Publications

Papers in refereed international journals 

Schaap, M.G., M.L. Porter, B.S.B. Christensen, and D. Wildenschild, 2007. Comparison of pressure-saturation characteristics derived from computed tomography and Lattice Boltzmann simulations. Water Resour. Res.. 43, W12S06, doi:10.1029/2006WR005730.

Culligan, K.A., D. Wildenschild, B.S.B. Christensen, W.G. Gray, and M.L. Rivers, 2006. Pore-scale Characteristics of Multiphase Flow in Porous Media:  A Synchrotron-based CMT Comparison of Air-Water and Oil-Water Experiments. Advances in Water Resources. 29(2), 227-238.

Wildenschild, D., J.W. Hopmans, A.J.R. Kent, M.L. Rivers, 2005. A Quantitative Study of Flow-Rate Dependent Processes Using X-ray Microtomography. Vadose Zone Journal, 4, 112-126.

Culligan, K.A., D. Wildenschild, B.S.B. Christensen, W.G. Gray, A.F.B. Tompson, 2004. Interfacial Area Measurements for Unsaturated Flow Through a Porous Medium. Water Resources Research. 40(12), Art. No. W12413, Dec 22. 

Wildenschild, D., K.A. Culligan, B.S.B. Christensen, 2004. Application of x-ray microtomography to environmental fluid flow problems. in Developments in X-Ray Tomography IV, ed. U. Bonse, Proceedings of SPIE Vol. 5535 (SPIE, Bellingham, WA, 2004), 432-441.

Roberts, J.J. and D. Wildenschild, 2004. Electrical Properties of Sand–Clay Mixtures Containing Trichloroethylene and Ethanol. Journal of Environmental & Engineering Geophysics, 9(1), March 2004, 1-10.

Cherepy, N. and D. Wildenschild, 2003. Electrolyte management for effective long-term electro-osmotic transport of volatile organics through low-permeability soils.  Environmental Science and Technology, 37, 3024-3030.

Wildenschild, D., J.W. Hopmans, C.M.P. Vaz, M.L. Rivers, and D. Rikard, 2002. Using x-ray computed tomography in hydrology: Systems, resolutions, and limitations. Journal of Hydrology, 267(3-4), 285-297.

Vaz, C.M.P., J.W. Hopmans, A. Macedo, L.H. Bassoi, and D. Wildenschild, 2002. Soil Water Retention Measurements Using a Combined Tensiometer-Coiled TDR Probe, Soil Sci. Soc. of Am. J., 66(6), 1752-1760.

Wildenschild, D., J.W. Hopmans, and J. Simunek, 2001. Flow rate dependence of soil hydraulic characteristics. Soil Sci. Soc. Am. J., 65(1), 35-48.

Wildenschild, D. and J.J. Roberts, 2001. Experimental Tests of Enhancement of Vapor Diffusion in Topopah Spring Tuff. Journal of Porous Media, 4(1), 1-13.

Wildenschild, D., J.J. Roberts, and E.D. Carlberg, 2000. On the Relationship Between Microstructure and Electrical and Hydraulic Properties of Sand-Clay Mixtures. Geophysical Research Letters, 27(19), 3085-3088.

Wildenschild, D. and K.H. Jensen, 1999. Laboratory investigations of effective flow behavior in unsaturated heterogeneous sands. Water Resources Research, 35(1), 17-29.

Wildenschild, D. and K.H. Jensen, 1999. Numerical modeling of observed effective flow behavior in unsaturated heterogeneous sands. Water Resources Research, 35(1), 29-42.

Wildenschild, D., K. H. Jensen, K.J. Hollenbeck, T.H. Illangasekare, D. Znidarcic, T. Sonnenborg and M.B. Butts, 1997. A two-stage procedure for determining unsaturated hydraulic characteristics using a syringe pump and outflow observations. Soil Sci. Soc Am. J., 61(2), 347-359.

Wildenschild, D., K.H. Jensen and T. H. Illangasekare, 1994. A laboratory analysis of the effect of macropores on solute transport. Ground Water, May-June 1994, 32(3), 381-389.

Recent other publications (Proceedings, Abstracts, Reports, etc. for the last 3 years) 

Wildenschild, D. J.W. Hopmans, and M.L Rivers, 2004. X-ray CMT Study Shows that Drainage Boundary Condition is Responsible for Dynamic Effect in Sandy Material. Eos Trans. AGU, 85(46), Fall Meet. Suppl., Abstract H33A-0454.

