EVIDENCE OF ENHANCED ANTIFERROMAGNETISM IN HIGHLY DOPED YBA2(CU1-XFEX)3O6+Y

被引:2
|
作者
TWIN, AJ
ABELL, JS
HARRIS, IR
机构
[1] School of Metallurgy and Materials, University of Birmingham, Birmingham
关键词
D O I
10.1016/0304-8853(92)90948-N
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A detailed study of the high-temperature magnetic susceptibility of the ceramic compound YBa2(Cu1-xFex)3O6+y, where x = 0.03, 0.09 and 0.15, has been undertaken using a Faraday balance. In-situ thermal cycling in a vacuum of 6 x 10(-6) mbar enabled reduction of the oxygen content to low values of y while monitoring the normal state magnetic properties. At increased Fe dopant levels a kink was superimposed on the Curie-Weiss susceptibility at low oxygen contents. This susceptibility anomaly occurred at 400-430 K, the antiferromagnetic ordering temperature of YBa2Cu3O6. The possibility of enhanced antiferromagnetism due to Fe doping is discussed.
引用
收藏
页码:611 / 612
页数:2
相关论文
共 50 条
  • [31] CRITICAL CURRENT MEASUREMENTS IN YBA2(CU1-XFEX)3O7-DELTA
    WORDENWEBER, R
    SASTRY, GVS
    HEINEMANN, K
    FREYHARDT, HC
    JOURNAL OF APPLIED PHYSICS, 1989, 65 (04) : 1648 - 1651
  • [32] MOSSBAUER-SPECTROSCOPY STUDIES OF CRYSTAL FIELDS IN YBA2(CU1-XFEX)3O7-Y
    ZUBOV, IV
    ILYUSHIN, AS
    NOVAKOVA, AA
    KUZMIN, RN
    MOSHCHALKOV, VV
    MUTTIK, IG
    KAUL, AR
    GRABOY, IE
    TRETYAKOV, YD
    JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 1988, 76-7 : 623 - 625
  • [34] ON THE MOSSBAUER SITE ASSIGNMENT IN YBA2(CU1-XFEX)3OY
    BRAND, RA
    SAUER, C
    LUTGEMEIER, H
    MEUFFELS, PM
    ZINN, W
    HYPERFINE INTERACTIONS, 1990, 55 (1-4): : 1229 - 1242
  • [35] MAGNETIC-PROPERTIES OF YBA2(CU1-XFEX)3OY
    SAKAGAMI, E
    ODA, Y
    YAMADA, Y
    KOHARA, T
    ASAYAMA, K
    JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 1987, 56 (12) : 4255 - 4258
  • [37] THE ORTHORHOMBIC-TO-TETRAGONAL PHASE-TRANSITION IN YBA2(CU1-XFEX)3O7-Y
    KIM, CJ
    LEE, HG
    KUK, IH
    CHANG, IS
    RIM, CS
    HAN, PS
    WON, DY
    JOURNAL OF MATERIALS SCIENCE, 1990, 25 (04) : 2165 - 2169
  • [38] MOSSBAUER INVESTIGATION OF THE SUPERCONDUCTOR YBA2(CU1-XFEX)3OY
    SAITOVITCH, EB
    AZEVEDO, IS
    SCORZELLI, RB
    SAITOVITCH, H
    DACUNHA, SF
    GUIMARAES, AP
    SILVA, PRJ
    TAKEUCHI, AY
    HYPERFINE INTERACTIONS, 1988, 42 (1-4): : 1251 - 1251
  • [39] MAGNETISM OF FE CLUSTERS IN YBA2(CU1-XFEX)3OY
    OESTERREICHER, H
    SMITH, M
    TAYLOR, D
    JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 1992, 104 : 497 - 498
  • [40] Enhanced flux pinning and critical currents in oxygen rich YBa2(Cu1-xFex)3O2 system
    Indian Journal of Pure & Applied Physics, 34 (11):