VIBRATIONS AND BERRY PHASES OF CHARGED BUCKMINSTERFULLERENE

被引:26
作者
AUERBACH, A
机构
[1] Department of Physics, Technion-Israel Institute of Technology
关键词
D O I
10.1103/PhysRevLett.72.2931
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A simple model of electron-vibron interactions in buckminsterfullerene ions is solved semiclassically. Electronic degeneracies Of C60n- induce dynamical Jahn-Teller distortions, which are unimodal for n not-equal 3 and bimodal for n = 3. The quantization of motion along the Jahn-Teller manifold leads to a symmetric-top rotator Hamiltonian. I find molecular Aharonov-Bohm effects where electronic Berry phases determine the vibrational spectra, zero point fluctuations, and electrons' pair binding energies. The latter are relevant to superconductivity in alkali fullerenes.
引用
收藏
页码:2931 / 2934
页数:4
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