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Publications in VIVO
 

Hayes, John Emeritus, Geology & Geophysics

Positions

The cycling of carbon in modern and ancient environments and its relation to the development of the global environment. Molecular aspects of biogeochemistry and microbial geochemistry, specifically the distributions of the stable isotopes of carbon, hydrogen, nitrogen, oxygen and sulfur between and within organic and inorganic compounds in sediments and in organisms. The technology of isotope ratio measurements (C, H, N, O) in organic materials. Organic compounds in ground water as hydrologic tracers. Organic cosmochemistry.

selected publications