SPECIFIC-HEAT OF (Y1-XPRX)BA2CU3O7 - MAGNETIC-ORDERING - MAGNETIC HYPERFINE FIELDS

被引:7
作者
AMATO, A
CASPARY, R
FISHER, RA
PHILLIPS, NE
RADOUSKY, HB
PENG, JL
ZHANG, L
SHELTON, RN
机构
[1] TH DARMSTADT,INST FESTKORPERPHYS,W-6100 DARMSTADT,GERMANY
[2] LAWRENCE LIVERMORE NATL LAB,LIVERMORE,CA 94550
[3] UNIV CALIF DAVIS,DEPT PHYS,DAVIS,CA 95616
来源
PHYSICA B | 1990年 / 165卷
关键词
D O I
10.1016/S0921-4526(09)80259-7
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The specific heat of (Y1−xPrx)Ba2Cu3O7 has been measured for x=0, 0.1, 0.2 and 0.3, 0.3≤T≤120K and H=0 and 7T. The coefficient of the linear term is γ≃200 mJ/mole Pr·K2. The Pr ions are characterized by a previously unrecognized low-temperature ordering, and an effective hyperfine field that is enhanced by an applied field. © 1990, Elsevier Science Publishers B.V. (North-Holland). All rights reserved.
引用
收藏
页码:1347 / 1348
页数:2
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