HIGH-TEMPERATURE SUPERCONDUCTING CURRENT LEADS FOR CRYOGENIC APPLICATIONS IN MODERATE MAGNETIC-FIELDS

被引:21
作者
DORRI, B
HERD, K
LASKARIS, ET
TKACZYK, JE
LAY, KW
机构
[1] General Electric Company, Corporate Research and Development, Schenectady, Ny 12301
关键词
D O I
10.1109/20.133558
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Large YBa2Cu3O7-delta ceramic conductors suitable for bulk current applications have been fabricated using a magnetic technique to generate c-axis grain alignment. Critical currents on the order of several hundred amperes in a background field of 0.1 T have been achieved as a result of the aligned microstructure. The unusual dependence of the critical current on temperature and magnetic field is discussed in the context of anisotropy, self-field, and hysteretic effects.
引用
收藏
页码:1858 / 1860
页数:3
相关论文
共 19 条
  • [1] ARENDT RH, 1988, MATER RES SOC S P, V99, P203
  • [2] CHAFFEE CD, 1990, SUPERCONDUCTOR WEEK, V4, P1
  • [3] SUPERCONDUCTING TRANSPORT-PROPERTIES OF GRAIN-BOUNDARIES IN YBA2CU3O7 BICRYSTALS
    DIMOS, D
    CHAUDHARI, P
    MANNHART, J
    [J]. PHYSICAL REVIEW B, 1990, 41 (07): : 4038 - 4049
  • [4] ORIENTATION DEPENDENCE OF GRAIN-BOUNDARY CRITICAL CURRENTS IN YBA2CU3O7-DELTA BICRYSTALS
    DIMOS, D
    CHAUDHARI, P
    MANNHART, J
    LEGOUES, FK
    [J]. PHYSICAL REVIEW LETTERS, 1988, 61 (02) : 219 - 222
  • [5] TRANSPORT CRITICAL CURRENT OF ALIGNED POLYCRYSTALLINE Y1BA2CU3O7-DELTA AND EVIDENCE FOR A NONWEAK-LINKED COMPONENT OF INTERGRANULAR CURRENT CONDUCTION
    EKIN, JW
    HART, HR
    GADDIPATI, AR
    [J]. JOURNAL OF APPLIED PHYSICS, 1990, 68 (05) : 2285 - 2295
  • [6] RELATION OF CRITICAL CURRENT IRREVERSIBILITY TO TRAPPED FLUX AND MICROSTRUCTURE IN POLYCRYSTALLINE YBA2CU3O7
    EVETTS, JE
    GLOWACKI, BA
    [J]. CRYOGENICS, 1988, 28 (10) : 641 - 649
  • [7] SUPERCONDUCTING PROPERTIES OF ALIGNED CRYSTALLINE GRAINS OF Y1BA2CU3O7-DELTA
    FARRELL, DE
    CHANDRASEKHAR, BS
    DEGUIRE, MR
    FANG, MM
    KOGAN, VG
    CLEM, JR
    FINNEMORE, DK
    [J]. PHYSICAL REVIEW B, 1987, 36 (07): : 4025 - 4027
  • [8] GUBSER DU, 1990, UNPUB J SUPERCONDUCT
  • [9] HIGH-TEMPERATURE SUPERCONDUCTING CURRENT LEADS FOR CRYOGENIC APPARATUS
    HULL, JR
    [J]. CRYOGENICS, 1989, 29 (12) : 1116 - 1123
  • [10] HIGH CRITICAL CURRENTS IN Y-BA-CU-O SUPERCONDUCTORS
    JIN, S
    TIEFEL, TH
    SHERWOOD, RC
    DAVIS, ME
    VANDOVER, RB
    KAMMLOTT, GW
    FASTNACHT, RA
    KEITH, HD
    [J]. APPLIED PHYSICS LETTERS, 1988, 52 (24) : 2074 - 2076