Measurement method in which the infrared absorption spectrum of light reflected and transmitted from powdered samples is measured.
Note: Used for the analysis of weakly-reflective surfaces in gas phase or vacuum.
Source:
PAC, 2020, 92, 1781. 'Glossary of methods and terms used in surface chemical analysis (IUPAC Recommendations 2020)' on page 1790 (https://doi.org/10.1515/pac-2019-0404)