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R. Greg Vaughan's Picture
Address:
Jet Propulsion Laboratory
M/S 183-501
4800 Oak Grove Drive
Pasadena, CA 91109
Phone:
818.354.3057
Fax:
818.354.0966
Email:

R. Greg Vaughan

Education
  • B.S. Geology, Virginia Tech (1992)
  • M.S. Geology/Geochemistry, University of Georgia (1995)
  • Ph.D. Geology/Remote Sensing, University of Nevada Reno (2004)
Research Interests
  • Monitoring
    1. volcanic activity (temperature changes, thermal flux, surface composition and volcanic gas emissions) and
    2. volcanic hazards (acid precipitation, lava and pyroclastic flows, land slides, lahars, and plumes) using thermal infrared (ASTER, MASTER and FLIR) and LIDAR data
  • Mapping weathering and alteration minerals related to geothermal and mineral resource exploration, and terrestrial sulfate deposits related to Mars exploration using a combination of hyperspectral and multispectral, VNIR/SWIR and TIR remote sensing data
  • Synthesis of multiple spatial/temporal data sets for 3D/4D analysis and improved visualization, scientific interpretation, and education about geologic environments
Professional Experience
  • Jet Propulsion Laboratory, 2002-present
    • Caltech Postdoctoral Scholar, 2004-present
    • Consulting Scientist, 2002-2004
  • NASA Graduate Student Research Program (GSRP) Fellow, University of Nevada Reno, 2001-2004
  • GIS Technician, Nevada Bureau of Mines and Geology, 2000-2001
  • Teaching Assistant, University of Nevada Reno, 2000
  • Consulting Geologist, 1995-1999
  • University of Georgia, 1992-1995
    • Educational Program Specialist, Honors Geology and Anthropology Summer Field Program, 1995
    • Analytical Geochemist, 1993-1994
    • Teaching Assistant, 1992-1994
Selected Awards
  • Outstanding Ph.D. Student in Geology, Mackay School of Mines, University of Nevada Reno, 2002
  • Outstanding Graduate Student Award, University of Nevada Reno, Graduate Student Association, 2002
  • NASA Graduate Student Research Program Fellowship, 2001-2004
  • Merit Grant Scholarship, University of Nevada Reno, Graduate Student Association, 2000
  • Invited Student Researcher, Alvin (Adventure IV) dives to 9o-10o N, East Pacific Rise, 1994
  • Outstanding Graduate Teaching Award, University of Georgia, 1993-1994
  • Indiana University Field Camp Scholarship, 1991
Selected Publications
  1. Vaughan, R.G., Hook, S.J., Ramsey, M.S., Realmuto, V.J. and Schneider, D. J. 2005, Monitoring Eruptive Activity at Mount St. Helens with TIR Image Data, Geophysical Research Letters, v. 32, No. 19, L19305.
  2. Vaughan, R.G., Hook, S.J., Calvin, W.M., and Taranik, J.V., 2005, Surface Mineral Mapping at Steamboat Springs, Nevada with Multi-Wavelength Thermal Infrared Images, Remote Sensing of Environment, ASTER Special Issue, v. 99 (1-2), pp. 140-158.
  3. Vaughan, R.G., Wessels, R., Ramsey, M.S., 2005, Monitoring Renewed Volcanic Activity at Mount St. Helens with High-Resolution Thermal Infrared Data: ASTER, MASTER and FLIR, Eos Trans. AGU, Fall Meet. Suppl.
  4. Vaughan, R.G. and Calvin, W.M., 2005, Mapping Weathering and Alteration Minerals in the Comstock and Geiger Grade Areas Using Visible to Thermal Infrared Airborne Remote Sensing Data, Comstock Field Trip Guide, Geological Society of Nevada Symposium 2005, Reno, NV.
  5. Vaughan, R.G. and Calvin, W.M., 2004, Synthesis of High-Spatial Resolution Hyperspectral VNIR/SWIR and TIR Image Data for Mapping Secondary Weathering and Alteration Minerals in Virginia City, Nevada, 2004 IEEE International Geoscience and Remote Sensing Symposium (IGARSS) Proceedings, 20-24 September 2004, Anchorage, Alaska, CD ROM.
  6. Vaughan, R.G., Calvin, W.M., 2004, Mapping Weathering and Alteration Minerals in Virginia City, Nevada with AVIRIS and HyperSpecTIR, Proceedings of the 13th Airborne Geoscience Workshop, JPL, Pasadena, California.
  7. Vaughan, R.G., Calvin, W.M., and Taranik, J.V., 2003, SEBASS Hyperspectral Thermal Infrared Data: Surface Emissivity Measurement and Mineral Mapping, Remote Sensing of Environment, v. 85, pp.48-63.
  8. Calvin, W.M., Coolbaugh, M.C., and Vaughan, R.G., 2002, Thermal Infrared Remote Sensing for Geothermal Site Characterization, Abstracts with Programs, Geological Society of America, v. 34, session # 242-4, p. 551.
  9. Vaughan, R.G., Calvin, W.M., Hook, S.J., and Taranik, J.V., 2002, Mapping Acid Sulfate Alteration of Basaltic Andesite with Thermal Infrared Data, 33rd Lunar and Planetary Science Conference, Houston, TX.
  10. Calvin, W.M., Taranik, J.V., Vaughan, R.G., Dykstra, J.D., and Jengo, C.M., 2001, Evaluation of New Commercial Hyperspectral Sensors for Mapping Mineral Alteration in Virginia City, Nevada, GSA abstracts with programs, Boston, MA.
  11. Kizis, J.A., Bruff, S.R., Crist, E.M., Mough, D.C., and Vaughan, R.G., 1997, Empirical geologic modeling in intrusion-related gold exploration: an example from the Buffalo Valley Area, Northern Nevada, SEG Newsletter, No. 30, July 1997.
  12. Crowe, D.E. and Vaughan, R.G., 1996, Standardization method for sulfur isotope analysis of SO2 from sulfides with laser microprobe, American Mineralogist, Jan. - Feb. 1996.

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