Culligan, K.A., D. Wildenschild, B.S.B. Christensen, and W.G. Gray, 2004. A Study of Oil-Water and Air-Water Interfacial Areas Measured Using Synchrotron-based CMT. Eos Trans. AGU, 85(46), Fall Meet. Suppl., Abstract H33A-0450. 

Wildenschild, D., K.A. Culligan, B.S.B. Christensen, 2004. Application of x-ray microtomography to environmental fluid flow problems. Abstract. Proceedings of the International Symposium on Optical Science and Technology, SPIE’s 49th Annual Meeting: Development in X-ray Microtomography IV.  Denver 2-6 August, 2004.

Schaap, M.G., P.de Willigen, B.S.B. Christensen, D. Wildenschild, K.A. Culligan, W. Bouten, and K.H. Jensen, 2003. Multi-phase flow at the pore-scale: Making lattice Boltzmann simulations fit experimental data. Eos Trans. AGU, 84(46), Fall Meet. Suppl., Abstract H32A-0531, 2003.

 Looms, M.C., K.H. Jensen, D. Wildenschild, B.S.B. Christensen, J. Gudbjerg, 2003. Influence of Air Discontinuity and Wall Effects on the Measurements of Hydraulic Parameters Under Dynamic Conditions. Eos Trans. AGU, 84(46), Fall Meet. Suppl., Abstract H32A-0527, 2003.

Wildenschild, D., 2003. Investigating multiphase flow processes at the micro-scale: Is it pertinent to solving environmental problems, Abstract, Proc. of the EGS-AGU-EUG Joint Assembly, Nice, France. April 6.-10. 2003. Geophysical Research Abstracts, vol. 5, 12599, 2003.

Culligan, K.A., Wildenschild, D., Schaap, M.G., Christensen, B.S.B., Gray, W.G., Tompson, A.F.B., 2003. On the measurement of interfacial areas in multiphase porous media flow. Abstract, Proc. of the EGS-AGU-EUG Joint Assembly, Nice, France. April 6.-10. 2003. Geophysical Research Abstracts, vol. 5, 04811, 2003

Wildenschild, D., B.S.B. Christensen, K.A. Culligan, M.L. Rivers, and J.W. Hopmans, 2003. Identifying pore-scale geometry and interfacial properties for multi-phase flow using synchrotron-based micro-imaging. Proc. of the SIAM Conference on Mathematical and Computational Issues in the Geosciences, Minisymposium on Pore and Macro Scale Modeling and Experiments, Austin, TX, March 17-20, 2003.

Culligan, K.A., D. Wildenschild, B.S.B. Christensen, W.G. Gray, A.F.B. Thompson, 2003. Interfacial Area Measurements for Unsaturated Flow Through a Porous Medium.  Workshop on Multiscale Modeling of Environmental Systems, Research Triangle Park, North Carolina, February 2-17, 2003.

Culligan, K.A., D. Wildenschild, B.S.B. Christensen, W.G. Gray, A.F.B. Thompson, 2002. Interfacial Area Measurements for Unsaturated Flow Through a Porous Medium. Eos Trans. AGU, 83 (47), Fall Meet. Suppl., Abstract H71B-0801, 2002.

Wildenschild, D., B.S.B. Christensen, K.A. Culligan, M.L. Rivers, J.W. Hopmans, A.J.R. Kent, W.G. Gray, 2002. Quantitative analyses of pore-scale multi-phase flow processes: An application of synchrotron-based micro-imaging in the environmental sciences. Eos Trans. AGU, 83 (47), Fall Meet. Suppl., Abstract V61C-01, 2002.

Schaap, M.G., B.S.B. Christensen, D. Wildenschild, and K.A. Culligan, 2002. Fluid Interfaces at the Pore-Scale: Trying to Make Observations and Lattice-Boltzmann Simulations Meet. Eos Trans. AGU, 83 (47), Fall Meet. Suppl., Abstract H62G-04, 2002.

Wildenschild, D. B.S.B. Christensen, J.W. Hopmans, A.J.R. Kent, and M.L. Rivers, 2002. Quantifying pore scale flow  processes with  x-ray microtomography. Advanced Photon Source User Activity Report for 2001. Can be accessed on-line at http://www.aps.anl.gov/aps/frame_home.html and search on last name of author under the 2001 reports.

Jeffery J. Roberts and D. Wildenschild, 2002. Electrical Properties of Sand-Clay Mixtures Containing TCE. Proceedings of the 2002 Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP 2002), Las Vegas, NV.

Hopmans, J.W., D Wildenschild, V. Clausnitzer, and M.L. Rivers, 2002. Examples of quantification of pore scale fluid flow and transport processes using x-ray computational microtomography (CMT). Proceedings of the IAHR 2002 Groundwater Symposium, March 25-28, 2002, Berkeley, CA.

