New approach to surface magnon states in the semi-infinite antiferromagnetic Heisenberg model with biquadratic exchange and single-ion anisotropy

被引：9

作者：

Celic, A

Kapor, D

Skrinjar, M

Stojanovic, S

机构：

[1] Institute of Physics, Faculty of Sciences, Trg D, 21000 Novi Sad

来源：

PHYSICS LETTERS A | 1996年 / 219卷 / 1-2期

关键词：

biquadratic exchange; bulk magnons; Heisenberg Hamiltonian; semi-infinite ferromagnet; single-ion anisotropy; surface magnons;

D O I：

10.1016/0375-9601(96)00353-2

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

We present a new approach to the study of excitations in a semi-infinite antiferromagnet described by the Heisenberg Hamiltonian with biquadratic exchange and single-ion anisotropy.

引用

页码：121 / 130

页数：10

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