PHOTOELECTRON AND THEORETICAL INVESTIGATIONS ON BISMUTH AND ANTIMONY PENTAMER ANIONS - EVIDENCE FOR AROMATIC STRUCTURE

被引:29
作者
GAUSA, M
KASCHNER, R
LUTZ, HO
SEIFERT, G
MEIWESBROER, KH
机构
[1] TECH UNIV DRESDEN,INST THEORET PHYS,D-01062 DRESDEN,GERMANY
[2] UNIV ROSTOCK,FACHBEREICH PHYS,D-18051 ROSTOCK,GERMANY
关键词
D O I
10.1016/0009-2614(94)01138-9
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
We use photoelectron spectroscopy with UV laser light of hv approximate to 4 eV to investigate the electronic level structure of the bismuth and the antimony pentamer anion. Additionally we perform LCAO-LDA calculations for these clusters. We suggest the pentamers have a planar cyclic geometry, being aromatic under the 4n+2 Huckel rule, like benzene or cyclopentadienyl. The vertical detachment energies are calculated and show good agreement with experiment.
引用
收藏
页码:99 / 102
页数:4
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