(52), Fall Meet. Suppl., Abstract H23C-1522, 2006.
        40. Yu-Shu Wu, Guan Qin, Richard E. Ewing, Yalchin Efendiev, Zhijiang Kang and Yulin Ren, “A Multiple-Continuum Approach for Modeling Multiphase Flow in Naturally Fractured Vuggy Petroleum Reservoirs,” LBNL-59785, SPE-104173, presented at the 2006 SPE International Oil & Gas Conference and Exhibition in China held in Beijing, China, 2006.
        41. Wu, Y. S., “Multiple-Continuum Approaches for Modeling Multiphase Flow, Heat Transfer and Chemical Transport in Fractured Rock,” LBNL-59782 Abs., Western Pacific Geophysics Meeting, Beijing, China, July 24-27, 2006.
        42.  Wu, Y. S., “A Mountain-Scale 3-D Numerical Model for Characterizing Unsaturated Flow and Transport in Fractured Volcanic Rock at Yucca Mountain,” LBNL-59801 Abs., Western Pacific Geophysics Meeting, Beijing, China, July 24-27, 2006.
        43. Kang, Zhijiang, Yu-Shu Wu, Yongchao Wu, and Jie Zhang, “Analyzing Transient Pressure Well Tests in Fractured Vuggy Carbonate Reservoirs,” SPE-102356,  Presented in the SPE Annual Technical Conference and Exhibition,  San Antonio, TX, USA, September  24-27, 2006.
        44. Kang,  Zhijiang, Yu-Shu Wu, Jianglong Li, Yongchao Wu, Jie Zhang, and Guangfu Wang, “Modeling Multiphase Flow in Naturally Fractured Vuggy Petroleum Reservoirs,” SPE-102356-PP, Abstract for the SPE Annual Technical Conference and Exhibition,  San Antonio, TX, USA, September  24-27, 2006.
        45. Wu, Yu-Shu, Guan Qin, Richard E. Ewing, Yalchin Efendiev, Zhijiang Kang, and Yulin Ren, “A  Multiple-Continuum Approach For Modeling Multiphase Flow in Naturally Fractured Vuggy Petroleum Reservoirs,” LBNL-59785, Abstract for International Oil and Gas Conference and Exhibition in China, 5-7 Dec. 2006.
        46. Wu, Yu-Shu, S. Mukhopadhyay, K. Zhang, and G. S. Bodvarsson, “Modeling Coupled Processes of  Multiphase Flow and Heat Transfer in Unsaturated Fractured Rock,”  LBNL-58677, Presented at CMWR XVI - Computational Methods in Water Resources XVI International Conference, Copenhagen, Denmark, June 19-22, 2006.
        47. Wu, Yu-Shu and P. A. Forsyth, “Efficient Schemes for Reducing Numerical Dispersion in Modeling Multiphase Transport through Porous and Fractured Media,” LBNL-60056, Presented at TOUGH Symposium 2006, Lawrence Berkeley National Laboratory, Berkeley, CA, May 15-17, 2006.
        48. Kang, Zhijiang, Yu-Shu Wu, Jianglong Li, Yongchao Wu, Jie Zhang, and Guangfu Wang, “A Triple-Continuum Numerical Model for Simulating Multiphase Flow in Vuggy Fractured Reservoirs,”  LBNL-58676, Presented at CMWR XVI - Computational Methods in Water Resources XVI International Conference, Copenhagen, Denmark, June 19-22, 2006.
        49. Wu, Yu-Shu, Sumit Mukhopadhyay, Keni Zhang, and G. S. Bodvarsson, “The Influence of  Proposed Repository Thermal Load on Multiphase Flow and Heat Transfer in the Unsaturated Zone of Yucca Mountain,”  LBNL-59783, Presented at the 2006 International High Level Radioactive Waste Management Conference, Las Vegas, NV, April 30 - May 4, 2006.
        50. Pan, Feng,  Ming Ye, Yu-Shu Wu, Bill Hu, Graig Shirley, and Zhongbo Yu “Yucca Mountain Unsaturated Zone Radionuclide Transport Uncertainty Assessment,”  Presented at the 2006 International High Level Radioactive Waste Management Conference, Las Vegas, NV, April 30 - May 4, 2006.
        51. Shen, Pingping, Bin Zhu, Xian-Bin Li, and Yu-Shu Wu, “The Influence of Interfacial Tension on Water-Oil Two-Phase Relative Permeability,” LBNL-55640, SPE-95405, prepared for presentation at the 2006 SPE/DOE Symposium on Improved Oil Recovery held in Tulsa, Oklahoma, U.S.A., April 22–26, 2006.
        52. Zhang, Keni, Yu-Shu Wu and J. Houseworth, “Parameter Sensitivity Analyses for a Large-Scale Unsaturated Flow Model, ” Eos Trans. AGU, 86(52), Fall Meet. Suppl., Abstract H13A-1331, 2005.
        53. Pan, F. M. Ye, Y. Wu, B. Hu, and Z. Yu, “Assessment of Uncertainty of Radionuclide Transport in the Yucca Mountain Unsaturated Zone: Parametric and Parameter Estimation Uncertainty,” Eos Trans. AGU, 86(52), Fall Meet. Suppl., Abstract H11D-1292, 2005.
        54. Pan, Feng, Ming Ye, Zhongbo Yu, Yu-Shu Wu, Bill Hu, and Graig Shirley, “Uncertainty Analysis of Radionuclide Transport in the Unsaturated Zone at Yucca Mountain,” Paper No. 193-18, Presented at 2005 Salt Lake City Annual Meeting, The Geological Society of America (GSA), October 16-19, 2005.
        55. Wu, Yu-Shu and Karsten Pruess, “A Physically Base Numerical Approach for Fracture-Matrix Interaction in Fractured Reservoirs,” LBNL-55004, Submitted to the World Geothermal Congress 2005, Antalya, Turkey, April 24-29, 2005.
        56. Pruess, Karsten; Xu, Tianfu; Shan, Chao; Zhang, Yingqi;Wu, Yu-Shu; Sonnenthal, Eric; Spycher, Nicolas; Rutqvist, Jonny; Zhang, Guoziang; Kennedy, Mack Geothermal Reservoir Dynamics – TOUGHREACT, LBNL-57497, Enhanced Geothermal Systems (EGS) Peer Review , Rockville, MD , April 7-8, 2005
        57. Wu, Yu-Shu, “A Unified Numerical Framework Model for Simulating Flow, Transport, and Heat Transfer in Porous and Fractured Media,” LBNL-54589, the Computational methods in Water Resources (CMWR) 2004 International Conferences, Chapel Hill, NC, June 13-17, 2004.
