Journal Articles

M. J. Lippmann, G. S. Bodvarsson, P. A. Witherspoon and J. Rivera. 1980. "Preliminary simulation studies related to the Cerro Prieto Field," Geothermics, 9, 197-207.

C. F. Tsang, G. S. Bodvarsson, M. J. Lippmann and J. Rivera. 1980. "Some aspects of the response of geothermal reservoirs to brine injection with application to the Cerro Prieto Field," Geothermics, 9, 213-220

G. S. Bodvarsson. 1981. "Mathematical modeling of the behavior of geothermal systems under exploitation," submitted in partial satisfaction of the requirements for the degree of Doctor of Philosophy in Engineering, University of California, Berkeley.

G. S. Bodvarsson, K. Pruess, M. J. Lippmann and S. Björnsson. 1982. "Improved energy recovery from geothermal reservoirs," J. Petr. Tech., 34 (9), 1920-1928.

G. S. Bodvarsson and C. F. Tsang. 1982. "Injection and thermal breakthrough in geothermal reservoirs," J. Geophys. Res., 87 (B2), 1031-1043.

K. Pruess, G. S. Bodvarsson, R. C. Schroeder and P. A. Witherspoon. 1982. "Model studies of the depletion of two-phase geothermal reservoirs," Soc. Petr. Eng., 22 (2), 280-290.

G. S. Bodvarsson, S. VonderHaar, M. Wilt and C. F. Tsang. 1982. "Preliminary studies of the reservoir capacity and the generating potential of the Baca geothermal field, New Mexico," Water Resour. Res., 18 (6), 1713-1724.

G. S. Bodvarsson, S. Benson and P. A. Witherspoon. 1982. "Theory of the development of geothermal systems charged by vertical faults," J. Geophys. Res., 87 (B11), 9317-9328.

M. J. Lippmann and G. S. Bodvarsson. 1983. "Numerical studies of the heat and mass transport in the Cerro Prieto geothermal field, Mexico," Water Resour. Res., 19 (3), 753-767.

K. Pruess, M. J. Wilt G. S. Bodvarsson and N. E. Goldstein. 1983. "Simulation and resistivity modeling of a geothermal reservoir with waters of different salinity," Geothermics, 12 (4), 291-307.

G. S. Bodvarsson, S. M. Benson, O. Sigurdsson, V. Stefansson and E. T. Eliasson. 1984. "The Krafla Geothermal Field, Iceland: 1. Analysis of well test data," Water Resour. Res., 20 (11), 1515-1530.

G. S. Bodvarsson, K. Pruess, V. Stefansson and E. T. Eliasson. 1984. "The Krafla Geothermal Field, 1984, Iceland: 2. The natural state of the reservoir,"Water Resour. Res., 20 (11), 1531-1544. LBL-16203.

G. S. Bodvarsson, K. Pruess, V. Stefansson and E. T. Eliasson. 1984. "The Krafla Geothermal Field, 1984, Iceland: 3. The generating capacity of the field,"Water Resour. Res., 20, (11), 1545—1559. LBL-16203.

K. Pruess, G. S. Bodvarsson, V. Stefansson and E. T. Eliasson. 1984. "The Krafla Geothermal Field, 1984, Iceland: 4. History Match and Prediction of Individual Well Performance," Water Resour. Res., 20 (11), 1561-1584. LBL-16203.

M. J. O’Sullivan, G. S. Bodvarsson, K. Pruess and M. R. Blakely. 1985. "Fluid and heat flow in gas-rich geothermal reservoirs," Soc. Pet. Eng. J., 25 (2), 215-226. LBL-16329.

G.S. Bodvarsson, K. Pruess and M. Lippmann. 1985. "Injection and Energy Recovery in Fractured Geothermal Reservoirs," Soc. Pet. Eng. J., 25 (2), 303-312. LBL-15344.

K. Pruess, and G. S. Bodvarsson. 1985. "Thermal effects of reinjection in geothermal reservoirs with major vertical fractures, J. Pet. Tech., 36 (10), 1567-1578. LBL-16269

C. H. Lai, G. S. Bodvarsson, and P. A. Witherspoon. 1986. "Second-order upwind differencing method for non-isothermal chemical transport in porous media," International Journal of Numerical Heat Transfer, 9, 453-471. LBL-19998.

