Absolute measurements of second-order nonlinear-optical coefficients of LaBGeO5 at UV generating region

Masaki Yamanobe; Ryoichi Tanaka; Naoya Hirayama; Ichiro Shoji

doi:10.1364/BGPPM.2022.JTu2A.24

Optica Advanced Photonics Congress 2022
Technical Digest Series (Optica Publishing Group, 2022),
paper JTu2A.24
•https://doi.org/10.1364/BGPPM.2022.JTu2A.24

Absolute measurements of second-order nonlinear-optical coefficients of LaBGeO₅ at UV generating region

Masaki Yamanobe, Ryoichi Tanaka, Naoya Hirayama, and Ichiro Shoji

Bragg Gratings, Photosensitivity and Poling in Glass Waveguides and Materials 2022

Maastricht,Limburg Netherlands
24–28 July 2022
ISBN: 978-1-957171-16-6

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Poster Session I: In-person (JTu2A)

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M. Yamanobe, R. Tanaka, N. Hirayama, and I. Shoji, "Absolute measurements of second-order nonlinear-optical coefficients of LaBGeO5 at UV generating region," in Optica Advanced Photonics Congress 2022, Technical Digest Series (Optica Publishing Group, 2022), paper JTu2A.24.

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Abstract

We absolutely measure the second-order nonlinear-optical coefficients of LaBGeO₅ at the fundamental wavelength of 532 nm. The determined coefficients are d₃₃=1.15, d₂₂=1.41, d₃₁=d₃₂=0.75 and d₁₁=0.55 pm/V, which are inconsistent with those previously measured at 1064 nm.

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