infrared luminescence (IRL)
The emission of radiant energy during a transition from an excited electronic state of an atom, molecule, or ion to a lower electronic state (fluorescence or phosphorescence, or both), where the spectrum of the excitation source is in the ultraviolet (UV) or visible region of the electromagnetic spectrum, or both, and the spectrum of the emitted energy is in the far red or infrared (IR) region of the electromagnetic spectrum.
Committee
Forensic Document Examination
Date Added to Lexicon
Standard Source (Designation Number Title of Standard. Publisher, Place, Year.)
ANSI/ASB Standard 035-20 Standard for the Examination of Documents for Alterations . AAFS Academy Standards Board (ASB), 410 North 21st Street, Colorado Springs, CO , 2020.
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