DISTRIBUTION OF MAGNETIC-FLUX IN HIGH-T-C GRAIN-BOUNDARY JUNCTIONS ENCLOSING HEXAGONAL AND TRIANGULAR AREAS

被引:61
作者
KIRTLEY, JR
CHAUDHARI, P
KETCHEN, MB
KHARE, N
LIN, SY
SHAW, T
机构
[1] IBM Thomas J. Watson Research Center, New York, NY 10598, P.O. Box 218, Yorktown Heights
来源
PHYSICAL REVIEW B | 1995年 / 51卷 / 17期
关键词
D O I
10.1103/PhysRevB.51.12057
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We report here scanning superconducting quantum interference device microscope measurements of the magnetic-flux-threading grain-boundary junctions that completely enclose hexagonal and triangular regions. While the total flux through one of these junctions is nΦ0, there are distinct areas of localized flux with magnitudes much less than Φ0. We present the experimental results and discuss possible explanations for these observations. © 1995 The American Physical Society.
引用
收藏
页码:12057 / 12060
页数:4
相关论文
共 24 条
[1]  
BERMON S, 1985, IBM TECHNICAL DISCLO, V27, P5847
[2]   MAGNETIC MICROSCOPY USING A LIQUID-NITROGEN COOLED YBA2CU3O7 SUPERCONDUCTING QUANTUM INTERFERENCE DEVICE [J].
BLACK, RC ;
MATHAI, A ;
WELLSTOOD, FC ;
DANTSKER, E ;
MIKLICH, AH ;
NEMETH, DT ;
KINGSTON, JJ ;
CLARKE, J .
APPLIED PHYSICS LETTERS, 1993, 62 (17) :2128-2130
[3]   PARAMAGNETIC MEISSNER EFFECT IN BI HIGH-TEMPERATURE SUPERCONDUCTORS [J].
BRAUNISCH, W ;
KNAUF, N ;
KATAEV, V ;
NEUHAUSEN, S ;
GRUTZ, A ;
KOCK, A ;
RODEN, B ;
KHOMSKII, D ;
WOHLLEBEN, D .
PHYSICAL REVIEW LETTERS, 1992, 68 (12) :1908-1911
[4]   EVIDENCE FOR AN UNCONVENTIONAL SUPERCONDUCTING ORDER-PARAMETER IN YBA2CU3O6.9 [J].
BRAWNER, DA ;
OTT, HR .
PHYSICAL REVIEW B, 1994, 50 (09) :6530-6533
[5]   BI-EPITAXIAL GRAIN-BOUNDARY JUNCTIONS IN YBA2CU3O7 [J].
CHAR, K ;
COLCLOUGH, MS ;
GARRISON, SM ;
NEWMAN, N ;
ZAHARCHUK, G .
APPLIED PHYSICS LETTERS, 1991, 59 (06) :733-735
[6]   SYMMETRY OF THE SUPERCONDUCTING ORDER-PARAMETER IN YBA2CU3O7-DELTA EPITAXIAL-FILMS [J].
CHAUDHARI, P ;
LIN, SY .
PHYSICAL REVIEW LETTERS, 1994, 72 (07) :1084-1087
[7]   EXPERIMENTAL EVIDENCE FOR QUANTIZED FLUX IN SUPERCONDUCTING CYLINDERS [J].
DEAVER, BS ;
FAIRBANK, WM .
PHYSICAL REVIEW LETTERS, 1961, 7 (02) :43-&
[8]  
GAMMEL PL, 1987, PHYS REV LETT, V59, P2952
[9]  
GESHKENBEIN VB, 1978, PHYS REV B, V36, P235
[10]   FLUX-QUANTIZATION IN A HIGH-TC SUPERCONDUCTOR [J].
GOUGH, CE ;
COLCLOUGH, MS ;
FORGAN, EM ;
JORDAN, RG ;
KEENE, M ;
MUIRHEAD, CM ;
RAE, AIM ;
THOMAS, N ;
ABELL, JS ;
SUTTON, S .
NATURE, 1987, 326 (6116) :855-855