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首页|期刊导航|物理学报|哒嗪分子表面增强拉曼效应下键极化率的研究:吸附构型与增强机理

哒嗪分子表面增强拉曼效应下键极化率的研究:吸附构型与增强机理

房超 吴国祯

物理学报2011,Vol.60Issue(3):201-206,6.
物理学报2011,Vol.60Issue(3):201-206,6.

哒嗪分子表面增强拉曼效应下键极化率的研究:吸附构型与增强机理

Surface enhanced Raman scattering of pyridazine molecule:absorption configuration and enhancement mechanism via bond polarizabilities

房超 1吴国祯2

作者信息

  • 1. 清华大学核能与新能源技术研究院,北京100084
  • 2. 原子分子纳米教育部重点实验室,清华大学物理系,北京100084
  • 折叠

摘要

Abstract

The temporal molecular bond polarizabilities of pyridazine molecule absorbed on Ag electrode were explored from its surface enhanced Raman intensities, showing that the two nitrogen atoms are the absorption sites and the enhancement is dominated by the charge transfer mechanism.The behaviors of the charges on the skeletal bonds were demonstrated under various applied voltages, which shows the conjugation effect.This algorithm is universal for the surface systems as long as their Raman spectra are available.

关键词

哒嗪/拉曼峰强/时间分辨键极化率/弛豫特征时间

Key words

pyridazine/ Raman intensity/ temporal bond polarizability/ relaxation of bond polarizability

引用本文复制引用

房超,吴国祯..哒嗪分子表面增强拉曼效应下键极化率的研究:吸附构型与增强机理[J].物理学报,2011,60(3):201-206,6.

基金项目

教育部重点实验室基金(批准号:306020),高等学校博士学科点专项科研基金(批准号:20060003050),国家自然科学基金(批准号:20773073)资助的课题. (批准号:306020)

物理学报

OA北大核心CSCDCSTPCDSCI

1000-3290

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