ELECTRONIC-STRUCTURE OF RATIONAL APPROXIMANTS TO ICOSAHEDRAL QUASI-CRYSTALS

被引：32

作者：

HAFNER, J

KRAJCI, M

机构：

来源：

EUROPHYSICS LETTERS | 1992年 / 17卷 / 02期

关键词：

D O I：

10.1209/0295-5075/17/2/011

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

We present electronic-structure calculations for various rational approximants to icosahedral quasi-crystals. We show that structure-induced minima in the electronic DOS exist in all phases. This pseudogap leads to a lowering of the structural energy by a Hume-Rothery-like mechanism.

引用

页码：145 / 150

页数：6

共 21 条

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