G. S. Bodvarsson, K. Pruess and M. J. Lippmann. 1986. "Modeling of geothermal systems," J. Pet. Tech., 38 (10), 1007-1021.

S. M. Benson and G. S. Bodvarsson. 1986. "Non-isothermal effects during injection and falloff tests," SPE-11137, Formation Evaluation, 1 (1), 53-63.

G. S. Bodvarsson and S. Gaulke. 1987. "Effects on non-condensable gases on fluid recovery in fractured geothermal reservoirs," SPE Reservoir Engineering, 2 (3), 335-342. LBL-21112.

S. Mishra, G. S. Bodvarsson and M. P. Attanayake. 1987. "Injection and falloff test analysis to estimate properties of unsaturated fractures," AGU Monograph on Flow and Transport through Unsaturated Fractured Rocks, 42, 149-156.

G. S. Bodvarsson, K. Pruess, V. Stefansson, S. Björnsson and S. B. Ojiambo. 1987. "The East Olkaria Geothermal Field, Kenya, 1. History match with production and pressure decline data," J. Geophys. Res., 92 (B1), 521-539. LBL-20098.

G. S. Bodvarsson, K. Pruess, V. Stefansson, S. Björnsson and S. B. Ojiambo. 1987. "The East Olkaria Geothermal Field, Kenya, 2. Predictions of well performance and reservoir depletion," J. Geophys. Res., 92 (B1), 541-554. LBL-20099.

G. S. Bodvarsson, K. Pruess and M. J. Lippmann. 1987. "Numerical models for the evaluation of geothermal systems," Revista Brasileira de Geofisica, 5 (2), 311-318. LBL-22047.

M. J. Lippmann and G. S. Bodvarsson. 1987. "Convective heat transport in geothermal systems," Revista Brasileira de Geofisica, 5 (2), 301-310. LBL-21984.

A. Niemi and G. S. Bodvarsson. 1988. "Preliminary capillary hysteresis simulations in fractured rocks, Yucca Mountain, Nevada," J. Contaminant Hydrology, 3, 277-291.

G. S. Bodvarsson. 1988. "Model predictions of the Svartsengi geothermal field, Iceland," Water Resour. Res., 24 (10), 1740-1746. LBL-21253.

G. S. Bodvarsson. 1988. "Reservoir development strategy for hot water reservoirs with emphasis on reservoir modeling," Geothermal Resources Council Bulletin, 17 (4), 69-90.

R. Zimmerman and G. S. Bodvarsson. 1989. "An approximate solution for study of one-dimensional absorption in unsaturated porous media," Water Resour. Res., 25 (6), 1422-1428. LBL-25629.

G. S. Bodvarsson, B. L. Cox and M. A. Ripperda. 1989. "Effects of steam-liquid counterflow on pressure transient data from two-phase geothermal reservoirs,"SPE Journal on Reservoir Engineering, 4 (2), 187-193. LBL-23719.

G. S. Bodvarsson and P. A. Witherspoon. 1989. "Geothermal reservoir engineering - Part I," Geothermal Science and Technology, 2 (1), 1-69.

R. Zimmerman and G. S. Bodvarsson. 1989. "Integral method solution for diffusion into a spherical block," J. of Hydrology, III, 213-224. LBL-26020.

R. W. Zimmerman and G. S. Bodvarsson. 1989. "Semi-analytical solutions for flow problems in unsaturated porous media," ASME Monograph on Multiphase Transport in Porous Media, FED, vol. 82, HTD, vol. 27, 23-28.

G. S. Bodvarsson and V. Stefansson. 1989. "Some theoretical and field aspects of reinjection in geothermal reservoirs," Water Resour. Res., 25 (6), 1235-1248, LBL-24101.

G. Björnsson and G. S. Bodvarsson. 1990. "A survey of geothermal reservoir properties," Geothermics, 19 (1), 17-27.

R. W. Zimmerman G. S. Bodvarsson and E. M. Kwicklis. 1990. "Absorption of water into porous blocks of various shapes and sizes," Water Resour. Res., 26 (11), 2797-2806. LBL-27511.

