Nonlinear Absorption of Ultrashort High-Intensity Few-Cycle Laser Pulses in Transparent Optical Materials

Vitaly Gruzdev; Olga Sergaeva

doi:10.1364/ASSL.2020.JTu5A.18

Laser Congress 2020 (ASSL, LAC)
OSA Technical Digest (Optica Publishing Group, 2020),
paper JTu5A.18
•https://doi.org/10.1364/ASSL.2020.JTu5A.18

Nonlinear Absorption of Ultrashort High-Intensity Few-Cycle Laser Pulses in Transparent Optical Materials

Vitaly Gruzdev and Olga Sergaeva

Laser Applications Conference 2020

Washington, D.C. United States
13–16 October 2020
ISBN: 978-1-943580-84-2

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Joint Poster Session I (JTu5A)

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V. Gruzdev and O. Sergaeva, "Nonlinear Absorption of Ultrashort High-Intensity Few-Cycle Laser Pulses in Transparent Optical Materials," in Laser Congress 2020 (ASSL, LAC), P. Schunemann, C. Saraceno, S. Mirov, S. Taccheo, J. Nilsson, A. Petersen, D. Mordaunt, and J. Trbola, eds., OSA Technical Digest (Optica Publishing Group, 2020), paper JTu5A.18.

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Abstract

Traditional models of nonlinear absorption by optical materials assume single-frequency spectrum of laser light. They are compared against a new Keldysh-type analytical model of nonlinear absorption driven by few-cycle laser pulses with non-zero spectral bandwidth.

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