DISAPPEARANCE OF FERROMAGNETISM AT LOW-TEMPERATURES IN CONB2O6

被引:17
作者
HANAWA, T [1 ]
ISHIKAWA, M [1 ]
MIYATANI, K [1 ]
机构
[1] EHIME UNIV, FAC GEN EDUC, MATSUYAMA, EHIME 790, JAPAN
关键词
DISAPPEARANCE OF FERROMAGNETISM; SPECIFIC HEAT; MAGNETIZATION; SUSCEPTIBILITY; COLUMBITE NIOBATE; CONB2O6;
D O I
10.1143/JPSJ.61.4287
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Specific heat, magnetic susceptibility, and M-H measurements of CoNb2O6 revealed that the compound exhibits two successive phase transitions at 2.9 K (= T1) and 1.9 K (= T2): at T1, long-range ferromagnetic order sets in, but below T2, the ferromagnetism vanishes and recovers in applied fields higher than about 500 Oe.
引用
收藏
页码:4287 / 4289
页数:3
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