S. Kumar and .G. S. Bodvarsson. 1990. "Fractal study and simulation of fracture roughness," Geophysical Research Letters, 17, 701-704.

G. S. Bodvarsson, S. Björnsson, A. Gunnarsson, E. Gunnlaugsson, O. Sigurdsson, V. Stefansson and B. Steingrimsson. 1990. "The Nesjavellir geothermal field, Iceland, 1. Field characteristics and development of a three-dimensional numerical model," J. Geother. Sci. Tech., 2 (3), 189-228. LBL-28760.

R. W. Zimmerman and G. S. Bodvarsson. 1991. "A simple approximate solution for adsorption in a Brooks-Corey Medium," Transport in Porous Media, 6, 195-205. LBL-27674.

M. Ripperda, G. S. Bodvarsson, M.J. Lippmann, G. Cuellar, and C. Escobar. 1991. "An exploitation model and performance predictions for the Ahuachapán geothermal field, El Salvador," Geothermics, 20 (4), 181—196.

B. Steingrimsson, Z. Anuzo, G. S. Bodvarsson, A. Truesdell, G. Cuellar, C. Escobar, and A. Quintanilla. 1991. "Changes in thermodynamic conditions of the Ahuachapán reservoir due to production and injection," Geothermics, 20 (1 and 2), 23-38. LBL-27703.

G. S. Bodvarsson, K. Pruess, C. Haukwa and S. B. Ojiambo. 1991. "Evaluation of reservoir model predictions for the Olkaria East geothermal field, Kenya,"Geothermics, 19 (5), 399-414. LBL-26771.

R. Zimmerman, S. Kumar and G. S. Bodvarsson. 1991. "Lubrication theory analysis of the permeability of rough walled fractures," Int. J. Rock Mech. Min. Sci. and Geo. Mech. Abs., 28 (4) 325-331.

S. Kumar, R. W. Zimmerman and .G. S. Bodvarsson. 1991. "Permeability of a fracture with cylindrical asperities," Fluid Dynamics Res., 7, 131-137. LBL-27626.

Z. Aunzo, C. Laky, B. Steingrimsson, G. S. Bodvarsson, M.J. Lippmann, A.H. Truesdell, C. Escobar, A. Quitanilla, and G. Cuellar. 1991. "Preexploitation state of the Ahuachapán geothermal field, El Salvador, Geothermics, 20 (1 and 2), 1-22. LBL-27704.

G. S. Bodvarsson, S. Björnsson, A. Gunnarsson, E. Gunnlaugsson, O. Sigurdsson, V. Stefansson and B. Steingrimsson. 1991. "The Nesjavellir geothermal field, Iceland, 2. Evaluation of the generating capacity of the system," J. Geother. Sci. Tech., 2 (4), 229-261. LBL-28761.

Z.-X. Chen, G. S. Bodvarsson and P. A. Witherspoon. 1992. Comment on "Exact integral solutions for two-phase flow by McWhorter and Sunada," Water Resour. Res., 28 (5), 1477-1478.

R. W. Zimmerman, G. Chen, T. Hadgu and G. S. Bodvarsson. 1993. "A numerical dual-porosity model with semi-analytical treatment of fracture/matrix flow," Water Resour. Res., 29, 2127—2137. LBL-34148.

A. E. Amistoso, B. G. Aquino, Z. P. Aunzo, O. T. Jordan, F. X. M. Sta. Ana, G. S. Bodvarsson and C. Doughty. 1993. "Reservoir Analysis of the Palinpinon Geothermal Field, Negros Oriental, Philippines," Geothermics, 22(5/6). LBL-33922.

R. W. Zimmerman, G. Chen, E. M. Kwicklis and G. S. Bodvarsson. 1994. "Accuracy and efficiency of semi-analytical dual-porosity simulator for flow in unsaturated fractured rock masses," Radioactive Waste Management and Environmental Restoration, 19(1), 193—208. LBL-34323.

C. H. Lai, G. S. Bodvarsson and A.H. Truesdell. 1994. "Modeling studies of heat transfer and phase distribution in two-phase geothermal reservoir," Geothermics, 23(1), 3-20. LBL-33923.

