The magnetic correlation between organic radicals in a quasi-one-dimensional organic ferromagnet

被引:0
|
作者
Wang, YQ
Xiong, YS
Yi, L
Yao, KL
机构
[1] CHINA CTR ADV SCI & TECHNOL,WORLD LAB,BEIJING 100080,PEOPLES R CHINA
[2] ACAD SINICA,INT CTR MAT PHYS,SHENYANG 110015,PEOPLES R CHINA
关键词
D O I
10.1016/S0038-1098(96)00556-X
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The direct and indirect correlation between organic radicals in a quasi-one-dimensional organic ferromagnet model is investigated. By introducing random-phase-approximation (RPA), the typical spin-wave excitation modes of the model are obtained. The stiffness of acoustic spin-wave mode is found to represent the correlation between radicals. The variation of the stiffness according to the parameters of the system is discussed and indicates the unique features of the organic ferromagnet. Copyright (C) 1996 Elsevier Science Ltd
引用
收藏
页码:289 / 293
页数:5
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