Optical Materials: X (May 2024)

Barium chalcogenides for nonlinear optics in the mid-IR: Properties and applications

  • Valentin Petrov,
  • Kiyoshi Kato,
  • Kentaro Miyata

Journal volume & issue
Vol. 22
p. 100319

Abstract

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The essential properties of BaGa4S7 (BGS), BaGa4Se7 (BGSe), BaGa2GeS6 (BGGS), BaGa2GeSе6 (BGGSe), and Ba2Ga8GeS16 (B2GGS) are reviewed, together with all nonlinear optical applications of these non-centrosymmetric crystals realized so far.