E. A. Auntunez, G. S. Bodvarsson and M. A. Walters. 1994. "Numerical study of The Northwest Geysers geothermal field – a case study of the Coldwater Creek Steamfield," Geothermics, 23(2), 127—142.

C. S. Wittwer, G. S. Bodvarsson et al. 1994. "The development of the three-dimensional site-scale model of the unsaturated zone at Yucca Mountain, Nevada," Radioactive Waste Management and Environmental Restoration, 19(1), 90-110.

Z.X. Chen, G. S. Bodvarsson, P.A. Witherspoon and Y.C. Yortsos. 1995. "An Integral Equation Formulation for the Unconfined Flow of Groundwater with Variable Inlet Conditions," Transport in Porous Media 18, 18—36.

T. Hadgu, R.W. Zimmerman and G. S. Bodvarsson. 1995. "Coupled Reservoir-Wellbore Simulation of Geothermal Reservoir Behavior," Geothermics, 24(2), 145—166. LBL-36141.

R. Zimmerman and G. S. Bodvarsson. 1995. "Effective Block Size for Imbibition or Absorption in Dual-Porosity Media," Geophysical Research Letters, 22(11), 1461—1464. LBL-37074.

R. Zimmerman and G. S. Bodvarsson. 1996. "Effective Transmissivity of Two-Dimensional Fracture Networks." Int. J. Rock. Mech. Min., 33(4), 433-438. LBL-37332.

J. Wan, T. Tokunaga, C.F. Tsang and G. S. Bodvarsson. 1996. "Improved Glass Micromodel Methods for Studies of Flow and Transport in Fractured Porous Media," Water Resour. Res., 32(7), 1955—1964.

R. Zimmerman and G. S. Bodvarsson. 1996. "Permeability of Fractured Rock."Transport in Porous Media, 23(1), 1-30.

H.H Liu, C. Doughty and G.S. Bodvarsson. 1998. "Active Fracture Model for Unsaturated Flow and Transport in Fracture Rocks." Water Resour. Res., 34(10), 2633—2646. LBNL-41224.

C.F. Ahlers, G.S. Bodvarsson, and S. Finsterle. 1999. "Characterization and Prediction of Subsurface Pneumatic Response at Yucca Mountain, Nevada."Journal of Contaminant Hydrology, 38 (1-3), 47-68. New York; Amsterdam: Elsevier Science. LBNL-41505.

T.M. Bandurraga and G.S. Bodvarsson. 1999. "Calibrating Hydrogeological Properties for the 3-D Site-Scale Unsaturated Zone Model of Yucca Mountain." Journal of Contaminant Hydrology, 38 (1-3), 25-46. New York; Amsterdam: Elsevier Science. LBNL-41506.

G.S. Bodvarsson and Y. Tsang. 1999. "Preface." Journal of Contaminant Hydrology, 38 (1-3), 1-2. New York; Amsterdam: Elsevier Science. LBNL-42846.

G.S. Bodvarsson; W. Boyle, R. Patterson, and D. Williams. 1999. "Overview of Scientific Investigations at Yucca Mountain - the Potential Site for High-Level Nuclear Waste Disposal." Journal of Contaminant Hydrology, 38 (1-3), 2-24. New York; Amsterdam: Elsevier Science. LBNL-41524.

C. Haukwa, Y.S. Wu, and G.S. Bodvarsson 1999. "Thermal Loading Studies Using the UZ Model." Journal of Contaminant Hydrology, 38 (1-3), 217-256. New York; Amsterdam: Elsevier Science. LBNL-41513.

K. Pruess, B. Faybishenko, G.S. Bodvarsson 1999. "Alternative Concepts and Approaches for Modeling Unsaturated Flow and Transport in Fractured Rocks."Journal of Contaminant Hydrology, 38 (1-3), 281-322. New York; Amsterdam: Elsevier Science. LBNL-41435.

E.L. Sonnenthal and G.S. Bodvarsson 1999. "Constraints on the Hydrology of the Unsaturated Zone at Yucca Mountain, Nevada from Three-Dimensional Models of Chloride and Strontium Geochemistry." Journal of Contaminant Hydrology, 38 (1-3), 107-156. New York; Amsterdam: Elsevier Science. LBNL-41867.

