The exploration of new infrared nonlinear optical crystals based on the polymorphism of BaGa<sub>4</sub>S<sub>7</sub>
Zhen Qian, Haonan Liu, Yu-Jie Zhang, Hongping Wu, Zhanggui Hu, Jiyang Wang, Yicheng Wu, Hongwei Yu
Abstract
Two new polymorphism of BaGa 4 S 7 was successfully discovered and synthesized. Among them, β-BaGa 4 S 7 exhibits the best balance among a large phase-matching SHG response and a wide band gap, as well as the stable physicochemical property.
Topics & Concepts
Polymorphism (computer science)InfraredChemistryPhysicsMaterials scienceOpticsGenotypeBiochemistryGeneCrystal Structures and PropertiesSolid-state spectroscopy and crystallographyHigh-pressure geophysics and materials