        58. Wu, Yu-Shu and Lehua Pan, “Analytical Solutions for Transient Flow through Unsaturated Fractured Porous Media,” LBNL-54275, Proceedings of the Second International Symposium on Dynamics of Fluids in Fractured Rock, February 10-12, 2004, Editted by B. Faybishenko and P. A. Witherspoon, Earth Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, CA94720, USA, pp.360-366.
        59. Wu, Yu-Shu, Guoping Lu, Keni Zhang, and G. S. Bodvarsson, Modeling unsaturated flow and transport processes in fractured tuffs of Yucca Mountain, LBNL-53439, 2003 Modflow and More Conference, September 16-19, Denver, Colorado, USA, p.746-750.
        60. Wu, Yu-Shu, “Non-Darcy Flow behavior near High-Flux Injection Wells in Porous and Fractured Formations,” LBNL-52541, International Symposium on Underground Injection Science and Technology, Lawrence Berkeley National Laboratory, Berkeley, CA, October 22-25, 2003.
        61. Wu, Y. S., G. Lu, K. Zhang, and G. S. Bodvarsson, “A Mountain-Scale Model for Characterizing Unsaturated flow and Transport in Fractured Tuffs of Yucca Mountain,” LBNL-52524, Proceedings of TOUGH Symposium 2003, Lawrence Berkeley National Laboratory, Berkeley, CA., May 12-14, 2003.
        62. Finsterle, Stefan, G. Moridis, C. Oldenburg, and Yu-Shu Wu, TOUGH Symposium 2003, Proceedings 2.0 (CD-ROM), LBNL-52494, Lawrence Berkeley National laboratory, October 15, 2003.
        63. Wu, Y. S., H. H. Liu, and G. S. Bodvarsson, “Effect of Small Fractures on Flow and Transport Processes at Yucca Mountain, Nevada,” LBNL- 51848, Proceedings of the 10th International High-Level Radioactive Waste Management Conference, Las Vegas, Nevada, March 30-April 2, 2003.
        64. Zhang, K, Y. S. Wu, G. S. Bodvarsson, and H. H. Liu, “Determination of Unsaturated Flow Paths in a 2-D Randomly Distributed Fracture Network,” LBNL-52192, Proceedings of the World Water & Environmental Resources Congress 2003, Philadelphia, PA, June 23-26, 2003.
        65. Zhang, K., Y. S. Wu, C. Ding, and K. Pruess, “TOUGH2_MP: A parallel version of TOUGH2,” LBNL- 52508, Proceedings of TOUGH Symposium 2003, Lawrence Berkeley National Laboratory, Berkeley, CA., May 12-14, 2003.
        66. Moridis, G. Y. Seol, and Y. S. Wu, “Modeling Studies of Mountain-scale Radionuclide Transport in the Unsaturated Zone at Yucca Mountain, Nevada,” LBNL-52567, Proceedings of TOUGH Symposium 2003, Lawrence Berkeley National Laboratory, Berkeley, CA., May 12-14, 2003.
        67. Bodvarsson, G. S., J. Birkholzer, S. Finsterle, H. H. Liu, J. Rotqvst, and Y. S. Wu, “The Use of TOUGH2/iTOUGH2 in Support of the Yucca Mountain Project: Successes and Limitations,” Proceedings of TOUGH Symposium 2003, Lawrence Berkeley National Laboratory, Berkeley, CA., May 12-14, 2003.
        68. Zhang, K, Y. S. Wu, G. S. Bodvarsson, and H. H. Liu, “Modeling focusing flow in a large-scale unsaturated fracture network,” LBNL-51483, AGU 2002 Fall Meeting, San Francisco, CA., December 6-10, 2002.
        69. Zhang, K. Y. S. Wu, and G. S. Bodvarsson, “The use of parallel computing to simulate fluid flow in the unsaturated zone of Yucca Mountain, Nevada,” LBNL-51089, The Geological Society of America 2002 Denver Annual Meeting, Denver, CO, October 27-30, 2002.
        70. Bodvarsson, G. S., Y. S. Wu, and K. Zhang, “Discrete-Flow-Path Development in Unsaturated Fractures at Yucca Mountain,” LBNL-51079, The Geological Society of America 2002 Denver Annual Meeting, Denver, CO, October 27-30, 2002.
        71. Haukwa, C., Y. S. Wu, and G. S. Bodvarsson, “Thermal Loading at a Potential Repository: Modeling the Thermal-Hydrological Response within the Unsaturated Zone at Yucca Mountain, Nevada,” LBNL-51080, The Geological Society of America 2002 Denver Annual Meeting, Denver, CO, October 27-30, 2002.
        72. Wu, Y. S., L. Pan, J. Hinds, and G. S. Bodvarsson, “Modeling Capillary Barrier Effectss in Unsaturated Fractured Tuffs of Yucca Mountain, Nevada,” LBNL-47012, Proceedings of the Ninth International Conference of High-Level Radioactive Waste Management, Las Vegas, Nevada, April 29-May 3, 2001.
        73. Zhang, K, Yu-Shu Wu, Karsten Pruess, Chris Ding, and Erik Elmroth, “Parallel Computing Techniques for Large-Scale Reservoir Simulation of Multi-Component and Multiphase Fluid Flow,” LBNL-46195, SPE-66343, Presented at 2001 SPE Reservoir Simulation Symposium, Houston, TX, 11-14 February, 2001.
        74. Zhang, K. Y. S. Wu, C. Ding, and K. Pruess, “Application of Parallel Computing Techniques to a Large-Scale Reservoir Simulation,” LBNL-47292, Proceedings of the Twenty-Sixth Workshop on Geothermal Reservoir Engineering, Stanford University, Stanford, CA, Jan. 29-31, 2001.
        75. Wu, Y. S., “Numerical Simulation of Non-Darcy Flow in Porous and Fractured Media,” LBNL-45855, Geothermal Resources Council, 2000 Annual Meeting, September 24-27,  GRC Transactions, Vol. 24,  pp.641-646, 2000.
        76. Wu, Y. S., “On the Effective Continuum Method for Modeling Multiphase Flow, Multicomponent Transport and Heat Transfer in Fractured Rock,” Proceedings in International Conference on “Dynamics of Fluids in Fractured Rocks, Concepts and Recent Advances,” Faybishenko (Editor), Berkeley, CA. Feb. 10-12, 1999.
