Sentences with phrase «hydrogen isotope analysis»
The study by Louie Yang (Dept. Entomology at UC - Davis) used stable hydrogen isotope analysis to test tissue samples from 114 butterflies at 4 overwintering locations.
https://www.westernmonarchcount.org/ Not exact matches
Scientists can determine where an individual piece of meat comes from using a technique called isotope analysis, looking at the specific fingerprints of carbon, hydrogen, and nitrogen atoms to see where a cow lived.
Analysis of the water leaving Venus's atmosphere, however, shows that many of the hydrogen ions are actually a stable isotope of the element called deuterium, which consists of a proton and a neutron (rather than just a proton) in its nucleus.
In his talk, Agee presented the results of the isotope analysis for oxygen as well as hydrogen.
The team based its analysis on ratios of oxygen and hydrogen isotopes in ice cores drilled in East Antarctica.