FIELD DEPENDENCES OF HALDANE GAPS IN THE S = 1 ONE-DIMENSIONAL ANTIFERROMAGNET NENP

被引：26

作者：

REGNAULT, LP

VETTIER, C

ROSSATMIGNOD, J

RENARD, JP

机构：

[1] INST LAUE LANGEVIN,F-38041 GRENOBLE,FRANCE

[2] CENS,CEA,CNRS,LEON BRILLOUIN LAB,F-91191 GIF SUR YVETTE,FRANCE

[3] UNIV PARIS 11,INST ELECTR FONDAMENTALE,F-91405 ORSAY,FRANCE

来源：

PHYSICA B | 1992年 / 180卷

关键词：

D O I：

10.1016/0921-4526(92)90702-T

中图分类号：

O469 [凝聚态物理学];

学科分类号：

070205 ;

摘要：

We have studied by inelastic neutron scattering the field dependences of Haldane gaps in NENP both in fields parallel and perpendicular to the chain axis. The experimental data are compared to recent field-theory treatments of the S = 1 Heisenberg chain.

引用

页码：188 / 190

页数：3