        77. Elmroth, E., C. Ding, Y. S. Wu, and K. Pruess, “A Parallel Implementation of the TOUGH2 Software Package for Large Scale Multiphase Fluid and Heat Flow,” Proceedings of Supercomputing’99, ACM, 1999.
        78. Wu, Y. S., S. Finsterle, and G. S. Bodvarsson, “Field-Scale Modeling Studies to Characterize Hydraulic Properties for Water, Air and Heat Flow in the Unsaturated Zone of Yucca Mountain,” Book Chapter,  Characterization and Measurement of the Hydraulic Properties of Unsaturated Porous Media, edited by M. Th. Van Genuchten, Leij, F. J. and Wu, L., Published by the University of California, Riverside, pp.1537-1548, 1999.
        79. Wu, Y. S., “A Virtual Node Method for Treatment of Wells in Modeling Multiphase Flow in Reservoirs,” Proceedings of the Twenty-Fourth Workshop on Geothermal Reservoir Engineering, Stanford University, Stanford, CA, pp.144-157, Jan. 25-27, 1999.
        80. Wu, Y. S. and K. Pruess, “Integral Solutions for Transient Fluid Flow through a Porous Medium with pressure-Dependent Permeability.”  Presented at The Neville Cook Conference, Lawrence Berkeley Laboratory, October 16-127, 1998.
        81. Wu, Y. S., C. F. Ahlers, C. Haukwa, A. Ritcey, E. Sonnenthal, and G.S. Bodvarsson, “The 3-D site-scale model – calibrations and predictions,” Proceedings of the Eighth International Conference of High-Level Radioactive Waste Management, pp.44-46, Las Vegas, Nevada, May 11-14, 1998.
        82. Fairley, J. P and Y. S. Wu,  “Modeling fast pathways using isotopic tracers in Yucca Mountain, Nevada,” Proceedings of the Eighth International Conference of High-Level Radioactive Waste Management, pp.88-89, Las Vegas, Nevada, May 11-14, 1998.
        83. Wu, Y. S. and K. Pruess,  “Several TOUGH2 modules developed for site characterization studies of Yucca Mountain, TOUGH2 Workshop’ 98, Berkeley, CA., May 4-6, 1998.
        84. Wu, Y. S. and K. Pruess, “A 3-D Hydrodynamic dispersion Model for Modeling Tracer Transport in Geothermal Reservoirs,” Proceedings of the Twenty-Third Workshop on Geothermal Reservoir Engineering, Stanford University, Stanford, CA, Jan., 1998.
        85. Wu Y. S., S. Finterle, and G. S. Bodvarsson, “A Field-Scale Modeling Study of Characterizing Hydraulic Properties for Water, Air and Heat Flow in the Unsaturated Zone of Yucca Mountain, Nevada,” Proceedings of the International Workshop of Characterization and Measurement of the Hydraulic Properties of Unsaturated Zone Porous Media, Riverside, CA, Oct., 1997.
        86. Wu, Y. S., A, Ritcey, and G. S. Bodvarsson, “A Modeling Study of Perched Water Phenomena in the Vadose Zone,” Proceedings of the 1997 AGU Fall Meeting, San Francisco, CA., November, 1997.
        87. Bodvarsson, G. S., Y. S. Wu, E. Sonnenthal,  C. F. Ahlers, T. M. Bandurraga, C. Haukwa, J. Fairley, J. Hinds, and A, Ritcey,  “A Site-Scale Model for Modeling Unsaturated Zone Processes at Yucca Mountain, Nevada,”  Proceedings of the 1997 AGU Fall Meeting, San Francisco, CA.,  November, 1997.
        88. Wu, Y. S., T.M. Bandurraga, C. F. Ahlers,  S. Finsterle, G. Chen, C. Haukwa, G.S. Bodvarsson, E. Kwicklis, J. Rousseau, and L. Flint, “On calibration of the UZ site-scale model of Yucca Mountain,” Proceedings of the Seventh International Conference of High-Level Radioactive Waste Management,  pp.73-75, Las Vegas, Nevada,  April 29-May 3, 1996.
        89. Wu, Y. S. and K. Pruess, “A Numerical Method for Simulating Non-Newtonian Fluid Flow and Displacement in Porous Media,” in The Numerical Methods in Water Resources, Proceedings of XI International Conference on Computational Methods in Water Resources, Cancun, Mexico, July 22-26, 1996.
        90. Ahlers, C. F, S. Finsterle, Y. S. Wu, and G. S. Bodvarsson, “Determination of Pneumatic Permeability of a Multi-Layered System by Inversion of Pneumatic Pressure Data,” Presented at the 1995 AGU Fall Meeting, San Francisco, CA., December 11-15, 1995.
        91. Wu, Y. S., J. B. Kool, P. S. Huyakorn, and Z. A. Saleem,  “An Analytical Approach for Simulating Transport of Metals with Nonlinear Adsorption,” Presented at the 1995 AGU Spring Meeting, Baltimore, MD., May 30 - June 2, 1995.
        92. Wu, Y. S. and K. Pruess, “Numerical Simulation of non-Newtonian Fluid Flow and Displacement in Porous Media,” Presented at the Third SIAM Conference on Mathematical and Computational Issues in Geosciences, February 8-10, 1995, San Antonio TX.
        93. Wu, Y. S., Z. A, Saleem,  S. Panday, and J. B. Kool, “A Regulatory Fate and Transport Assessment Model for Oily Wastes,”  Proceedings of Petroleum Hydrocarbons and Organic Chemicals in Ground Water: Prevention, Detection and Restoration Conference,  The American Petroleum Institute and the National Ground Water Association, Houston, TX, Nov. 1994.
        94. Park, N. S and Y. S. Wu, “Evaluation of Vertical Leakage Schemes for Multilayer Sharp-Interface Saltwater-Intrusion Model,” The Numerical Methods in Water Resources, Proceedings of X International Conference on Computational Methods in Water Resources, Heidelberg, Germany, July 1994.
        95. Wu, Y. S., P. A. Forsyth, and K. Pruess, “ A Robust Numerical Scheme for Simulating Water Infiltration Through Heterogeneous Unsaturated Soils with Dry Initial Conditions,” Presented at the 1994 AGU Spring Meeting, Baltimore, MD., May 23-27, 1994.
