The Petroleum Institute - Petroleum Geosciences

Faculty

Dr. Sandra Vega
Assitant Professor Petroleum Geosciences

Email: svega@pi.ac.ae
Phone: +971 2 607 5328

Ph.D., Geophysics, Stanford University, 2004
M.Sc., Geophysics, Stanford University, 2000
B.Sc., Physics, Universidad Central de Venezuela, 1990

Experience:

2005 - present	Assistant Professor, The Petroleum Institute, Abu Dhabi
2004 - 2005	Postdoctoral Associated, University of Miami, Florida
2001 - 2004	Research Assistant, Stanford University, California
2000 - 2001	Teaching Assistant, Stanford University, California
2000 - 2000	Intern, Schlumberger Doll Research, Connecticut
1999 - 1999	Research Assistant, Stanford University, California
1991 - 1998	Petrophysicist, Intevep-PDVSA, Venezuela
1990 - 1991	Field Assistant Seismologist, Sismoven-Halliburton, Venezuela
1987 - 1990	Teaching Assistant, Universidad Central de Venezuela, Caracas

Professional:

Petrophysicist experienced in acoustic lab measurements, correlation between geophysical data (seismic, well logs, and lab) and rock properties, rock physics model for fluid substitution, rock physics diagnosis for reservoir characterization, and anisotropy detection.

Some recent publications:

Vega, S., Prajapat, J. V, Al Mazrooei, A.A., 2010, Preliminary experiments to evaluate the Gassmann equation in carbonate rocks: calcite and dolomite: The Leading Edge, v. 29, p. 906-911.
AlSuwaidi, M.E., Vega, S., and Steuber, T., 2009, Correlation between Rock Physical Properties, Sedimentological, and Diagenetic Characteristics of Late Cretaceous Rocks in the Middle East: International Petroleum Technology Conference, Proceedings, IPTC 14029.
Hassan, A., and Vega, S., 2009, A Study of Seismic Velocities and Differential Pressure Dependence in a Middle East Carbonate Reservoir: 71st EAGE Conference, Extended Abstracts, P281, p. 1-5.
Vega, S., and Berteussen, K., 2008, Uncertainty Study of Time-lapse Seismic Data in a Carbonate Field: EAGE Extended Abstracts, I026, p. 1-5.
Vega, S., Berteussen, K., Sun, Y. F., and Sultan, A. A., 2007, Is Gassmann the best model for fluid substitution in heterogeneous carbonates?: SEG Expanded Abstracts, v. 26, p. 1575-1578.
Truss, S. T., Grasmueck, M., and Vega, S., 2007, Investigation of Water Migration Through the Vadose Zone of the Miami Oolite Using High-Resolution 4D Ground Penetrating Radar: Water Resources Research, v. 43, W03405, p. 1-15.
Sun, Y. F., Berteussen, K., Vega, S., Eberli,G. P., Baechle, G. T., Weger, R. J., Massaferro, J. L., Bracco Gartner, G. L., and Wagner, P. D., 2006, Effects of pore structure on 4D seismic signals in carbonate reservoirs: SEG Expanded Abstracts, v. 25, p. 3260-3264.
Vega, S., Mavko, G., Prasad, M., and Nur, A., 2006, Detection of stress-induced velocity anisotropy in unconsolidated sands: The Leading Edge, v. 25, p. 252-256.
Vega, S., Prasad, M, and Mavko, G., 2003, Comparative study of velocities under hydrostatic and non-hydrostatic stress in sands: SEG Expanded Abstracts, v. 22, p. 1231-1234.
Vega, S., Mukerji, T., Mavko, G., and Prasad, M., 2003, Stratification in loose sediments and its seismic signature: SEG Expanded Abstracts, v. 22, p. 1219-1222.