Journal Published Online: 01 July 1986
Volume 31, Issue 3

Lasers and Optical Spectroscopy in Questioned Document Examination

CODEN: JFSCAS

Abstract

The use of in situ laser-luminescence and excitation spectroscopy for examination of questioned documents is investigated. It is found that such spectroscopy can at times discriminate between similar inks when conventional methods are unsuccessful. A particularly effective procedure for room temperature luminescence enhancement is presented and compared with luminescence at cryogenic temperatures.

Author Information

Sinor, TW
Center for Forensic Studies, Texas Tech University, Lubbock, TX
Wilde, JP
Center for Forensic Studies, Texas Tech University, Lubbock, TX
Everse, KE
Center for Forensic Studies, Texas Tech University, Lubbock, TX
Menzel, ER
Center for Forensic Studies, Texas Tech University, Lubbock, TX
Pages: 15
Price: $25.00
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Details
Stock #: JFS11093J
ISSN: 0022-1198
DOI: 10.1520/JFS11093J