        96. Huyakorn, P. S., S. Panday, and Y. S. Wu, “A Comprehensive Simulator for Assessing Transport of NAPL and Constituents in the Sub-Surface,” Presented at The Annual Meeting, Geological Association of Canada, Mineralogical Association Of Canada, May 16-18, 1994, University of Waterloo, Waterloo, Ontario.
        97. Saleem, Z. A., P. S. Huyakorn, Y. S. Wu, N. S. Park, and S.Panday,  “Efficient Composite Modeling Approach for 3D Multi-Phase Flow and Solute Transport in the Subsurface,”  Presented at The Annual Meeting, Geological Association of Canada, Mineralogical Association Of Canada, May 16-18, 1994, University of Waterloo, Waterloo, Ontario.
        98. Wu, Y. S., P.S. Huyakorn, S. Panday, and N. S. Park, “A Unified Approach for Simulating NAPL Migration in the Subsurface,” Presented at SIAM Conference on Mathematical and Computational Issues in Geosciences, April 19-21, 1993, Houston TX.
        99. Huyakorn, P. S., Y. S. Wu, N. S. Park, S. Panday, and Z. A. Saleem, “Efficient Composite Modeling Approach for 3D Multiphase Flow and Solute Transport in the Subsurface,” Presented to the 1993 AGU Spring Meeting, Baltimore, MD, May 24-28, 1993.
        100. Wu, Y. S., J. Kool, and J. McCord, “An Evaluation of Alternative Numerical Formulations for Two‑Phase Air‑Water Flow Simulation in Unsaturated Soils,” Presented in the 1992 AGU Spring Meeting, Montreal, Canada, May 1992.
        101. Piepho, M. G., A. G. Law, M. P. Connely, Y. S. Wu, and P. S. Huyakorn, “Simulation of Two Immiscible Fluids (Water and CCL4) in Unsaturated Media at the Hanford Site, Washington,” Presented in the 1992 Spring AGU Meeting, Montreal, Canada, May 1992.
        102. Huyakorn, P. S. Y. S. Wu, and S. Panday, “A Comprehensive Three‑Dimensional Numerical Model for Predicting the Fate of Petroleum Hydrocarbons in the Subsurface,” Proceedings of Petroleum Hydrocarbons and Organic Chemicals in Ground Water: Prevention, Detection and Restoration Conference, The American Petroleum Institute and the National Ground Water Association, Houston, TX, Nov. 1992.
        103. Wu, Y. S., N. S. Park, P.S. Huyakorn, and S. Panday,  “A Comprehensive Numerical Model for Simulating the Flow of Petroleum Products and Industrial Chemicals in the Subsurface,” The 16th Annual Army Environmental R&D Symposium Proceedings, Williamsburg, VA, June, 1992.
        104. Sudicky, E. A., Y. S. Wu, and Z. Saleem, “Semi‑Analytical Approach for Simulating Transport of a Seven‑Member, Branched Decay Chain in 3D Groundwater Systems,” Presented at the 1991 AGU Spring Meeting, Baltimore, MD, May 1991.
        105. Wu, Y. S., K. Pruess, and P.A. Witherspoon, “Flow and Displacement of Bingham Non‑Newtonian Fluids in Porous Media,” SPE 20051, Presented at the 1990 SPE California Regional Meeting, Ventura, CA, April 1990.
        106. Pruess, K. and Y. S. Wu, “A New Semi‑Analytical Method for Numerical Simulation of Fluid and Heat Flow in Fractured Reservoirs,” 1993; SPE 18426, Presented at the 1989 10th SPE Reservoir Simulation Symposium in Houston, TX, Feb. 1989.
        107. Pruess, K and Y. S. Wu, “A Semi‑Analytical Method for Heat‑Sweep Calculations in Fractured Reservoirs,” Presented at the 13th Workshop on Geothermal Reservoir Engineering, Stanford, CA, Jan. 1988.
        108. Wu, Y. S. and K. Pruess, “An Analytical Solution for Wellbore Heat Transmission in Layered Formations,” SPE 17497, Presented at the 1988 SPE California Regional Meeting, Long Beach, CA, March 1988.
        109. Witherspoon, P. A., C. J. Radke, Y. Shikari, K. Pruess, P. Persoff, S. Benson, and Y. S. Wu, “Feasibility Analysis and Development of a Foam‑Protected Underground Natural Gas Storage Facility,” Presented at the 1987 Distribution/Transmission Conference, American Gas Association Operating Section, Las Vegas, May, 1987.
        110. Wu, Y. S. and K. Pruess, “A Multiple‑Porosity Method for Simulation of Naturally Fractured Petroleum Reservoirs,” SPE 15129, Presented at the 1986 SPE California Regional Meeting, Oakland, CA, April 1986.

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        Research Reports



        1. Yu-Shu Wu (PI), Xiaolong Yin, Timothy J. Kneafsey, Jennifer L. Miskimins, Lei Wang, Minsu Cha, Bowen Yao, Taylor W. Patterson, and Naif B. Alqahtani, “Development of Non-Contaminating Cryogenic Fracturing Technology for Shale and Tight Gas Reservoirs,” Project Number: 10122-20; Final Report prepared for Research Partnership to Secure Energy for America (RPSEA), National Energy Technology Laboratory, and U.S. Department of Energy, February 27, 2016, pp.368 PDF
        2. Yu-Shu Wu (PI), Philip Winterfeld, Xiaolong Yin, Zizhong Chen, Curt Oldenburg, Karsten Pruess, Ronglei Zhang, “Simulation of Coupled Processes of Flow, Transport, and Storage of CO2 in Saline Aquifers,” Award Number: DE-FE0000988; Recipient: Colorado School of Mines. Prepared for U.S. Department of Energy, National Energy, Final Scientific Report, Reporting Period: October 2009 – 30 December 2014, pp.202 PDF
        3. Yu-Shu Wu, Xiaolong Yin, Timothy J. Kneafsey, Jennifer L. Miskimins, Minsu Cha, Taylor W. Patterson, Bowen Yao, Naif Bandar Alqahtani, , “Development of Non-Contaminating Cryogenic Fracturing Technology for Shale and Tight Gas Reservoirs,” Annual Report for RPSEA/DOE, Project Number: 10122-20, Oct. 8, 2014 PDF
        4. Philip H. Winterfeld and Yu-Shu Wu, User’s Guide for TOUGH2-CSM (TOUGH2-Carbon Sequestration Model) - Massively Parallel Simulation of Fully-Coupled Flow with Geomechanics. Department of Petroleum Engineering, Colorado School of Mines, January 2013 PDF
        5. Perapon Fakcharoenphol, Yi Xiong, Litang Hu, Philip H. Winterfeld, Tianfu Xu, and Yu-Shu Wu, User’S Guide of TOUGH2-EGS: A Coupled Geomechanical and Reactive Geochemical Simulator for Fluid and Heat Flow in Enhanced Geothermal Systems, VERSION 1.0, Petroleum Engineering Department, Colorado School of Mines, 1500 Illinois Street. Golden, CO 80401 USA, May 2013 PDF
        6. Lehua Pan, Curtis M. Oldenburg, Yu-Shu Wu, and Karsten Pruess, “User's Guide for T2Well/ECO2N Version 1.0: Multiphase and Non-Isothermal Model for Coupled Wellbore-Reservoir Flow of Carbon Dioxide and Water,” Earth Sciences Division, Lawrence Berkeley National Laboratory, December, 2010
        7. Zhang, Keni, Yu-Shu Wu, and Karsten Pruess, “User’s Guide for TOUGH2-MP - A Massively Parallel Version of the TOUGH2 Code,” LBNL-315E, Earth Sciences Division, Lawrence Berkeley National Laboratory, May, 2008.