Wildenschild, D., J.W. Hopmans, M.L. Rivers, 2001. Using synchrotron-based x-ray microtomography in environmental science. Abstract submitted to the Workshop on Biological Applications in Low and Intermediate Energy Synchrotron Radiation, Oct. 3 – 6, Aarhus, Denmark

Wildenschild, D., J.W. Hopmans, C.M.P. Vaz, and M.L. Rivers, 2001. Using x-ray beams to study flow processes in underground porous media. Advanced Photon Source Research, no. 4, July 2001, ANL/APS/TB-41, p. 48-50.

Wildenschild, D., N.D. Rosenberg, D.G. Ruddle, 2001. The effect of vapor diffusion and material microstructural properties on capillary barrier design and performance. Eos Trans. AGU, 82 (47), Fall Meet. Suppl., Abstract H51A-0307, 2001.

Christensen, B.S.B., D. Wildenschild and K.H. Jensen, 2001. The use of x-ray computed tomography for evaluating the initial saturation associated with different saturation procedures. Eos Trans. AGU, 82 (47), Fall Meet. Suppl., Abstract H31C-0249.

Wildenschild, D., J.W. Hopmans, M.L. Rivers, and C.M.P. Vaz, 2001. Visualizing and quantifying pore scale fluid flow processes with x-ray microtomography. Eos Trans. AGU, 82 (4?), Spring Meet. Suppl., Abstract H41C-01, 2001

Bonner, B.P., P.A. Berge, C. Aracne-Ruddle, H. Bertete-Aguire, D. Wildenschild, C. Trombino and E.D. Hardy, Linear and nonlinear ultrasonic properties of granular soils, in S. Sen and M.L. Hunt Eds. "The Granular State," MRS Symp. Proc. 627, pp. BB. 3.7.1- 3.7.6 (MRS, Warrendale, 2001).

Wildenschild, D., C.M.P. Vaz, J.W. Hopmans, M.L. Rivers, D. Rikard, D. Ruddle, 2001. Using various scales and systems for x-ray tomographic imaging of multi-phase flow processes. Abstract submitted to the European Union of Geosciences (EUG) XI Meeting, April 8 – 12, 2001, Strasbourg, France.

Bonner, B.P., P.A. Berge, and D. Wildenschild, 2001. Compressional and Shear Wave Velocities for Artificial Granular Media Under Simulated Near Surface Conditions. Abstract submitted to the Society of Exploration Geophysicists International Exposition and 71st Annual Meeting, San Antonio, Texas, Sept. 9-14, 2001

Wildenschild, D. J.W. Hopmans, C.M.P. Vaz, and M.L. Rivers, 2001. Using x-ray microtomography to determine gas and liquid phase distributions in porous media. Advanced Photon Source User Activity Report for 2000. Can be accessed on-line at http://www.aps.anl.gov/aps/frame_home.html and search on last name of author under the 2000 reports.

Wildenschild, D. J.W. Hopmans, C.M.P. Vaz, and M.L. Rivers, 2000. Using CMT to determine gas- and liquid-phase distributions in porous media, Advanced Photon Source Research Highlights, available at: http://www.aps.anl.gov/apsimage/porousmediamain.html.

Bonner, B.P., Wildenschild, D., Berge, P.A., Ruddle, D.G., Aracne-Ruddle, C.M., 2000. Ultrasonic Velocities of Artificial Sediments with Minimal Overburden. Eos, Transactions, American Geophysical Union, vol. 81, no. 46, abstract no. T61A-07.

Wildenschild, D., Vaz, C.M., Hopmans, J.W., Rivers, M.L., Rikard, D., Ruddle, D.G., 2000. Imaging of Multi-Phase Flow Processes and Phase Distributions at Various Scales Using X-ray Tomography. Eos, Transactions, American Geophysical Union, vol. 81, no. 48, abstract no. H62C-02.

Cherepy, N.J, D Wildenschild, and A.J. Elsholz, 2000. Laboratory investigation of electro-osmotic remediation of fine-grained sediments. Proc. Batelle International Conference on Remediation of Chlorinated and Recalcitrant Compounds, May, 22-25, Monterey, CA, 2(5), 277-283.

Wildenschild, D. and N.D. Rosenberg, 2000. Hydrologic characterization for model prediction of capillary barrier performance, Abstract, Proc. of the Annual Meeting of the European Geophysical Society, Nice, France. April 24.-29. 2000. Geophysical Research Abstracts, vol. 2.

