Anal Chem 2018 11 18;90(21):12692-12697. Epub 2018 Oct 18.
Department of Chemistry , Texas A and M University , College Station , Texas 77843 , United States.
We report on the ion emission from impacts of hypervelocity massive gold clusters for use in secondary ion mass spectrometry. Two massive gold clusters are considered, 520 keV Au and 1040 keV Au. The emission of fragment ions and molecular ions is evaluated for a series of neat samples, glycine, phenylalanine, arginine, and gramicidin S. Read More