DIMENSIONALITY OF FLUX-PINNING IN (BI,PB)2SR2CA2CU3O10+DELTA-AG TAPES WITH COLUMNAR DEFECTS - CROSSOVER FROM 2-DIMENSIONAL TO 3-DIMENSIONAL BEHAVIOR

被引:17
作者
KUMMETH, P [1 ]
STRULLER, C [1 ]
NEUMULLER, HW [1 ]
SAEMANNISCHENKO, G [1 ]
机构
[1] SIEMENS AG,RES LABS,W-9105 ERLANGEN,GERMANY
关键词
D O I
10.1063/1.112101
中图分类号
O59 [应用物理学];
学科分类号
摘要
We introduced columnar defects into (Bi,Pb)2Sr2Ca2Cu3O10+delta Ag tapes by irradiation with 2.65 GeV Au-197 ions to investigate the dimensionality of pinning for this compound. Samples were irradiated up to fluences of 3.5 x 10(11) ions/cm2 at a temperature of 100 K. The ion beam was directed both perpendicular and under a tilt angle of -60-degrees to the tape surface. Our samples showed homogeneous columnar line defects throughout the whole thickness of the superconducting core. As a novel result we found evidence for marked deviations from two-dimensional behavior at elevated temperatures both in magnetic and in transport measurements.
引用
收藏
页码:1302 / 1304
页数:3
相关论文
共 16 条
[1]   MAXIMUM PINNING ENERGY OF VORTICES IN ANISOTROPIC AND LAYERED SUPERCONDUCTORS [J].
BRANDT, EH .
EUROPHYSICS LETTERS, 1992, 18 (07) :635-640
[2]  
BULAEVSKII LN, 1973, ZH EKSP TEOR FIZ, V37, P1133
[3]   SUPERCONDUCTING CURRENT-DENSITY ENHANCEMENT BY HEAVY-ION IRRADIATION OF BI-2223 SILVER-CLAD TAPES [J].
CIVALE, L ;
MARWICK, AD ;
WHEELER, R ;
KIRK, MA ;
CARTER, WL ;
RILEY, GN ;
MALOZEMOFF, AP .
PHYSICA C, 1993, 208 (1-2) :137-142
[4]   2-DIMENSIONAL VORTICES IN A STACK OF THIN SUPERCONDUCTING FILMS - A MODEL FOR HIGH-TEMPERATURE SUPERCONDUCTING MULTILAYERS [J].
CLEM, JR .
PHYSICAL REVIEW B, 1991, 43 (10) :7837-7846
[5]   FLUX-LINE PINNING IN BI2SR2CA1CU2OX CRYSTALS - INTERPLAY OF INTRINSIC 2D BEHAVIOR AND IRRADIATION-INDUCED COLUMNAR DEFECTS [J].
GERHAUSER, W ;
RIES, G ;
NEUMULLER, HW ;
SCHMIDT, W ;
EIBL, O ;
SAEMANNISCHENKO, G ;
KLAUMUNZER, S .
PHYSICAL REVIEW LETTERS, 1992, 68 (06) :879-882
[6]   A MODEL FOR THE CRITICAL CURRENT IN (BI,PB)2SR2CA2CU3OX SILVER-SHEATHED TAPES - THE ROLE OF SMALL-ANGLE C-AXIS GRAIN-BOUNDARIES AND OF THE TEXTURE [J].
HENSEL, B ;
GRIVEL, JC ;
JEREMIE, A ;
PERIN, A ;
POLLINI, A ;
FLUKIGER, R .
PHYSICA C, 1993, 205 (3-4) :329-337
[7]   ANGLE-RESOLVED CRITICAL TRANSPORT-CURRENT DENSITY OF YBA2CU3O7-DELTA THIN-FILMS AND YBA2CU3O7-DELTA/PRBA2CU3O7-DELTA SUPERLATTICES CONTAINING COLUMNAR DEFECTS OF VARIOUS ORIENTATIONS [J].
HOLZAPFEL, B ;
KREISELMEYER, G ;
KRAUS, M ;
SAEMANNISCHENKO, G ;
BOUFFARD, S ;
KLAUMUNZER, S ;
SCHULTZ, L .
PHYSICAL REVIEW B, 1993, 48 (01) :600-603
[8]   EVIDENCE FOR LINE VORTICES IN BI2SR2CACU2O8 [J].
KLEIN, L ;
YACOBY, ER ;
YESHURUN, Y ;
KONCZYKOWSKI, M ;
KISHIO, K .
PHYSICAL REVIEW B, 1993, 48 (05) :3523-3526
[9]  
KRAUS M, THESIS
[10]   ENHANCEMENT OF CRITICAL CURRENT-DENSITY JCM AND PINNING ENERGY-U IN MELT-TEXTURED BI2SR2CACU2O8+DELTA ON AG-TAPE BY HEAVY-ION IRRADIATION [J].
KUMMETH, P ;
NEUMULLER, HW ;
RIES, G ;
KRAUS, M ;
KLAUMUNZER, S ;
SAEMANNISCHENKO, G .
JOURNAL OF ALLOYS AND COMPOUNDS, 1993, 195 (1-2) :403-406