SUSCEPTIBILITY OF THE SPIN 1/2 HEISENBERG ANTIFERROMAGNETIC CHAIN

被引:373
|
作者
EGGERT, S
AFFLECK, I
TAKAHASHI, M
机构
[1] UNIV BRITISH COLUMBIA, CANADIAN INST ADV RES, VANCOUVER V6T 1Z1, BC, CANADA
[2] UNIV TOKYO, INST SOLID STATE PHYS, MINATO KU, TOKYO 106, JAPAN
关键词
D O I
10.1103/PhysRevLett.73.332
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Highly accurate results are presented for the susceptibility chi(T) of the s = 1/2 Heisenberg antiferromagnetic chain for all temperatures, using the Bethe ansatz and field theory methods. After going through a rounded peak, chi(T) approaches its asympotic zero-temperature value with infinite slope.
引用
收藏
页码:332 / 335
页数:4
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