NEGATIVE EVIDENCE FOR INCOMMENSURATE-COMMENSURATE EFFECTS IN THE TEMPERATURE-DEPENDENCE OF THE HELICAL TURN ANGLE AND THE CRITICAL-FIELD OF TB, DY AND HO

被引:26
作者
DRILLAT, A [1 ]
BARUCHEL, J [1 ]
BATES, S [1 ]
PALMER, SB [1 ]
机构
[1] UNIV HULL,DEPT APPL PHYS,HULL HU6 7RX,N HUMBERSIDE,ENGLAND
关键词
DYSPROSIUM - HOLMIUM - TERBIUM - THERMAL EFFECTS;
D O I
10.1016/0304-8853(84)90067-2
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The temperature dependence is measured of the turn angle theta in the helimagnetic phases of Ho and Tb to investigate possible incommensurate-commensurate transitions. The only significant departure from normal behavior are points of inflection at theta approximately equals 36 degree and 45 degree for Ho. Similar investigations of the critical field for Tb, Dy and Ho reveal no anomalous behavior, in contrast to previous observations, between the Neel temperature T//N and the Curie temperature T//c.
引用
收藏
页码:232 / 236
页数:5
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