首页 | 本学科首页   官方微博 | 高级检索  
     检索      

C2H221分子转动角动量定向分布(Orientation)及其碰撞弛豫和转移
引用本文:高文斌,A.D.RUDERT,J.MARTIN,H.ZACHARIAS,J.B.HALPERN.C2H221分子转动角动量定向分布(Orientation)及其碰撞弛豫和转移[J].物理学报,1999,48(5):862-875.
作者姓名:高文斌  A.D.RUDERT  J.MARTIN  H.ZACHARIAS  J.B.HALPERN
作者单位:(1)Chemistry,Howard University,Washington DC 20059 USA; (2)Physikalisches Institut,Universitaet Muenster,Wilhelm-klemm str. 10,48149 Muenster,BRD; (3)杭州电子工业学院,杭州 310037
基金项目:DAAD王宽诚教学基金会和德国科研基金(批准号:Za110/17)资助的课题.
摘    要:利用圆偏振激光受激Raman抽运,以 C2H2分子为样品选择性地制备了它的电子基态单一转动态(X1Σ+g,ν″2=1,J″的角动量定向布居(orientation).并从圆偏振紫外激光诱导的A1Au(ν′3=1)←X1Σ+g(ν″2=1)的荧光(谱),直接测定了 C2H2(X1Σg,ν″2=1,J″=4,7,8,…,13)的角动量定向布居值.从时间分辨的荧光信号谱测定了角动量定向布居的碰撞弛豫速率常数,同时还研究了由各初始激励的转动态向其他邻近转动态碰撞诱导的角动量定向布居转移. 关键词

关 键 词:分子  有机物  角动量定向布局  碰撞驰豫  转移
收稿时间:1998-07-13

THE ANGULAR MOMENTUM ORIENTATION OF C2H221 AND ITS COLLISIONAL DECAY AND TRANSFER
CAO WEN-BING,A.D.RUDERT,J.MARTIN,H.ZACHARIAS and J.B.HALPERN.THE ANGULAR MOMENTUM ORIENTATION OF C2H221 AND ITS COLLISIONAL DECAY AND TRANSFER[J].Acta Physica Sinica,1999,48(5):862-875.
Authors:CAO WEN-BING  ADRUDERT  JMARTIN  HZACHARIAS and JBHALPERN
Abstract:The rotational angular momentum orientation of acetylene in vibrationally excited discrete rotational state (X1Σ+g,ν″2=1,J″) has been selectively prepared by circularly polarized laser stimulated Raman pumping. From the induced fluorescence by a circularly polarized UV laser, A1Au(ν′3=1)←X1Σ+g(ν″2=1), the orientation of C2H2(X1Σg,ν″2=1,J″=4,7,8,…,13)is measured for the first time. The decay rate constants and transfer of the orientation from the initial excited level to neighboring rotational states have been extracted.
Keywords:
本文献已被 CNKI 维普 等数据库收录!
点击此处可从《物理学报》浏览原始摘要信息
点击此处可从《物理学报》下载免费的PDF全文
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号