典型文献
Electron Momentum Spectroscopy of Valence Orbitals of Cyclopentene:Nuclear Dynamics and Distorted Wave Effect
文献摘要:
We report a mea-surement of elec-tron momentum distributions of valence orbitals of cyclopentene em-ploying symmetric noncoplanar(e,2e)kinematics at im-pact energies of 1200 and 1600 eV plus the binding energy.Experimental momentum profiles for individual ionization bands are obtained and compared with theoretical cal-culations considering nuclear dynamics by harmonic analytical quantum mechanical and thermal sampling molecular dynamics approaches.The results demonstrate that molecular vibrational motions including ring-puckering of this flexible cyclic molecule have obvious influences on the electron momentum profiles for the outer valence orbitals,especially in the low momentum region.For π*-like molecular orbitals 3a″,2a″,and 3a′,the impact-energy dependence of the experimental momentum profiles indicates a distorted wave effect.
文献关键词:
中图分类号:
作者姓名:
Zhao-hui Liu;En-liang Wang;Ya-guo Tang;Shan-shan Niu;Xu Shan;Xiang-jun Chen
作者机构:
Hefei National Laboratory for Physical Sciences at the Microscale and Department of Modern Physics,University of Science and Technology of China,Hefei 230026,China;J.R.Macdonald Laboratory,Physics Department,Kansas State University,Kansas 66506,USA
文献出处:
引用格式:
[1]Zhao-hui Liu;En-liang Wang;Ya-guo Tang;Shan-shan Niu;Xu Shan;Xiang-jun Chen-.Electron Momentum Spectroscopy of Valence Orbitals of Cyclopentene:Nuclear Dynamics and Distorted Wave Effect)[J].化学物理学报(英文版),2022(05):783-796
A类:
Orbitals,Cyclopentene,cyclopentene,ploying,noncoplanar,puckering
B类:
Electron,Momentum,Spectroscopy,Valence,Nuclear,Dynamics,Distorted,Wave,Effect,We,report,mea,surement,momentum,distributions,valence,orbitals,symmetric,2e,kinematics,energies,eV,plus,binding,energy,Experimental,profiles,individual,ionization,bands,obtained,compared,theoretical,culations,considering,nuclear,dynamics,by,harmonic,analytical,quantum,mechanical,thermal,sampling,molecular,approaches,results,demonstrate,that,vibrational,motions,including,this,flexible,cyclic,molecule,have,obvious,influences,electron,outer,especially,low,region,For,like,3a,2a,impact,dependence,experimental,indicates,distorted,wave,effect
AB值:
0.617858
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