ion scattering spectroscopy
Also found in: Acronyms.
ion scattering spectroscopy[¦ī‚än ¦skad·ə·riŋ spek′träs·kə·pē]
A spectroscopic technique in which a low-energy (about 1000 electronvolts) beam of inert-gas ions in directed at a surface, and the energies and scattering angles of the scattered ions are used to identify surface atoms. Abbreviated ISS.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.