Observation of superconductivity in PrBa2Cu3O7

被引:159
作者
Blackstead, HA
Dow, JD
Chrisey, DB
Horwitz, JS
Black, MA
McGinn, PJ
Klunzinger, AE
Pulling, DB
机构
[1] ARIZONA STATE UNIV,DEPT PHYS,TEMPE,AZ 85287
[2] USN,RES LAB,WASHINGTON,DC 20375
[3] UNIV NOTRE DAME,DEPT CHEM ENGN,NOTRE DAME,IN 46556
来源
PHYSICAL REVIEW B | 1996年 / 54卷 / 09期
关键词
D O I
10.1103/PhysRevB.54.6122
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Inhomogeneous superconductivity in PrBa2Cu3O7 at approximate to 92 K is observed in surface resistance measurements (at microwave frequencies) and in diamagnetism (Meissner effect) detected by ESR of trace amounts of Cu impurity spins. These observations are interpreted in terms of the oxygen model.
引用
收藏
页码:6122 / 6125
页数:4
相关论文
共 54 条
[1]  
ABRIKOSOV AA, 1961, SOV PHYS JETP-USSR, V12, P1243
[2]   VARIATION OF SUPERCONDUCTING PROPERTIES WITH HOLE CONCENTRATION IN THE SOLID-SOLUTION SYSTEMS OF SM1+XBA2-XCU3O7-DELTA AND EU1+XBA2-XCU3O7-DELTA [J].
AKINAGA, H ;
KATOH, H ;
TAKITA, K ;
ASANO, H ;
MASUDA, K .
JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS, 1988, 27 (04) :L610-L612
[3]   PAIR-BREAKING BY BA SITE MAGNETIC DOPANTS IN SUPERCONDUCTING NDBA2CU3OX [J].
BLACKSTEAD, HA ;
DOW, JD .
SOLID STATE COMMUNICATIONS, 1995, 96 (05) :313-316
[4]   Charge-transfer and the location of superconducting holes in La2-beta Sr beta CuO4 [J].
Blackstead, HA ;
Dow, JD .
JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS, 1995, 56 (12) :1697-1698
[5]  
BLACKSTEAD HA, 1994, JETP LETT+, V59, P283
[6]   TB DOPING OF YBA2CU3O7-DELTA [J].
BLACKSTEAD, HA ;
DOW, JD .
SUPERLATTICES AND MICROSTRUCTURES, 1993, 14 (2-3) :231-236
[7]   IMPLICATIONS OF ABRIKOSOV-GORKOV EXCHANGE SCATTERING FOR THEORIES OF HIGH-TEMPERATURE SUPERCONDUCTIVITY [J].
BLACKSTEAD, HA ;
DOW, JD .
PHYSICS LETTERS A, 1995, 206 (1-2) :107-110
[8]   DEPRESSION OF T-C CAUSED BY ND+3 PAIR-BREAKING IN NDBA2CU3OX [J].
BLACKSTEAD, HA ;
DOW, JD ;
PACKARD, WE ;
PULLING, DB .
PHYSICA C, 1994, 235 :1363-1364
[9]   ROLE OF BA-SITE PR IN QUENCHING SUPERCONDUCTIVITY OF Y1-YPRYBA2CU3OX AND RELATED MATERIALS [J].
BLACKSTEAD, HA ;
DOW, JD .
PHYSICAL REVIEW B, 1995, 51 (17) :11830-11837
[10]   HOLE LOCALIZATION IN HIGH-TEMPERATURE SUPERCONDUCTORS [J].
BLACKSTEAD, HA ;
DOW, JD .
SOLID STATE COMMUNICATIONS, 1995, 95 (09) :613-617