Magnetic relaxation in a single crystal of YBa sub 2 Cu sub 3 O sub x
Conference
·
OSTI ID:5470573
We report magnetic relaxation in a single crystal of YBa{sub 2}Cu{sub 3}O{sub x} at a wide range of temperatures and applied fields. We interpret the magnetic relaxation by combining Bean's critical state-model and the Anderson-Kim flux creep theory. The effect of temperature and field dependence of flux creep rate and the relationship between the flux-creep activation pinning energy and the decay of the persistent current are discussed. 4 refs., 2 figs.
- Research Organization:
- Argonne National Lab., IL (United States)
- Sponsoring Organization:
- DOE; USDOE, Washington, DC (United States)
- DOE Contract Number:
- W-31109-ENG-38
- OSTI ID:
- 5470573
- Report Number(s):
- ANL/CP-73887; CONF-9108143--1; ON: DE91017963
- 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
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
CRYSTALS
HIGH-TC SUPERCONDUCTORS
MAGNETIC FIELDS
MAGNETIC PROPERTIES
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
RELAXATION
SUPERCONDUCTORS
TEMPERATURE EFFECTS
TRANSITION ELEMENT COMPOUNDS
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
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
CRYSTALS
HIGH-TC SUPERCONDUCTORS
MAGNETIC FIELDS
MAGNETIC PROPERTIES
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
RELAXATION
SUPERCONDUCTORS
TEMPERATURE EFFECTS
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES