EELFS INVESTIGATION OF YBA2CU3O7-DELTA THIN-FILMS AND SINTERED SAMPLES

被引:1
作者
ARCIPRETE, F [1 ]
BALZAROTTI, A [1 ]
MOTTA, N [1 ]
PATELLA, F [1 ]
SGARLATA, A [1 ]
DECRESCENZI, M [1 ]
机构
[1] UNIV CAMERINO,DIPARTIMENTO MATEMAT & FIS,I-62032 CAMERINO,ITALY
来源
PHYSICA C | 1991年 / 180卷 / 1-4期
关键词
D O I
10.1016/0921-4534(91)90652-F
中图分类号
O59 [应用物理学];
学科分类号
摘要
EELFS (Extended Energy Loss Fine Structure) measurements in the reflection mode have been performed at the O K edge of YBa2Cu3O7-delta thin films and sintered pellets in order to study the radial distribution function and its modification after the loss of oxygen induced by thermal heating. The Fourier analysis of the extended energy loss signal shows a O-Cu distance in the ceramic oxide slightly smaller than that in CuO.
引用
收藏
页码:132 / 136
页数:5
相关论文
共 7 条
[1]   CORE-LEVEL CHANGES INDUCED BY OXYGEN IN YBA2CU3O7-DELTA [J].
BALZAROTTI, A ;
PATELLA, F ;
DECRESCENZI, M ;
MOTTA, N ;
SGARLATA, A ;
LICCI, F .
PHYSICAL REVIEW B, 1991, 43 (01) :351-358
[2]   ENERGY-LOSS STUDY OF THE ELECTRONIC-STRUCTURE OF YBA2CU3O7-DELTA HIGH-TC SUPERCONDUCTOR [J].
BALZAROTTI, A ;
DECRESCENZI, M ;
MOTTA, N ;
PATELLA, F ;
SGARLATA, A .
SOLID STATE COMMUNICATIONS, 1988, 68 (04) :381-386
[3]   TEMPERATURE-DEPENDENCE OF THE LOCAL-STRUCTURE OF YBA2CU3O7-DELTA WITH VARYING OXYGEN-CONTENT - AN X-RAY-ABSORPTION STUDY [J].
BOYCE, JB ;
BRIDGES, F ;
CLAESON, T ;
NYGREN, M .
PHYSICAL REVIEW B, 1989, 39 (10) :6555-6566
[4]   STRUCTURAL ANOMALIES, OXYGEN ORDERING AND SUPERCONDUCTIVITY IN OXYGEN DEFICIENT BA2YCU3OX [J].
CAVA, RJ ;
HEWAT, AW ;
HEWAT, EA ;
BATLOGG, B ;
MAREZIO, M ;
RABE, KM ;
KRAJEWSKI, JJ ;
PECK, WF ;
RUPP, LW .
PHYSICA C, 1990, 165 (5-6) :419-433
[5]   STRUCTURE OF YBA2CU3O7-DELTA VERSUS TEMPERATURE BY X-RAY-ABSORPTION SPECTROSCOPY [J].
CROZIER, ED ;
ALBERDING, N ;
BAUCHSPIESS, KR ;
SEARY, AJ ;
GYGAX, S .
PHYSICAL REVIEW B, 1987, 36 (16) :8288-8293
[6]  
DECRESCENZI M, 1985, J PHYS C SOLID STATE, V18, P3595, DOI 10.1088/0022-3719/18/18/024
[7]  
MCKALE AG, 1988, J AM CHEM SOC, V110, P376