You searched for: “ion mass spectrometer”
An analytical instrument in which ions, produced from a sample, are separated by electric or magnetic fields according to their ratios of charge to mass.
A record is produced (mass spectrum) of the types of ion present and their relative amounts.
Word Entries containing the term: “ion mass spectrometer”
ion microprobe, ion probe, secondary ion mass spectrometer, SIMS
An instrument for microscopic chemical analysis, in which a beam of primary ions with an energy in the range 5-20 kilo-electron volts hit a small spot on the surface of a sample with high-energy particles, and positive and negative secondary ions sputtered from the surface are analyzed in a mass spectrometer.