CPC C30B 29/46 (2013.01) [C01B 19/002 (2013.01); C30B 11/02 (2013.01); G02F 1/3551 (2013.01)] | 16 Claims |
1. A nonlinear optical crystal, wherein the chemical formula of the nonlinear optical crystal is MHgGeSe4, where M is selected from Ba or Sr; the nonlinear optical crystal has no symmetrical center, belongs to an orthorhombic crystal system, and has a space group Ama2.
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