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Professor Julia Lee-Thorp from Oxford University with researchers from Chad, France and the US analyzed the carbon isotope ratios in the teeth and found the signature of a diet rich in foods derived from C4 plants.
A* The characteristics of every sample, including the T/E ratio, are analyzed at the WADA-certified laboratory in Montreal and the laboratory determines which samples are subjected to Carbon Isotope Ratio (CIR) testing.
All in all, carbon isotope ratios suggest the environment back then was mostly grassy savanna.
Experimental evidence for the relationship of the carbon isotope ratios of whole diet and dietary protein to those of bone collagen and carbonate, in J.
Sample data from each instrument, including models that measure the carbon isotope ratio (delta-13C), water vapor isotopes ratios (delta-16O, delta-D), various greenhouse gases like carbon dioxide and methane, and other gas concentrations are also included.
Carbon isotope ratios, mineral concentrations, and rock deformations were similar to those seen in Yucatan and other impact crater sites.
Carbon isotope ratios,mineral concentrations,and rock deformations were similar to those seen in Yucatan.
12]) Accelerator Mass Spectrometry (AMS) Coupled With Stable Carbon Isotope Ratio Mass Spectrometry (IRMS) ([C.