各向异性二维材料的拉曼散射及偏振光学研究

来源 :中国化学会第30届学术年会 | 被引量 : 0次 | 上传用户：woshishagua6

【摘要】

：

二维原子材料的晶体结构对称性决定了材料的本征性质。低对称性的二维材料,包括单斜晶系的黑磷(Black Phosphorous,BP)和三斜晶系的二硫化铼(Rhenium Disulphide,ReS2),具有显著的各向异性特性,其电学、力学、光学等性质都强烈依赖于晶轴取向。例如,黑磷沿着armchair方向的载流子迁移率远高于沿着zigzag方向,光吸收率也高于zigzag方向,其荧光和拉曼散射光

【作者】

：

童廉明张锦

【机构】

：

北京大学化学与分子工程学院,纳米化学研究中心,北京市海淀区颐和园路202号,100871

【出处】

：

中国化学会第30届学术年会

【发表日期】

：

2016年7期

【关键词】

：

二维原子晶体各向异性拉曼散射光学衬度双折射

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