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PUBLICATIONS

Optical Measurements of Dynamic Absorptance during High-power Laser Spot Welding

Published

Author(s)

Brian Simonds, Jeffrey W. Sowards, Joshua A. Hadler, Boris Wilthan, Erik A. Pfeif, Jack Tanner, Chandler Harris, Paul A. Williams, John Lehman

Abstract

We present precision measurements of the time-dependent absorptance during a 10 ms fiber-laser spot weld on 316L stainless steel. From these, the precise time and energy at which a keyhole is formed can be determined.
Proceedings Title
Science and Innovations I: Light-matter Interactions and Materials Processing
Conference Dates
May 14, 2018-May 17, 2019
Conference Location
San Jose, CA, US
Conference Title
CLEO 2018
Pub Type
Conferences

Download Paper

Local Download
Metals

Citation

Simonds, B. , Sowards, J. , Hadler, J. , Wilthan, B. , Pfeif, E. , Tanner, J. , Harris, C. , Williams, P. and Lehman, J. (2018), Optical Measurements of Dynamic Absorptance during High-power Laser Spot Welding, Science and Innovations I: Light-matter Interactions and Materials Processing, San Jose, CA, US, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=924931 (Accessed October 27, 2025)

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Created May 7, 2018, Updated September 29, 2025
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