Superconducting and normal-state magnetic-susceptibility anisotropy in YBa sub 2 Cu sub 3 O sub 7
Journal Article
·
· Physical Review, B: Condensed Matter; (USA)
- Ames Laboratory-U.S. Department of Energy, Ames, IA (US) Department of Physics, Iowa State University, Ames, Iowa 50011 (US)
Measurements of the superconducting and normal-state magnetic-susceptibility {chi} anisotropies of high-purity grain-aligned powder samples of YBa{sub 2}Cu{sub 3}O{sub 7} are reported. Excellent alignment was achieved using a noncontaminating {ital in} {ital situ} technique. We find a strong temperature-dependent anisotropy {Delta}{chi}=={chi}{sub {ital c}}{minus}{chi}{sub ab} that decreases from positive values for {ital T}{gt}{ital T}{sub {ital c}} to negative values for {ital T}{lt}{ital T}{sub {ital c}}, consistent with reported torque-magnetometer measurements on single crystals. Estimates of the normal-state spin contributions to {chi} are obtained and compared with previous results.
- DOE Contract Number:
- W-7405-ENG-82
- OSTI ID:
- 6963745
- Journal Information:
- Physical Review, B: Condensed Matter; (USA), Journal Name: Physical Review, B: Condensed Matter; (USA) Vol. 41:4; ISSN PRBMD; ISSN 0163-1829
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
656100 -- Condensed Matter Physics-- Superconductivity
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALKALINE EARTH METAL COMPOUNDS
ANISOTROPY
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
CRITICAL TEMPERATURE
DATA
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
EXPERIMENTAL DATA
INFORMATION
MAGNETIC PROPERTIES
MAGNETIC SUSCEPTIBILITY
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
POWDERS
SUPERCONDUCTIVITY
TEMPERATURE DEPENDENCE
THERMODYNAMIC PROPERTIES
TRANSITION ELEMENT COMPOUNDS
TRANSITION TEMPERATURE
YTTRIUM COMPOUNDS
YTTRIUM OXIDES
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
656100 -- Condensed Matter Physics-- Superconductivity
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALKALINE EARTH METAL COMPOUNDS
ANISOTROPY
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
CRITICAL TEMPERATURE
DATA
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
EXPERIMENTAL DATA
INFORMATION
MAGNETIC PROPERTIES
MAGNETIC SUSCEPTIBILITY
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
POWDERS
SUPERCONDUCTIVITY
TEMPERATURE DEPENDENCE
THERMODYNAMIC PROPERTIES
TRANSITION ELEMENT COMPOUNDS
TRANSITION TEMPERATURE
YTTRIUM COMPOUNDS
YTTRIUM OXIDES