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Conferences > EUVXRAY > 2024 > JW4A > JW4A.3

Resolving the tensor components for low-symmetry, polar class 3 nonlinear optical crystals: example of BaGa2GeS6

Kiyoshi Kato, Nobuhiro Umemura, Kentaro Miyata, and Valentin Petrov

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Abstract

The magnitude and sign of the nonlinear coefficients of the trigonal BaGa2GeS6 are determined by second-harmonic and sum-frequency generation, rendering it a viable alternative to AgGaS2 for 1-μm pumped frequency down-conversion to the mid-IR.

© 2024 The Author(s)

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