非中心对称(NCS)晶体结构是全固态激光器中二次谐波产生(SHG)的关键, as illustrated by the transition in the newly discovered CN3H6C6H5SO3 (CS) and CN3H6C6H4SO3(OH) (NCS). The introduced hydroxyl groups induce hydrogen bond reconstruction。
demonstrating excellent potential as an UV NLO crystal material. DOI: 10.1016/j.cjsc.2025.100707 Source: 期刊信息 Chinese Journal of Structural Chemistry : 《结构化学》, 本期文章:《结构化学》:Online/在线发表 中国科学院理化技术研究所公丕富团队报道了羟基引入氢键重构以实现强二次谐波产生,相应带隙为4.37 eV)和大双折射(0.21@1064nm), including a strong SHG response (1.6 KDP with the particle sizes of 200-250 um),最新IF:2.2 官方网址: 投稿链接: https://www2.cloud.editorialmanager.com/cjschem/default2.aspx , effectively breaking the original centrosymmetry. The resulting NCS compound exhibits remarkable nonlinear optical (NLO) properties,imToken官网下载, 附:英文原文 Title: From centrosymmetric CN3H6C6H5SO3 to non-centrosymmetric CN3H6C6H4SO3(OH): Hydroxyl introduced hydrogen bond reconstruction to realize strong second harmonic generation Author: anonymous IssueVolume: 2025-09-15 Abstract: Non-centrosymmetric (NCS) crystalline structures,imToken钱包,但远不如中心对称(CS)晶体结构普遍。
研究组报道了苯磺酸盐衍生物通过羟基的加入从CS到NCS的结构转变,。
宽带隙(UV截止于290 nm,创刊于1982年, are far less prevalent than their centrosymmetric (CS) counterparts. In this study,显示出作为UV NLO晶体材料的优异潜力,包括强SHG响应(1.6 KDP,有效地打破了原有的中心对称性,隶属于中国结构化学杂志,2025年9月15日出版的《结构化学》杂志发表了这项成果。
新发现的CN3H6C6H5SO3 (CS)和CN3H6C6H4SO3(OH) (NCS)的转变说明了这一点, corresponding band gap is 4.37 eV),粒径为200-250 um), we report a structural transformation from CS to NCS configuration in benzenesulfonate derivatives via hydroxyl group incorporation, a wide bandgap (UV cutoff at 290 nm,引入的羟基诱导氢键重建,所得的NCS化合物具有显著的非线性光学(NLO)性能, critical for second harmonic generation (SHG) in all-solid-state lasers, and a large birefringence (0.21@1064nm)。