For example, most carbon (≈ 99 %) has 6 protons and 6 neutrons and is ... produces variation in the stable isotope ratio of different element pools and b) establishes an isotope signal that can ...

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This measurement provides carbon, oxygen and “clumped” isotope ratios for carbonate minerals, which enables us to reconstruct the temperature at which the carbonate formed, along with information ...

In the global carbon cycle, microorganisms have evolved a variety of methods for fixing carbon. Researchers from Bremen and ...

Volcanic eruption from 12 million years ago preserves a snapshot of extinct animal life. Rhinos that once roamed much of ...

I supervise a laboratory for the analysis of stable isotope ratios of carbon, hydrogen, nitrogen, and oxygen. Specific areas of research include modeling the global carbon cycle using isotope ratios ...

Deuterium ratios vary strongly with weather conditions ... Linking winter and summer events in a migratory bird using stable carbon isotopes. Science 282, 1884-1886 (1998). Minami, H.

Stable isotopes are safe, non-radioactive forms of common elements such as carbon, nitrogen and hydrogen that occur ... and atmospheric pressure chemical ionization probes, Isotope Ratio Mass ...

The Center for Isotope Geochemistry is a world-class facility for high-precision analysis of both radiogenic and stable isotopes on a wide range of materials. The Center is spread over two ...