Jason Koski (UPhoto)
Jefferson W. Tester
Smith School of Chemical and Biomolecular Engineering
Croll Professor of Sustainable Energy Systems, College of Engineering
Contact Information
2160 Snee Hall
Cornell University
Ithaca, NY 14853
p:
(607) 254-7211
Jefferson W. Tester
Smith School of Chemical and Biomolecular Engineering
Croll Professor of Sustainable Energy Systems, College of Engineering
Expertise
Energy systems analysis; geothermal energy extraction and conversion; hydrothermal and supercritical fluid processes with application to bioenergy; advanced drilling technology; energy storage; and waste treatment
Current Research Interest
Experimental and theoretical geothermal studies, including advanced drilling technologies employing hydrothermal jets and flames; geothermal resource assessment for the United States; thermal hydraulic modeling of fractured geothermal reservoirs, using reactive tracers; thermal energy storage, geothermal heat pumps, district heating, and power cycle modeling; life cycle and techno-economic systems analysis of energy and mass flows for geothermal and biomass energy supply and utilization
Distinction
Mr. and Mrs. Richard F. Tucker Excellence in Teaching Award
U.S. Representative for geothermal energy to the Intergovernmental Panel on Climate Change for the Special Report on Renewable Energy
Geothermal Resources Council Special Achievement Award
Selected Publications
Posmanik, Roy, Danilo A. Cantero, Arnav Malkani, Deborah L. Sills, and Jefferson W. Tester. “Biomass Conversion to Bio-Oil using Sub-Critical Water: Study of Model Compounds for Food Processing Waste.” Journal of Supercritical Fluids 119 (2017): 26–35.
Hawkins, Adam J., Don B. Fox, Matthew W. Becker, and Jefferson W. Tester. “Measurement and Simulation of Heat Exchange in Fractured Bedrock using Inert and Thermally Degrading Tracers.” Water Resources Research 53, no. 2 (2017): 1210-1230.