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Laser-induced Fluorescence for Detection of Alloying Elements During Laser Welding of Austenitic Stainless Steel

Published

Author(s)

Brian J. Simonds, Jeffrey W. Sowards, Paul A. Williams

Abstract

We demonstrate a sensitivity increase of 104 over optical emission spectroscopy by applying laser-induced fluorescence to detect evaporating alloying elements during laser welding. As proof-of-principle, we target silicon in stainless steel in the near-UV.
Proceedings Title
Laser-induced Fluorescence for Detection of Alloying Elements During Laser Welding of Austenitic Stainless Steel
Volume
50
Issue
32
Conference Dates
May 14-19, 2017
Conference Location
San Jose, CA

Keywords

laser welding, laser-induced fluorescence

Citation

Simonds, B. , Sowards, J. and Williams, P. (2017), Laser-induced Fluorescence for Detection of Alloying Elements During Laser Welding of Austenitic Stainless Steel, Laser-induced Fluorescence for Detection of Alloying Elements During Laser Welding of Austenitic Stainless Steel, San Jose, CA, [online], https://doi.org/10.1088/1361-6463/aa7836 (Accessed April 14, 2024)
Created July 21, 2017, Updated November 10, 2018