ORNL’s tandem technologies detect fluorine and isotopes of uranium at the same time to discern the fingerprint of a nuclear ...

Because the mix of carbon isotopes bonding to each fluorine atom is unique to how ... on samples that included pharmaceuticals and a common pesticide. Rasmussen and Hoffman are now conducting ...

An illustration of the chemical fingerprinting process at work on a common pesticide. Each peak in the graph indicates a different combination of carbon isotopes bonded to fluorine, as measured by ...