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research papers (pdfs linked)

2008

[14] - Singha, K., Pidlisecky, A., Day-Lewis, F.D., and Gooseff, M.N. (in press). Electrical characterization of non-Fickian transport in groundwater and hyporheic systems. Water Resources Research.

[13] - Day-Lewis, F.D. and Singha, K. (2008). Geoelectrical inference of mass transfer parameters: theoretical basis and numerical experiments. Water Resources Research, 44, W05201, doi:10.1029/2007WR006750, 6 p.

[12] - Culkin, S.L., Singha, K. , and Day-Lewis, F.D. (2008). Implications of rate-limited mass transfer for aquifer storage and recovery efficiency. Ground Water, doi: 10.1111/j.1745-6584.2008.00435.x, 15 p.

2007

[11] - Day-Lewis, F.D., Chen, Y., and Singha, K. (2007). Moment inference from tomograms. Geophysical Research Letters, 34(22), L22404, doi:10.1029/2007GL031621, 6 p.

[10] - Singha, K. , Day-Lewis, F.D. and Lane, J.W., Jr. (2007). Geoelectrical evidence of bicontinuum transport in groundwater. Geophysical Research Letters, 34(12), L12401, doi:10.1029/2007GL030019, 5 p.

[9] - Singha, K. , Day-Lewis, F.D. and Moysey, S. (2007). Accounting for tomographic resolution in estimating hydrologic properties from geophysical data, in Subsurface Hydrology: Data Integration for Properties and Processes, eds. D.W. Hyndman, F.D. Day-Lewis, and K. Singha, American Geophysical Union, Geophysical Monograph Series Volume 171, doi:10.1029/170GM01, p. 227-242.

[8] - Tschakert, P. and Singha, K. (2007). Contaminated identities: mercury and marginalization in the artisanal mining sector in Ghana. Geoforum, 38, doi:10.1016/j.geoforum.2007.05.002, p. 1304-1321.

2006

[7] - Singha, K. and Moysey, S. (2006). Accounting for spatially variable resolution in electrical resistivity tomography through field-scale rock physics relations. Geophysics, 71(4), p. A25-A28.

[6] - Singha, K. and Gorelick, S.M. (2006). Hydrogeophysical tracking of 3D tracer migration: the concept and application of apparent petrophysical relations. Water Resources Research, 42, W06422, doi:10.1029/2005WR004568, 14 p.

[5] - Singha, K. and Gorelick, S.M. (2006). Effects of spatially variable resolution on field-scale estimates of tracer concentration from electrical inversions using Archie's law. Geophysics, 71(3), p. G83-G91.

2005 and earlier

[4] - Day-Lewis, F.D., Singha K. , and Binley A. (2005). The application of petrophysical models to radar and electrical resistivity tomograms: resolution dependent limitations. Journal of Geophysical Research, 110, B08206, doi: 10.1029/2004JB003569, 17 p.

[3] - Singha, K. and Gorelick, S.M. (2005). Saline tracer visualized with electrical resistivity tomography: field scale spatial moment analysis. Water Resources Research, 41, W05023, doi:10.1029/2004WR003460, 17 p.

[2] - Moysey, S., Singha K. , and Knight, R. (2005). Inferring field-scale rock physics relations through numerical simulation. Geophysical Research Letters, 32, L08304, doi:10.1029/2004GL022152, 4 p.

[1] - Williams, J.H., Lane, J.W. Jr., Singha, K. , and Haeni, F.P. (2002). Application and integration of advanced geophysical logging methods in the characterization of a fractured-sedimentary bedrock aquifer. U.S. Geological Survey Water-Resources Investigations Report 00-4083. 28 p.

books

[1] - Hyndman, D.W., F.D. Day-Lewis, and K. Singha, eds. (2007), Subsurface Hydrology: Data Integration for Properties and Processes, American Geophysical Union, Geophysical Monograph Series Volume 171, doi:10.1029/170GM01, 253 pp.

news articles, vision papers, tutorials

[7] - Singha, K. (2008). An active-learning exercise for introducing ground-water extraction from confined aquifers. Journal of Geoscience Education, 56(2), 131-134.

[6] - Robinson, D.A., A. Binley, N. Crook, F. Day-Lewis, P.T. Ferré, V.J.S. Grauch, R. Knight, M. Knoll, V. Lakshmi, R. Miller, J. Nyquist, L. Pellerin, K. Singha, L. Slater (2008). Advancing process-based watershed hydrological research using near-surface geophysics: A vision for, and review of, electrical and magnetic geophysical methods. Hydrological Processes, doi: 10.1002/hyp.6963, 32 p.

[5] - Singha, K., Hyndman, D.W., and Day-Lewis, F.D. (2007). An introduction to subsurface hydrology: data integration for properties and processes, in Subsurface Hydrology: Data Integration for Properties and Processes, eds. D.W. Hyndman, F.D. Day-Lewis, and K. Singha, American Geophysical Union, Geophysical Monograph Series Volume 171, doi:10.1029/170GM01, p. 1-6.

[4] - Slater, L.D., Knight, R.J., Singha, K. , Binley, A. and Atekwana, E.A. (2006). Near Surface Geophysics: A new focus group. EOS, Transactions of the American Geophysical Union, 87 (25), p. 249.

[3] - Robinson, D.A., A. Binley, N. Crook, F. Day-Lewis, P.T. Ferré, V.J.S. Grauch, R. Knight, M. Knoll, V. Lakshmi, R. Miller, J. Nyquist, L. Pellerin, K. Singha , and L. Slater, (2006). A vision for geophysics instrumentation in watershed hydrological research, A Report to the Consortium of Universities for the Advancement of Hydrologic Sciences, 52 p.

[2] - Singha, K. (2003). Scanning the earth to help predict the movement of contaminants in groundwater. Stanford University Stanford Earth Sciences Report Fall 2003, 1 p.

[1] - Singha, K. , Lane, J.W. Jr., and Kimball, K. (2000). Use of borehole-radar methods to characterize bedrock fractures and lithologic variations. U.S. Geological Survey Fact Sheet 054-00. 4 p.

conference papers

[4] - Moysey, S., Knight, R.J. and Singha, K. (2006). Relating geophysical and hydrologic properties using field-scale rock physics. CMWR XVI -- Computational Methods in Water Resources, Copenhagen, Denmark. 8 p.

[3] - Singha, K. and Moysey, S. (2004). Application of a new Monte Carlo approach to calibrating rock physics relationships: examples using electrical resistivity and ground penetrating radar tomography, Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems. 20 p.

[2] - Singha, K., Binley, A.M., Lane, J.W., Jr. and Gorelick, S.M. (2003). Electrical imaging of tracer migration at the Massachusetts Military Reservation, Cape Cod. Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems. 11 p.

[1] - Powers, C.J., Singha K., Haeni, F.P. (1999). Integration of surface geophysical methods for fracture detection in bedrock at Mirror Lake, New Hampshire, in Morganwalp, D.W. and Buxton, H.T., eds., USGS Toxic Substances Hydrology Program, Proceedings of the Technical Meeting. U.S. Geological Survey Water-Resources Investigations Report 99-4018C, 757-768.