IONIZATION ENERGIES OF SODIUM CLUSTERS CONTAINING UP TO 22000 ATOMS

被引:31
作者
GOHLICH, H
LANGE, T
BERGMANN, T
NAHER, U
MARTIN, TP
机构
[1] Max-Planck-Institut für Festkörperforschung, W-7000 Stuttgart 80
关键词
D O I
10.1016/0009-2614(91)90485-R
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
Recently it has been shown that the mass spectra of sodium clusters show evidence for magic numbers up to 22000 atoms. In the present investigation we have measured the ionization potential of large sodium clusters. The results indicate that magic numbers observed earlier are caused by an increase in the ionization energy each time a geometric shell of atoms is completed.
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页码:67 / 72
页数:6
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