Ultrafast Multiphoton Absorption in Optical-Coating Materials at Near-Damage-Threshold Fluence

V. Gruzdev; K. R. P. Kafka

doi:10.1364/CLEO_SI.2020.SW4E.1

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2020),
paper SW4E.1
•https://doi.org/10.1364/CLEO_SI.2020.SW4E.1

Ultrafast Multiphoton Absorption in Optical-Coating Materials at Near-Damage-Threshold Fluence

V. Gruzdev and K. R. P. Kafka

CLEO: Science and Innovations 2020

Washington, DC United States
10–15 May 2020
ISBN: 978-1-943580-76-7

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High-power Optics (SW4E)

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V. Gruzdev and K. R. P. Kafka, "Ultrafast Multiphoton Absorption in Optical-Coating Materials at Near-Damage-Threshold Fluence," in Conference on Lasers and Electro-Optics, OSA Technical Digest (Optica Publishing Group, 2020), paper SW4E.1.

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Abstract

Multiphoton absorption substantially contributes to the initiation of laser damage of optical coatings by ultrashort laser pulses. Here we report a simulation approach to fix some assumptions of the traditional models violated at near-damage-threshold fluence.

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