        8. Wu, Y. S., G. Lu, K. Zhang, Y. Zhang, L. Pan, E. L. Sonnenthal, G. Zhang, H. H. Liu, J. E. Houseworth, T. Xu, C. K. Ho, and E. Hardin “UZ Flow Models and Submodels,” Research Report (AMR), LBID-2574, MDL-NBS-HS-000006, REV03, Lawrence Berkeley National Laboratory, Sandia National Laboratories,  CRWMS Lead Laboratory for Repository Systems, Las Vegas, Nevada, August, 2007.
        9. Wu, Yu-Shu, Yingqi Zhang, and James Houseworth, “Total System Performance Assessment (TSPA):  Data Input Package for Unsaturated Zone Flow Parameters and Weighting Factors (UZ-1),” Research Report (AMR), LBID-2611, TDR-TDIP-NS-000001  REV 00, Lawrence Berkeley National Laboratory, SNL, CRWMS Lead Lab for Repository System, Las Vegas, Nevada, April, 2007.
        10. Wu, Yu-Shu, Sumit Mukhopadhyay, Keni Zhang, and Yvonne W. Tsang, “A Mountain-Scale Thermal-Hydrological Model for Evaluating Repository Thermal Effects on Multiphase Flow in the Yucca Mountain Unsaturated Zone,”  Earth Sciences Division, Research Summaries 2004–2005, LBNL-59633, pp.59, 2006.
        11. Wu, Yu-Shu, Hui-Hai Liu, G. S. Bodvarsson,  “A Triple-Continuum Model for Flow and Transport Processes in Fractured Rock,”  Earth Sciences Division, Research Summaries 2004–2005, LBNL-59633, pp.60, 2006.
        12. Wu, Yu-Shu, Lehua Pan, and Karsten Pruess, “A Physical Based Approach for Modeling Multiphase Fracture-Matrix Interaction in Fractured Porous Media,”  Earth Sciences Division, Research Summaries 2004–2005, LBNL-59633, pp.61, 2006.
        13. Pan, Lehua, Keni Zhang, Yu-Shu Wu, and G. S. Bodvarsson, “Infiltration-Seepage Responses: Effects of Capillary Barriers on Flow Partitions,”  Earth Sciences Division, Research Summaries 2004–2005, LBNL-59633, pp.53, 2006.
        14. Wu, Yu-Shu, Keni Zhang, and James Houseworth, “Parameter Sensitivity Analysis for Unsaturated Zone Flow,” Research Report (AMR), LBID-2583, ANL-NBS-HS-000049, REV 00, DC #44748, Lawrence Berkeley National Laboratory, BSC, CRWMS M&O, Las Vegas, Nevada, 2005
        15. Wu, Y. S., S. Mukhopadhyay,  K. Zhang, E.L. Sonnenthal, J. Rutqvist, N. Spycher, J. Leem, and K. Lee, Mountain-Scale Coupled-Processes (TH/THC/THM), MDL-NBS-HS-000007, Rev03, Lawrence Berkeley National Laboratory, BSC, CRWMS M&O, Las Vegas, Nevada, August 2005.
        16. Wu, Y. S., G. Lu, K. Zhang, G. Zhang, H.H. Liu, T. Xu, and E.L. Sonnenthal, “UZ Flow Models and Submodels,” Research Report (AMR), LBID-2480, MDL-NBS-HS-000006, REV01, Lawrence Berkeley National Laboratory, BSC, CRWMS M&O, Las Vegas, Nevada, 2003.
        17. Wu, Y. S. E.L. Sonnenthal, J. Rutqvist, K. Zhang, S. Mukhopadhyay, P. Dobson, And, G. Zhang, Mountain-Scale Coupled-Processes (TH/THC/THM), LBID-2521, MDL-NBS-HS-000007, Rev01, Lawrence Berkeley National Laboratory, BSC, CRWMS M&O, Las Vegas, Nevada, 12/12/ 2003.
        18. Liu, H. H., C. F. Ahlers, L. Pan, and Y. S. Wu, “Calibrated Properties Model,” Research Report (AMR), LBID-2472, MDL-NBS-HS-000003, Lawrence Berkeley National Laboratory, BSC, CRWMS M&O, Las Vegas, Nevada, 2003.
        19. Liu, H.-H., C. F. Ahlers, S.  Mukhopadhayay, R.  Hedegaard, J. Houseworth, G. Zhang, and Y. S. Wu, “Analysis of Hydrological Properties Data,” Research Report (AMR), LBID-2471, MDL-NBS-HS-000001, Lawrence Berkeley National Laboratory, CRWMS M&O,. Las Vegas, Nevada, 2003.
        20. Moridis, G. J., Q. Hu, Y. S. Wu, and G. S. Bodvarsson, “Preliminary 3-D Site-Scale Studies of Radioactive Colloid Transport in the Unsaturated Zone at Yucca Mountain, Nevada,” Lawrence Berkeley National Laboratory, LBNL-45876, September 2001.
        21. Wu, Yu-Shu, W. Zhang, and G. S. Bodvarsson, “Characterizing Flow and Transport Processes at Yucca Mountain,” Earth Sciences Division Annual Report, 1999-2000, Lawrence Berkeley National Laboratory, LBNL-47002, pp.75-76, 2001.
