Raman Spectra 070300190080 姚思嘉 2010.7.1 合作者:蔺楠、尹伊伦
Background Raman’s inspiration? 海洋
? Theory 1. 拉曼散射的经典理论: 波调制过程: 0+ Anti-Stokes 0 0 Rayleigh 0- 1. 拉曼散射的经典理论: Anti-Stokes 0+ 波调制过程: 0 Rayleigh 0 0- Stokes
Theory 2. 拉曼散射的量子力学描述: 入射光 微扰项 薛定谔方程 电偶极矩的矩阵元
Theory 自发辐射 振荡偶极子 Anti-Stokes Rayleigh Stokes Virtual state Stokes Vibrational levels Ground state Anti Stokes
Devices 透镜组 1. LRS-III型激光拉曼光谱仪 2. Renishaw Raman Spectrometer Microscope & Notch filter 1. LRS-III型激光拉曼光谱仪 2. Renishaw Raman Spectrometer 透镜组
Devices
Devices 实验光路:
Our work 1. Raman Spectra of Several Organic Compounds ( CCl4, C2H5OH, C6H5CH3, CH3COCH3, C2H6SO) 2. Raman Spectra of Monolayer and Multilayer Graphene
Raman Spectrum of CCl4 ?
四类简正振动模式
To be continue… 感谢马世红老师和白翠琴老师的指导,感谢岑剡老师提供帮助。