Education

Ph.D.  Geophysics, University of Utah, Salt Lake City, 1987

M.S.  Geophysics, University of Utah, Salt Lake City, 1983

B.S. Geophysics, University of California, Riverside, 1980

Awards and Fellowships

Mercator Fellow - Institute for Geophysics, and Meteorology, University of Cologne, Germany, 2000

Humboldt Fellow - Institute for Geophysics, and Meteorology, University of Cologne, Germany, 1987-1989

Outstanding Ph.D. Research Award - University of Utah, Department of Geology & Geophysics, Salt Lake City, 1987

Professional Experience

2004 - present. Lawrence Berkeley National Laboratory. Staff Scientist

2001 - 2004. Sandia National Laboratory. Distinguished Member of the Technical Staff

1990 - 2001. Sandia National Laboratory. Principal Member of the Technical Staff

1987 - 1989. Institute for Geophysics, and Meteorology, University of Cologne, Germany

Research Interests

Large-scale, multi-dimensional, inverse and forward modeling problems arising in exploration geophysics, parallel computation and electromagnetic (EM) geophysics.

Selected Publications

Newman, G. A., Hohmann, G. W., and Anderson, W. L., 1986, Transient electromagnetic response of a three-dimensional body in a layered earth: Geophysics, 51, 1608-1627.

Newman, G. A., Anderson, W. L., and Hohmann, G. W., 1987, Interpretation of three-dimensional transient electromagnetic  soundings for the central loop configuration: Geophys. J. R.  astr. Soc., 89, 889-914.

Newman, G. A., and Hohmann, G. W., 1988, Transient electromagnetic responses of high-contrast prisms in a layered earth:  Geophysics, 53, 691-706.

Newman, G. A., Anderson, W. L., and Hohmann, G. W., 1989, Electromagnetic borehole responses of three-dimensional bodies in a conductive host: Geophysics, 54, 598-608.

Newman, G. A., 1989, Deep transient electromagnetic soundings with a grounded source over near surface conductors: Geophysical Journal, 98, 587-601.

Hohmann, G. W., and Newman, G. A., 1990, Transient electromagnetic responses of surficial, polarizable patches: Geophysics, 55,  1098-1100.

Newman, G. A.,  1994,  A study of downhole electromagnetic sources for mapping enhanced oil recovery processes: Geophysics, 59,   534-545.
 
Newman, G. A., 1995, Cross well electromagnetic inversion using integral and differential equations: Geophysics, 60, 899-911.

Newman, G. A., and Alumbaugh, D. L., 1995, Frequency domain modeling of airborne electromagnetic responses using staggered  finite differences: Geophysical Prospecting, 43, 1021-1042.

Alumbaugh, D. L. , Newman, G. A., Prevost, L., and Shadid, J.N., 1996, Three-dimensional, wideband electromagnetic modeling on massively parallel computers; Radio Science, 31, 1-23. [Download PDF Here]

Newman G. A. and Alumbaugh, D. L., 1996, Three-dimensional electromagnetic modeling and inversion of massively parallel computers: Sandia Report, Sand96-0582. [Download PDF Here, 70MB]

Newman, G. A., and Alumbaugh, D. L., 1997, 3-D massively parallel electromagnetic inversion -- Part I. Theory; Geophysical Journal International, 128, 345-354. [Download PDF Here]

Alumbaugh, D. L., and Newman, G. A., 1997, 3-D massively parallel electromagnetic inversion -- Part II. Analysis of a crosswell experiment: Geophysical Journal International, 128, 355-363.

Newman, G.A., and Alumbaugh, D.A., 1999, 3-D electromagnetic modeling and inversion on massively parallel computers, in  Oristaglio, M.N., and Spies, B.R., ed., Three-Dimensional Electromagnetics: Society of Exploration Geophysicists, Geophysical Developments No. 7, Tulsa OK, 299-321. [Download PDF Here, 7MB]

Newman G. A. and Alumbaugh D. L., 2000, Three-dimensional magnetotelluric inversion using non-linear conjugate gradients: Geophysical Journal International, 140, 410-424. [Download PDF Here]

Alumbaugh D. L. and Newman G. A., 2000, Image Appraisal for 2D and 3D Electromagnetic Inversion: Geophysics, 65, 1455-1467.
 
Newman G. A., and Hoversten G. M., 2000, Solution strategies for 2D and 3D electromagnetic inverse problems: Inverse Problems, 16, 1357-1375. [Download PDF Here]

Zhang Z., Routh P. S., Oldenburg D. W., Alumbaugh D. L., and Newman G. A., 2000, Reconstruction of 1-D conductivity from dual-loop EM data: Geophysics, 65, 492-501.

Hoversten. G. M., Newman G. A., Morrison H. F., Gasperikova, E. and Berg John-Inge, 2001, Reservoir characterization using crosswell EM inversion: A feasibility study for the Snorre Field, North Sea: Geophysics, 66, 1177-1189.

Badea, E.A., Everett, M.E., Newman, G.A. and Biro, O., 2001, Finite-element analysis of controlled-source electromagnetic induction using Coulomb-gauged potentials: GEOPHYSICS, Soc. of Expl. Geophys., 66, 786-799.

Weiss, C. J. and Newman, G. A., 2002, Electromagnetic induction in a fully 3-D anisotropic earth: GEOPHYSICS, Soc. of Expl. Geophys., 67, 1104-1114. [Download PDF Here]

Newman, G. A., Hoversten G. M., and Alumbaugh, D. L., 2002, 3D magnetotulleric modeling and inversion: applications to sub-salt imaging: in Three-Dimensional Electromagnetics, Proceedings of the Second International Symposium, Chapter 8, 127-152, Elsevier. [Download PDF Here]

Newman, G.A. and Alumbaugh, D.L., 2002, Three-dimensional induction logging problems, Part 2: A finite-difference solution: GEOPHYSICS, Soc. of Expl. Geophys., 67, 484-491. [Download PDF Here]

Avdeev, D.B., Kuvshinov, A.V., Pankratov, O.V. and Newman, G.A., 2002, Three-dimensional induction logging problems, Part I: An integral equation solution and model comparisons: GEOPHYSICS, Soc. of Expl. Geophys., 67, 413-426.

Weiss, C.J. and Newman, G. A., 2003, Electromagnetic induction in a generalized 3D anisotropic earth, Part 2: The LIN preconditioner: GEOPHYSICS, Soc. of Expl. Geophys., 68, 922-930. [Download PDF Here]

Newman, G. A., Recher, S., Tezkan, B. and Neubauer, F. M., 2003, 3D inversion of a scalar radio magnetotelluric field data set: GEOPHYSICS, Soc. of Expl. Geophys., 68, 791-802. [Download PDF Here]

Commer, M., and Newman, G., 2004, A parallel finite-difference approach for three-dimensional transient electromagnetic modeling with galvanic sources: Geophysics, Soc. of Expl. Geophys., 69, 1192-1202. [Download PDF Here]

Newman, G. A., and Boggs, P. T., 2004, Solution accelerators for large-scale three-dimensional electromagnetic inverse problems: Inverse Problems, 20, S151-S170. [Download PDF Here]

Newman, G. A., and Commer, M., 2005, New advances in transient electromagnetic inversion: Geophysical Journal International, 160, 5-32. [Download PDF Here]

Gregory A. Newman
Senior Scientist

Geophysics Department

Phone: 510-486-6887
Fax: 510-486-5686
email:ganewman@lbl.gov