        22. Ahlers, C.F., Y. S. Wu, Q. Hu, G. Li, H.H. Liu, J. Liu, and L. Pan, Unsaturated Zone Flow Processes and Analysis, MDL-NBS-HS-000012 REV00, LBID-2369, Bechtel SAIC Company, Las Vegas, Nevada; Lawrence Berkeley National Laboratory, Berkeley, California, 2001.
        23. Wang, J., A. Unger, J. Liu, Y. S. Wu, J. Hinds, C. Haukwa, E. Sonnenthal, C-F. Tsang, J. Rutqvist, abd G.S. Bodvarsson. “Unsaturated Zone Flow,” In Chapter 3 of Supplemental Science and Performance Analyses, Consisting of Volume 1, Scientific Bases and Analyses,  LBID-2364, TDR-MGR-MD-000007, REV 00. CRWMS M&O: Las Vegas, Nevada, 2001.
        24. Houseworth, J.E., H. H. Liu, L. Pan, Y. S. Wu, and G.S. Bodvarsson. “Unsaturated Zone Transport.” In Chapter 11 of Supplemental Science and Performance Analyses, Consisting of Volume 1, Scientific Bases and Analyses, LBID-2366, TDR-MGR-MD-000007, REV 00. CRWMS M&O: Las Vegas, Nevada 2001.
        25. Wu, Y. S., J. Liu, T. Xu, C. Haukwa, H. H. Liu, and C. F. Ahlers. UZ Flow Models and Submodels, Research Report (AMR) MDL-NBS-HS-000006, Lawrence Berkeley National Laboratory. Las Vegas, Nevada, CRWMS M&O, 2000.
        26. Bodvarsson et al., “Unsaturated Zone Flow and Transport Model Process Model Report,” PMR, TDR-NBS-HS-000002 REV00, Prepared for U. S. Department of Energy, Yucca Mountain Site Characterization Office, P. O. Box 30307, North Las Vegas, Nevada, 89036, 2000.
        27. Wu, Yu-Shu and K. Pruess, “T2R3D – A TOUGH2 Code for Tracer Transport in Heterogeneous Media,” Earth Sciences Division Annual Report, 1998-1999, Lawrence Berkeley National Laboratory, LBNL-43816, pp.75-76, 2000.
        28. Wu, Yu-Shu, J. Hinds, C. F. Ahlers, H. H. Liu, L.  Pan, A. Ritcey, M. Cushey, C. Haukwa, E. Sonnenthal, and G. S. Bodvarsson,  “Continual Development of the UZ Model for Yucca Mountain, Neveda, “ Earth Sciences Division Annual Report, 1998-1999, Lawrence Berkeley National Laboratory, LBNL-43816, pp.71-72, 2000.
        29. Pan, L., C. Haukwa, Y. S. Wu, and G. S. Bodvarsson, “Development of WinGrider: An Interactive Grid Generator for TOUGH2,” Earth Sciences Division Annual Report, 1998-1999, Lawrence Berkeley National Laboratory, LBNL-43816, pp.73-74, 2000.
        30. Moridis, G. J., Q. Hu, Y.-S. Wu, and G. S. Bodvarsson, “Modeling Studies of Radionuclide Transport  in the Unsaturated Zone of Yucca Mountain, Nevada,” Lawrence Berkeley National Laboratory, LBNL-45870, May 2000.
        31. Wu, Y. S., “On the Effective Continuum Method for Modeling Multiphase Flow, Multicomponent Transport and Heat Transfer in Fractured Rock,” Research Report, Earth Sciences Division, Lawrence Berkeley National Laboratory, LBL-42720, Berkeley, CA, 1999.
        32. Moridis, G., Y. S. Wu, and K. Pruess, “EOS9nT: A TOUGH2 module for the simulation of flow and solute/colloid transport,” Research Report, Earth Sciences Division, Lawrence Berkeley National Laboratory, LBL-41639, May 1998.
        33. Wu, Y. S., K. Pruess, and P. Persoff, “Gas Flow in Porous Media with Klinkenberg Effects,” Earth Sciences Division Annual Report, 1997, Lawrence Berkeley National Laboratory, LBL- 42452, 1998.
        34. Wu, Y. S. and K. Pruess, “Numerical Method for Simulating Non-Newtonian fluid Flow in Porous Media,” Earth Sciences Division Annual Report, 1997, Lawrence Berkeley National Laboratory, LBL-42452, 1998.
        35. Wu, Y. S.,  G. S. Bodvarsson, C. F. Ahlers, A, C. Ritcey, and C. Haukwa, “UZ Flow and Transport Model for Yucca Mountain, Nevada,” Earth Sciences Division Annual Report, 1997, Lawrence Berkeley National Laboratory, LBL-42452, 1998.
        36. C. F. Ahlers, T. M. Bandurraga, Y. S. Wu, and G. S. Bodvarsson,”Calibration of the UZ flow and Transport Model for Yucca Mountain, Nevada,” Earth Sciences Division Annual Report, 1997, Lawrence Berkeley National Laboratory, LBL-42452, 1998.
        37. Pruess, K., C. Oldenburg, G. Moridis, and Wu, Y. S., “Advances in Numerical Simulation of Flow and Transport in multiphase, Multicomponent Systems,” Earth Sciences Division Annual Report, 1997, Lawrence Berkeley National Laboratory, LBL-42452, 1998.
        38. Wu, Y. S. and A. K. Mishra, “Modifications and additions to Selected TOUGH2 Modules,” Research Report, Earth Sciences Division, Lawrence Berkeley National Laboratory, LBL-41870, January 1998.
        39. Wu, Y. S., A. C. Ritcey, C. F. Ahlers,  J. J. Hinds,  A. K. Mishra, C. Haukwa,, T.M Bandurraga, H. H. Liu,  E. L. Sonnenthal, and G. S. Bodvarsson,  “3-D site-scale model for abstraction in TSPA-VA,” Yucca Mountain Project Milestone Report,  SLX01LB3, Lawrence Berkeley National Laboratory, Berkeley, CA., April 3, 1998.
        40. Ritcey, A. C.,  Y. S. Wu, E.L. Sonnenthal, C. Haukwa, and G.S. Bodvarsson, “Predictions of Ambient Conditions along the East-West Cross Drift using the 3-D UZ Site-Scale Model,” Yucca Mountain Project Milestone Report, Lawrence Berkeley National Laboratory, Berkeley, CA., January, 1998.
