Earth Sciences Division Berkeley Lab
Publications
Wu, Y.-S., G. Lu, K. Zhang, L. Pan, and G. S. Bodvarsson, Analyzing flow patterns in unsaturated fractured rock of Yucca Mountain using an integrated modeling approach. LBNL-54006. Hydrogeology Journal, 15 (3), 553–272, 2007. Wu, Y.-S., S. Mukhopadhyay, K. Zhang, and G. Bodvarsson, A mountain-scale thermal hydrologic model for simulating fluid flow and heat transfer in unsaturated fractured rock. LBNL-57921. Journal of Contaminant Hydrology, 86 (1–2), 128–159, 2006. Wu, Y.-S., K. Zhang, and H.-H. Liu, Estimating large-scale fracture permeability of unsaturated rock using barometric pressure data. LBNL-57614. Vadose Zone Journal, 5 (4), 1129–1142, 2006. Wu, Y.-S., and P.A. Forsyth, Efficient schemes for reducing numerical dispersion in modeling multiphase transport through porous and fractured media. LBNL-60056. Vadose Zone Journal (in press), 2007. Wu, Y.-S., C. Ehlig-Economides, G. Qin, Z. Kang, W. Zhang, B. Ajayi, and Q. Tao, A triple continuum pressure transient model for a naturally fractured vuggy reservoir. LBNL63412. SPE-110044, Presented at the 2007 SPE Annual Technical Conference and Exhibition held in Anaheim, California, November 11–14, 2007. Wu, Y.-S., G. Lu, K. 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, June 11–14, 2007. Wu, Y.-S., G. Qin, R.E. Ewing, Y. Efendiev, Z. Kang, and Y. 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 Beijing, China, 2006. Wu, Y.-S., S. Mukhopadhyay, K. 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. Xu, M., Y. Ma, and G. Lu, Slope seepage resulting from torrential precipitation during a flood discharge event at a large hydroelectric station. Hydrogeology Journal (in press), 2007. Xu, T., R. Senger, and S. Finsterle, Water-steel canister interaction and H2 gas pressure buildup in a nuclear waste repository. LBNL-62246. The Twelfth International Symposium on Water-Rock Interaction, China University of Geoscience (Wuhan, China), Kumming, China. 2007. Xu, T., Incorporation of aqueous reaction kinetics and biodegradation into TOUGHREACT: Application of a multi-region model to hydrobiogeochemical transport of denitrification and sulfate reduction. LBNL-61086. Vadose Zone Journal, (in press), 2007.
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Research Summaries 2006-2007
Xu, T., J.A. Apps, K. Pruess, and H. Yamamoto, Numerical modeling of injection and mineral trapping of CO2 with H2S and SO2 in a sandstone formation. LBNL-57426. Chemical Geology, 242 (3–4), 319–346, 2007. Xu, T., E. Sonnenthal, N. Spycher, and K. Pruess, TOUGHREACT: A simulation program for non-isothermal multiphase reactive geochemical transport in variably saturated geologic media. LBNL-56740. Computer & Geosciences, 32 (2), 145–165, 2006. Yang, L., and R.J. Donahoe, The form, distribution and mobility of arsenic in soils contaminated by arsenic trioxide, at sites in southeast USA. LBNL-63380. Applied Geochemistry, 22, 320–341, 2007. Yang, L., R.J. Donahoe, and J.C. Redwine, In situ chemical fixation of arsenic-contaminated soils: An experimental study. LBNL63522. Science of the Total Environment, 387 (1–3), 28–41, 2007. Yang, L., and C.I. Steefel, Kaolinite dissolution and precipitation kinetics at 22°C and pH 4. LBNL-63301. Geochimica et Cosmochimica Acta (in press), 2007. Ye, M., F. Pan, Y.-S. Wu, B. Hu, C. Shirley, and Z. Yu, Assessment of radionuclide transport uncertainty in the unsaturated zone of Yucca Mountain. LBNL-59118. Advances in Water Resources, 30, 118–137, 2007. Yoshioka, M., N.M. Mahowald, A.J. Conley, W.D. Collins, D.W. Fillmore, C.S. Zender, and D.B. Coleman, Impact of desert dust radiative forcing on Sahel precipitation: Relative importance of dust compared to sea surface temperature variations, vegetation changes and greenhouse gas warming. J. Climate, 20 (8), 1445–1467, 2007. Zhang, G., N. Spycher, T. Xu, E. Sonnenthal, and C. Steefel, Reactive geochemical transport modeling of concentrated aqueous solutions: Supplement to TOUGHREACT User’s Guide for the Pitzer Ion-Interaction Model. LBNL-62718. Lawrence Berkeley National Laboratory Report, 2006. Zhang, G., N. Spycher, E. Sonnenthal, C. Steefel, and T. Xu, Modeling reactive multiphase flow and transport of concentrated solutions. LBNL-60016. Journal of Nuclear Technology (in press), 2007. Zhang, G., J. Samper, and L. Montenegro, Coupled thermohydro-bio-geochemical reactive transport model of CERBERUS heating and radiation experiment in Boom clay. LBNL-60901. Applied Geochemistry (in press), 2007. Zhang, H., B. Chen, B. Gilbert, and J. Banfield, Kinetically controlled formation of a novel nanoparticulate ZnS with mixed cubic and hexagonal stacking. LBNL-63061. J. Mater. Chem., 16, 249–254, 2006. Zhang, K., C. Doughty, Y.-S. Wu, and K. Pruess, Efficient parallel simulation of CO2 geologic sequestration in saline aquifers. LBNL-63316. SPE-106026, Presented at SPE Reservoir Simulation Symposium, Society of Petroleum Engineers (SPE), Houston, TX. February 26–28, 2007. Zhang, K., Y.-S. Wu, and J. Houseworth, Sensitivity analysis of hydrological parameters in modeling flow and transport in the unsaturated zone for Yucca Mountain. LBNL-59819. Hydrogeology Journal, 14 (8), 1599–1619, 2006.