LINEAR-RESPONSE CALCULATIONS OF LATTICE-DYNAMICS USING MUFFIN-TIN BASIS-SETS

被引:114
作者
SAVRASOV, SY
机构
[1] Max-Planck-Institute for Festkörperforschung
关键词
D O I
10.1103/PhysRevLett.69.2819
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
An all-electron formulation of density-functional linear-response theory is presented. It is based on representing the first-order corrections to the one-electron wave functions in terms of a muffin-tin basis set. This, for instance, makes ab initio calculations of lattice dynamics for transition-metal systems possible. The computability is demonstrated for phonon dispersions in Nb and the results are found to be in excellent agreement with frozen-phonon calculations and with experimental data.
引用
收藏
页码:2819 / 2822
页数:4
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