Y.S. Wu, C. Haukwa, and G.S. Bodvarsson 1999. "A Site-Scale Model for Modeling Fluid and Heat Flow in the Unsaturated Zone of Yucca Mountain, Nevada." Journal of Contaminant Hydrology, 38 (1-3), 185-216. New York; Amsterdam: Elsevier Science. LBNL-41509

Y.S. Wu, A.C. Ritcey, G.S. Bodvarsson 1999. "A Modeling Study of Perched Water Phenomena in the Unsaturated Zone," Journal Of Contaminant Hydrology, 38 (1-3), 157-184. New York; Amsterdam: Elsevier Science. LBNL-41510.

K. Huang, Y.W. Tsang, and G.S. Bodvarsson. 1999. "Simultaneous Inversion of Air injection Tests in Fractured Unsaturated Tuff at Yucca Mountain," Water Resour. Res., 35(8), 2375-2386. LBNL-42932.

H.H. Liu, G.S. Bodvarsson, and L. Pan 2000. "Determination of Particle Transfer in Random Walk Particle Methods for Fractured Porous Media," Water Resour. Res., 36(3), 707—713. LBNL-43358.

Tsang, Y.W., K. Huang, G.S. Bodvarsson. 2000. "Estimation of the Heterogenity of Fracture Permeability by Simultaneous Modeling of Multiple Air-injection Tests in Partially Saturated Fractured Tuffs" Dynamics of Fluids in Fractured Rocks, B. Fabishenko, P.A. Witherspoon, and S.M. Benson, eds. American Geophysical Union Monograph 122, pp. 99-114.

G.S. Bodvarsson, H.H. Liu, F.C. Ahlers, Y.S. Wu, and E. Sonnenthal. 2001. "Parameterization and Upscaling in Modeling Flow and transport in the Unsaturated Zone at Yucca Mountain." Academy of Sciences Report on Conceptual Models of Flow and Transport in the Fractured Vadose Zone, National Academy of Sciences Press. pp. 335-365. LBNL-43467

A.L. Flint, L.E. Flint, G.S. Bodvarsson, E.M. Kwicklis, and J. Fabryka-Martin. 2001. "Development of the Conceptual Model of Unsaturated Zone Hydrology at Yucca Mountain, Nevada." Academy of Sciences Report on Conceptual Models of Flow and Transport in the Fractured Vadose Zone, National Academy of Sciences Press, pp. 47-85. LBNL-46569.

A.L. Flint, L.E. Flint, G.S. Bodvarsson, E.M. Kwicklis and J. Fabryka-Martin. 2001. "Evolution of the Conceptual Model of Unsaturated Zone Hydrology at Yucca Mountain, Nevada." Journal of Hydrology. 247; 1-30 LBNL-46568.

A.L. Flint, L.E. Flint, G.S. Bodvarsson; E.M. Kwicklis, and J.M. Fabryka-Martin. 2000. "The Hydrology of Yucca Mountain." Invited paper for Reviews of Geophysics. (In-Press). LBNL-46570.

H.H. Liu and G.S. Bodvarsson. 2000. "Constitutive Relations for Unsaturated Flow in a Fracture Network." J. of Hydrology. (in press) LBNL-46393.

G.S. Bodvarsson, H.H. Liu, C.F. Ahlers, Y-S. Wu, and E.L. Sonnenthal. 2000. "A Methodology of Estimating Hydraulic Parameters for Flow and Transport Models in the Unsaturated Zone of Yucca Mountain." Submitted to Advances Water Resour. Res. LBNL-46268.

A. Unger, G.S. Bodvarsson, B. Faybishenko and A. Simmons. 2000. "Preferential Flow Paths in Variably Saturated Fractured Basalt at the Box Canyon Site, Idaho." Submitted to Journal of Contaminant Hydrology. LBNL-44633.

H.H. Liu, C.B. Haukwa, C.F. Ahlers, and G.S. Bodvarsson. 2000. "Modeling Flow and Transport in Unsaturated Fractured Rocks: An Evaluation of the Continuum Approach." Submitted to Water Resour. Res. LBNL-46571.

H.H. Liu and G.S. Bodvarsson. 2001. "Upscaling of Constitutive Relations in Unsaturated Heterogeneous Porous Media with Large Air Entry Value." Submitted to Water Resour. Res.