Cherepy, N.J, D Wildenschild, and A.J. Elsholz, 2000. Controlled laboratory investigations of electro-osmotic flow in dense clay. Abstract, Proc. of the Annual Meeting of the European Geophysical Society, Nice, France. April 24.-29. 2000. Geophysical Research Abstracts, vol. 2.

Wildenschild, D., J.J. Roberts, and W. Lin, 1999. Experimental Investigation of Enhancement of Vapor Diffusion in Consolidated and Unconsolidated Materials. Eos, Transactions, American Geophysical Union, vol. 80, no. 46, abstract no. H31E-08, 1999.

Wildenschild, D. and N.D. Rosenberg, 1999. Capillary Barrier Performance: Influence of material properties. Eos, Transactions, American Geophysical Union, vol. 80, no. 46, abstract no. H11A-35, 1999.

Aracne-Ruddle, C.M., B.P. Bonner, C.N. Trombino, E.D. Hardy, P.A. Berge, C.O. Boro, D. Wildenschild, C.D. Rowe, and D.J. Hart. 1999. Ultrasonic Velocities in Unconsolidated Sand/Clay Mixtures at Low Pressures. Abstract. Eos, Transactions, American Geophysical Union, 1999.

Rosenberg, N.D., T. A. Buscheck, D. Wildenschild, and Y. Sun, 1999. The role of capillary barriers in reducing moisture content on waste packages. Proc. of the 4th USA/CIS Joint Conference, American Institute of Hydrology, Ed. J.A. Apps and C.-F. Tsang, November 7-10., 1999, San Francisco, CA.

Cherepy, N., McNab, W. Wildenschild, D., Ruiz, R. and Elsholz, A., 1999. Electro-Osmotic Remediation of Fine-Grained Sediments, Proc. Electrochem. Soc.: Environmental Aspects of Electrochemical Technology, 1999, 39, pp. 97-110, 1999 and LLNL Report UCRL-JC-136643.

Wildenschild, D. and N.D. Rosenberg, 1999. Capillary Barriers: Bench-top Laboratory Experiments and Numerical Modeling. Lawrence Livermore National Laboratory Report, UCRL-ID-135766, LLNL, California

Wildenschild, D. and J.W. Hopmans, 1999. Flow rate dependence of hydraulic properties of unsaturated porous media. In: Proceedings of the International Workshop on Characterization and Measurement of the Hydraulic Properties of Unsaturated Porous Media, Riverside, California, October 22-24, 1997, p. 893-904.

Wildenschild, D., J.J. Roberts, and E.D. Carlberg, 1999. Electrical properties of sand-clay mixtures: The effect of microstructure, In: Proceedings of the Society of Exploration Geophysicists 1999 International Exposition and 69th Annual Meeting, Oct. 31-Nov. 5 1999, Houston, Texas, Vol. I, 461-464.

Wildenschild, D., J. Simunek, and J.W. Hopmans, 1999. Parameter estimation for variable-rate outflow experiments. Proc. of the Annual Meeting of the European Geophysical Society, The Hague, The Netherlands. April 19.-23. 1999. Geophysical Research Abstracts, vol. 1, no. 2, p. 309, 1999.

Wildenschild, D., J.J. Roberts, and E.D. Carlberg, 1999. Influence of microstructural properties on geophysical measurements in sand-clay mixtures. Proc. of the Annual Meeting of the European Geophysical Society, The Hague, The Netherlands. April 19.-23. 1999. Geophysical Research Abstracts, vol. 1, no. 2, p. 318, 1999.

Berge, P. A., J. G. Berryman, B. P. Bonner, J. J. Roberts, and D. Wildenschild, 1999. Comparing geophysical measurements to theoretical estimates for soil mixtures at low pressures: LLNL report UCRL-JC-132893, in Powers, M. H., Cramer, L., and Bell, R. S., Eds., Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP), March 14-18, 1999, Oakland, CA, Environmental and Engineering Geophysical Society,Wheat Ridge, CO, 465-472.

Wildenschild, D., J. J. Roberts and E. Carlberg, 1999. Influence of microstructural properties on geophysical measurements in sand-clay mixtures: LLNL report UCRL-JC-131557, in Powers, M. H., Cramer, L., and Bell, R. S., Eds., Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP), March 14-18, 1999, Oakland, CA, Environmental and Engineering Geophysical Society, Wheat Ridge, CO, 445-454.

Berge, P. A., J.G. Berryman, B.P. Bonner, J.J. Roberts, D. Wildenschild, 1999. Comparing geophysical measurements to theoretical estimates for soil mixtures at low pressures. LLNL-report UCRL-JC-132893. In: Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems, The Annual Meeting of The Environmental and Engineering Geophysical Society, March 14-18,1999, Oakland, California.