        41. Wu, Y. S., A. C. Ritcey, C. F. Ahlers, C. Haukwa, J. J. Hinds, E. L. Sonnenthal, A. K. Mishra, and G. S. Bodvarsson,  “Providing base-case flow fields for TSPA-VA: Evaluation of uncertainty of present day infiltration rates using the DKM/base-case and DKM/weeps parameter sets,” Yucca Mountain Project Milestone Report, SLX01LB2, Lawrence Berkeley National Laboratory, Berkeley, CA., December, 1997.
        42. Wu, Y. S., A. C. Ritcey, C. F. Ahlers, C. Haukwa, J. J. Hinds, E. L. Sonnenthal, A. K. Mishra, and G. S. Bodvarsson,  “Providing base-case flow fields for TSPA-VA: Evaluation of uncertainty of present day infiltration rates using the 3-D site-scale UZ flow model,” Yucca Mountain Project Milestone Report, SLX01LB1, Lawrence Berkeley National Laboratory, Berkeley, CA., November, 1997.
        43. Wu, Y. S., A. C. Ritcey, E. L. Sonnenthal, T. M. Bandurraga, C. Haukwa, J. P. Fairley, G. Chen, J. H. Li, and G. S. Bodvarsson,  “Incorporation of perched water data into the UZ site-scale model,” Yucca Mountain Project Milestone SP24UCM4, Lawrence Berkeley National Laboratory, Berkeley, CA. 1997.
        44. Wu, Y. S., A. C. Ritcey, and G. S. Bodvarsson,  “Perched water analysis using the UZ site-scale model,” Chapter 13 of “The site-scale unsaturated zone model of Yucca Mountain, Nevada, for the viability assessment,” G. S. Bodvarsson, T. M. Bandurraga and Y. S. Wu, eds., Yucca Mountain Site Characterization Project Report, LBNL-40376, Lawrence Berkeley National Laboratory, Berkeley, CA, 1997.
        45. Wu, Y. S., A. C. Ritcey, C. Haukwa, and G. S. Bodvarsson,  “Integrated 3-D site-scale flow model,” Chapter 19 of “The site-scale unsaturated zone model of Yucca Mountain, Nevada, for the viability assessment,” G. S. Bodvarsson, T. M. Bandurraga and Y. S. Wu, eds., Yucca Mountain Site Characterization Project Report, LBNL-40376, Lawrence Berkeley National Laboratory, Berkeley, CA, 1997.
        46. Ahlers, C.F. and Y.S. Wu,  “Incorporation of Gas Flow Data into the UZ Model,” Yucca Mountain  Project Milestone SP24UBM4, Lawrence Berkeley National Laboratory, Berkeley, CA, 1997.
        47. Wu, Y. S., C. F. Ahlers, P. Fraser, A. Simmons, and K. Pruess, “Software Qualification of Selected TOUGH2 Modules,” Research Report, Earth Sciences Division, Lawrence Berkeley National Laboratory, LBL-39490, UC-800, October, 1996.
        48. Wu, Y. S., K. Pruess, and P. Persoff, “Steady and Transient Analytical Solutions for Gas Flow in Porous Media with Klinkenberg Effects,” Research Report, Earth Sciences Division, Lawrence Berkeley National Laboratory, LBL-39499, UC-1240, October 1996.
        49. Pruess, K., A. Simmons, Y. S. Wu, and G. Moridis, “TOUGH2 software Qualification” Research Report, Earth Sciences Division, Lawrence Berkeley National Laboratory, LBL-38383, UC-814, February 1996.
        50. Wu, Y. S. and K. Pruess “A Numerical Method for Simulating Non-Newtonian Fluid Flow and Displacement in Porous Media,” Research Report, Earth Sciences Division, Lawrence Berkeley National Laboratory, LBL-39359, UC-2000, February 1996.
        51. Wu, Y. S., G. Chen, and G.S. Bodvarsson, Perched Water Analysis, Chapter 7 of “Development and Calibration of the Three-Dimensional Site-Scale Unsaturated-Zone Model of Yucca Mountain, Nevada,” Edited by G. S. Bodvarsson and M. Bandurraga, Yucca Mountain Site Characterization Project Milestone OBO2, Lawrence Berkeley National Laboratory, Berkeley, CA, 1996.
        52. Wu, Y. S., S. Finsterle, and K. Pruess, Computer Models and their Development for the Unsaturated Zone Model at Yucca Mountain, Chapter 4 of “Development and Calibration of the Three-Dimensional Site-S--cale Unsaturated-zone Model of Yucca Mountain, Nevada” Edited by G. S. Bodvarsson and M. Bandurraga, Yucca Mountain Site Characterization Project Milestone OBO2, Lawrence Berkeley National Laboratory, Berkeley, CA, 1996.
        53. Wu, Y. S., G. Chen, C. Haukwa, and G.S. Bodvarsson, Three-Dimensional Model Calibration and Sensitivity Studies, Chapter 8 of “Development and Calibration Of The Three-Dimensional Site-Scale Unsaturated-Zone Model of Yucca Mountain, Nevada, G.S. Bodvarsson and M. Bandurraga, Yucca Mountain Site Characterization Project Milestone OBO2, Lawrence Berkeley National Laboratory, Berkeley, California, 1996.
        54. Bandurraga, T. M., Y. S. Wu, and G. Chen, Incorporation of Spatially Varying Parameter Distributions into the UZ Site-Scale Model, YMP Milestone SP24UAM4, Lawrence Berkeley National Laboratory, Berkeley, CA, 1996.
        55. Wu, Y. S., G. Chen, and G. Bodvarsson, “Preliminary Analysis of Effects of Thermal Loading on Gas and Heat Flow within the Framework of LBNL/USGS Site-Scale Model,” Research Report, Earth Sciences Division, Lawrence Berkeley National Laboratory,  LBL-37729, UC-814, December 1995.
        56. Wu, Y. S., “Application of EPACMOW to LNAPL - Crude Oil Groundwater Contamination at the Bemidji, Minnesota, Site,” Prepared for the Office of Solid Waste of U.S. EPA, September 1993.
        57. Huyakorn, P. S., Y. S. Wu, S. Panday, N. S. Park, and P. A. Forsyth, “Documentation and User's Guide: MAGNAS3 ‑ Multiphase Analysis of Groundwater, Non-aqueous phase liquid And Soluble component in 3 dimensions, with Adaptive Implicit Method',  Version 2.0, HydroGeoLogic, Inc., July 1993.
