Organic Geochemistry and
Office: GY 321
- Ph.D., 1985, University of California at Los Angeles (UCLA)
- Diplom-Chemiker, 1979, Technische Universität Braunschweig, Germany
Research Interests (click on red links for additional information)
- Research on shale gas funded by the Department of Energy.
- Stable isotopes in fossil fuels (oil, coal, gas) reveal how original biological material, heat and time affected the chemical composition of sedimentary organic matter.
- Paleoclimatology of laminated sediments from the Santa Barbara Basin off California.
- Development of organic hydrogen, carbon, and nitrogen stable isotope reference materials, partially funded by the National Science Foundation.
Isotope systematics and graduate seminars
Current Graduate Student Projects
- Katarina Topalov: Hydrogen stable isotopes in bone collagen
- Agnieszka Furmann: Shale gas geochemistry
- Carley Gasaway: Micro-FTIR characterization of shales
- Kevin Webster: Subterranean microbial methanotrophic uptake of atmospheric methane
- Lin Wei: Natural gas geochemistry
- Patrick Griffin: Stable isotope ratios in protein and amino acids
Click on link for a comprehensive list of publications (excluding abstracts).
- Development of organic H, C, and N stable isotope international standards for NIST and IAEA: Multi-laboratory expert calibration in support of GC, LC, and EA-IRMS Measurement Science (NSF, Geobiology and Low-temperature Geochemistry)
- Shale gas: Geochemical and physical constraints on genesis, storage, and producibility. (U.S. Department of Energy, Basic Energy Sciences)
- Indiana Zinc is distributed worldwide for the reduction of water to elemental hydrogen, for off-line determination of the D/H stable isotope ratio. Technical and logistic details are available at http://pages.iu.edu/~aschimme/zinc.html.