Erik Pollock, a geoscientist at the U of A, is the lab manager of the University of Arkansas Stable Isotope Lab and the Trace Element and Radiogenic Isotope Lab.

Stable isotope analysis of elements such as carbon, nitrogen and sulphur is used in ecology to trace the flow of nutrients through food webs and assess trophic levels. Native plants inhabiting the ...

on-line combustion and high temperature conversion elemental analysis, coupled with continuous flow stable isotope analysis. This “workhouse” mass spectrometer can measure stable isotopes of purified ...

Every year, hailstorms cause billions in damage to homes, businesses, and crops, yet how these ice balls of destruction form ...

The data provided by the stable isotope analysis provided the researchers with a means to test these hypotheses. They found that within the elite cemetery of Saint-Jean de Todon, the individuals ...

A research team led by Prof. ZHANG Zhirong from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, ...

Although most hailstone growth takes place at temperatures between 14 and -22 degrees Fahrenheit (-10 and -30 degrees Celsius ...