Y.S. Wu, L. Pan, W. Zhang, and G.S. Bodvarsson. 2001. "Characterization of Flow and Transport Processes within the Unsaturated Zone of Yucca Mountain, Nevada, Under Current and Future Climates." Submitted to Journal of Contaminant Hydrology. LBNL-46572.

G.S. Bodvarsson, J. Fabryka-Martin, A. Flint, E. Kwicklis, R. Patterson, M. Peters, J.S.Y. Wang, and Y-S. Wu. 2001. "The Hydrologic and Geochemcial Setting of Yucca Mountain." Invited paper Int’l J. of Rock Mech. and Min. Sci.

A. Flint, L. Flint, E. Kwicklis, G.S. Bodvarsson, and J. Fabryka-Martin. 2001. "Estimating Recharge at Yucca Mountain, Nevada: a Case Study." Invited paper, Submitted to Hydrogeology Journal.

G.S. Bodvarsson, E.M. Kwicklis, C. Shan, A. and Y-S. Wu. 2001. "Estimation of Percolation Flux from Temperature Data." To be submitted, Journal of Hydrology.

Y.S. Wu, W. Zhang, L. Pan, J. Hinds and G.S. Bodvarsson. 2001 "Capillary Barriers in Unsaturated Fractured Rocks" Submitted to Water Resources Research

C. Haukwa, Y.S. Wu, and G.S. Bodvarsson. 2001. "Thermal-Hydrological Response of the Unsaturated Zone to Thermal Load, Numerical Study of a Potential Nuclear Waste Repository at Yucca Mountain, Nevada." To be submitted, Journal of Contaminant Hydrology.

C. Haukwa, Tsang, Y.W.; and G.S. Bodvarsson. 2001. "Liquid Seepage at the Repository Horizon under Thermal Loading." To be submitted, Journal of Contaminant Hydrology.

T.J. Kneafsey, M.J. O’Sullivan, K. Pruess, and G.S. Bodvarsson. 2001. "Experience in Geothermal Reservoir Simulation to Gain Confidence in Thermohydrologic Predictions for Nuclear Waste Disposal." To be submitted,Reviews of Geophysics.

Liu, J.; Sonnenthal, E.; and G.S. Bodvarsson. 2001. "Modeling of Pore Water Chloride Data to Evaluate Parameters and Processes in the Unsaturated Zone at Yucca Mountain, Nevada." To be submitted, Water Resour. Res.

C. Shan and G.S. Bodvarsson. 2001. "Theory of the Use of Temperature Data to Estimate Percolation Rates Through Multi-Layered Vadose Zone." To be submitted, Journal of Hydrology.

Xu, T., E.L. Sonnenthal, and G.S. Bodvarsson. 2001. "Numerical Analysis of Calcite Deposition in Fractured Rocks." To be submitted, Journal of Contaminant Hydrology.

J. Liu, Y.S. Wu, and G.S. Bodvarsson. 2001. "Analysis of Pressure Transient Behavior of Triple-Continuum Rocks with Application to the Lithophysal-Rich Fractured Rocks at Yucca Mountain." To be submitted Journal of Contaminant Hydrology.

L. Pan, H.H. Liu, and G.S. Bodvarsson. 2001. "Modeling Transport in Fractured Porous Media with Random-Walk Particle Method: The Particle Transfer Probability and the Active Range." To be submitted Water Resour. Res.

G. Moridis and G.S. Bodvarsson. 2001. "Semianalytical Solutions of Radioactive or reactive Tracer Transport in Layered Fractured Media." To be submitted Water Resour. Res.

Y-S. Wu, K. Zhang, C. Ding, K. Pruess, E. Elmroth, and G. S. Bodvarsson. 2001. "Efficient Parallel Computing Scheme for Modeling Non-Isothermal Multiphase Flow and Multi-component Transport in Porous and Fractured Media." To be submitted Advances in Water Research.

J. Rutqvist, Y.S. Wu, C.F. Tsang and G.S. Bodvarsson. 2001. "Coupling of TOUGH and FLAC codes for analysis of Multi-Phase Fluid Flow, Heat Transfer and Rock Deformation." To be submitted, Water Resources Research.

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