Cation and anion co-partial substitution induced centrosymmetric to noncentrosymmetric structural transformation to construct nonlinear-optical rare-earth oxythiogermanates
Nan Zhang, Mei Yang, Wen‐Dong Yao, Wei Xu, Wenfeng Zhou, Wenlong Liu, Sheng‐Ping Guo
Abstract
M x Eu 18− x Ge 9 O 5 S 31 ( R 3) were obtained by cationic and anionic co-partial substitution of β-Eu 2 GeS 4 ( P 2 1 / m ), which induced centrosymmetric to noncentrosymmetric structural transformation and balanced second-order nonlinear optical activity.
Topics & Concepts
Substitution (logic)Construct (python library)Rare earthTransformation (genetics)IonNonlinear opticalCrystallographyChemistryNonlinear systemMaterials sciencePhysicsComputer scienceMineralogyOrganic chemistryQuantum mechanicsGeneBiochemistryProgramming languageCrystal Structures and PropertiesNonlinear Optical Materials ResearchHigh-pressure geophysics and materials