        58. Huyakorn, P. S., Y. S. Wu, N. S. Park, and S. Panday, “Documentation and User's Guide: SIMLAS - Saltwater-Intrusion Model for Layered Aquifer Systems,” Version 1.3, HydroGeoLogic, Inc., May 1993.
        59. Huyakorn, P. S., Y. S. Wu, S. Panday, and N.S. Park “Documentation and User's Guide:  MAGNAS3 ‑ Multiphase Analysis of Groundwater, Non-aqueous phase liquid And Soluble component in 3 dimensions,”  Version 1.0, HydroGeoLogic, Inc., April 1993.
        60. Park, N. S., T. N. Blandford, Y. S. Wu, and P. S. Huyakorn,  “Documentation and User's Guide: CANVAS - A Composite Analytical-Numerical Model for Viral and Solute Transport Simulation,” Version 1.0, Prepared for the Office of Ground Water and Drinking Water, U.S.  EPA, Washington, D.C., HydroGeoLogic, Inc., January 1993.
        61. Wu, Y. S., “Documentation and User's Guide: UFTNAS ‑ Unsaturated‑Zone Flow and Transport of NAPL and Solute,” Prepared for the Office of Solid Waste of U.S. EPA, July 1992.
        62. Wu, Y. S., “Documentation and User's Guide: SFNAS ‑ Saturated‑Zone Flow of NAPL in an Aquifer System,” Prepared for the Office of Solid Waste of U.S. EPA, July 1992.
        63. Wu, Y. S., “Documentation and User's Guide: EPACMOW ‑ EPA Composite Model for Oily Wastes,” Prepared for the Office of Solid Waste of U.S.EPA, Aug. 1992.
        64. Huyakorn, P. S., J. Kool, and Y. S. Wu, “Documentation and User's Guide: VAM2D ‑ Variably Saturated analysis Model in Two‑Dimensions, Version 5.2 with Hysteresis and Chained Decay Transport,” NUREG/CR‑5352, U.S. Nuclear Regulatory Commission, Washington, DC, Oct. 1991. 
        65. Kool, J. B. and Y. S. Wu, “Ground‑Water Flow and Transport Modeling of the NRC‑Licensed Waste Disposal Facility, West‑Valley, New York,” NUREG/CR‑5794, U.S. Nuclear Regulatory Commission, Washington, DC, Oct. 1991. 
        66. Kool, J. B. and Y. S. Wu, “Validation and Testing of the VAM2D Computer Code,” NUREG/CR ‑ 5795, U.S. Nuclear Regulatory Commission, Washington, DC, Oct. 1991.
        67. Huyakorn, P. S, S. Panday, and Y. S. Wu, “Documentation and User's Guide: SAMFT3D ‑ Single‑Phase and Multiphase Flow and Transport in 3‑Dimension, Version 1.0,” Prepared for Los Alamos National Laboratory, Los Alamos, New Mexico, Sept. 1991.
        68. Huyakorn, P. S., Y. S. Wu, S. Panday, N.S. Park, and J.B. Kool,  “Documentation and User's Guide: SAMFT2D ‑ Single‑Phase and Multiphase Flow and Transport in 2‑Dimensions, Version 2.0,” Prepared for Los Alamos National Laboratory, Los Alamos, New Mexico, Sept. 1991.
        69. Wu, Y. S., P. S. Huyakorn,  S. Panday, N.S. Park, and J.B. Kool,  “Documentation and User's Guide:  SAMFT1D ‑ Single‑Phase and Multiphase Flow and Transport in 1‑Dimension, Version 2.0,”  Prepared for Los Alamos National Laboratory, Los Alamos, New Mexico, June 1991.
        70. Wu, Y. S., “CMM ‑ A Semi‑Analytical Computer Model for Simulating Ground Water Fate and Transport of Contaminants Subject to Chained‑Decay Reaction,” Prepared for the Office of Solid Waste of U.S. EPA, May 1991.
        71. Wu, Y. S., K. Pruess, and P. A. Witherspoon, “Integral Solutions for Transient Fluid Flow through a Deformable Medium,” Research Report, LBL‑28938, Lawrence Berkeley Laboratory, May 1990.
        72. Witherspoon, P. A., S. Benson, P. Persoff, K. Pruess, C. J. Radke, and Y. S. Wu, “Feasibility Analysis and Development of Foam Protected Underground Natural Gas Storage Facilities,” Research Report, LBL‑28594, Earth Sciences Division, Lawrence Berkeley Laboratory, Feb. 1990.
        73. Wu, Y. S. and K. Pruess, “On Verification, Use and Treatment of Non‑Newtonian Behavior of the Numerical Simulator MULKOM‑GWF,” Research Report, Earth Sciences Division, Lawrence Berkeley Laboratory, May 1990.
        74. Wu, Y. S., K. Pruess, and Z. X. Chen. “Buckley‑Leverett Flow in Composite Porous Media,” Research Report, LBL‑28937, Lawrence Berkeley Laboratory, May 1990.
        75. Wu, Y. S., K. Pruess and P. A. Witherspoon. “Integral Solutions for Transient Fluid Flow through a Deformable Medium,” Research Report, LBL‑28938, Lawrence Berkeley Laboratory, May 1990.
        76. Wu, Y. S., “Theoretical Studies of Non-Newtonian and Newtonian Fluid Flow through Porous Media,” Ph.D. Thesis, LBL-28642, Lawrence Berkeley Laboratory, Feb. 1990.
        77. Wu, Y. S., K. Pruess, and P. A. Witherspoon. “Displacement of a Newtonian Fluid by a Non‑Newtonian Fluid in a Porous Media,” Research Report, LBL‑27412, Lawrence Berkeley laboratory, Jan. 1990.
        78. Wu, Y. S., “A Comparison of Analytical Approaches for Wellbore Heat Transmission in Layered Formations,” M.S. Thesis, LBL-28712, Lawrence Berkeley Laboratory, August 1988.
        79. Wu, Y. S. and K. Pruess. “An Analytical Solution for Wellbore Heat Transmission in Layered Formations, LBL-25056, Lawrence Berkeley Laboratory, March, 1988.
        80. Wu, Y. S. and K. Pruess, “On PVT‑Data, Well Treatment and Preparation of Input‑Data for an Isothermal Gas‑Water‑Foam Version of MULKOM,” Research Report, LBL‑25783, UC‑403, Lawrence Berkeley Laboratory, Aug. 1988.

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