Flux pinning structures in melt-processed YBa[sub 2]Cu[sub 3]O[sub 7-x]
Conference
·
OSTI ID:6839292
Microstructural examination of melt-processed YBa[sub 2]Cu[sub 3]O[sub 7-x] has revealed the presence of a high density of stacking faults in the 123 surrounding entrapped 211 particles. Estimates of their pinning effectiveness and density suggest that dislocation loops bounding these stacking faults may explain the increase in J[sub c] in melt-processed material with 211/123 interfacial area.
- Research Organization:
- Oak Ridge National Lab., TN (United States)
- Sponsoring Organization:
- DOE; USDOE, Washington, DC (United States)
- DOE Contract Number:
- AC05-84OR21400
- OSTI ID:
- 6839292
- Report Number(s):
- CONF-9211144-5; ON: DE93005151
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
360202* -- Ceramics
Cermets
& Refractories-- Structure & Phase Studies
360207 -- Ceramics
Cermets
& Refractories-- Superconducting Properties-- (1992-)
ALKALINE EARTH METAL COMPOUNDS
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
CRITICAL CURRENT
CRYSTAL DEFECTS
CRYSTAL STRUCTURE
CURRENT DENSITY
CURRENTS
ELECTRIC CURRENTS
HIGH-TC SUPERCONDUCTORS
MAGNETIC FLUX
OXIDES
OXYGEN COMPOUNDS
STACKING FAULTS
SUPERCONDUCTORS
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES
360202* -- Ceramics
Cermets
& Refractories-- Structure & Phase Studies
360207 -- Ceramics
Cermets
& Refractories-- Superconducting Properties-- (1992-)
ALKALINE EARTH METAL COMPOUNDS
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
CRITICAL CURRENT
CRYSTAL DEFECTS
CRYSTAL STRUCTURE
CURRENT DENSITY
CURRENTS
ELECTRIC CURRENTS
HIGH-TC SUPERCONDUCTORS
MAGNETIC FLUX
OXIDES
OXYGEN COMPOUNDS
STACKING FAULTS
SUPERCONDUCTORS
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES