Observation of flux flow in superconducting YBa[sub 2]Cu[sub 3]O[sub 7[minus][delta]] films
Journal Article
·
· Physical Review, B: Condensed Matter; (United States)
- Physics Department, University of Notre Dame, Notre Dame, Indiana 46556 (United States)
- Naval Research Laboratory, Washington, D.C. 20375 (United States)
Measurements of field-induced changes of the [ital a]-[ital b] plane surface resistance of high-quality ([gt]10[sup 10] A/m[sup 2] at 77 K and [ital B]=0) YBa[sub 2]Cu[sub 3]O[sub 7[minus][delta]] films at 12.92 GHz reveal flux-flow resistivity at temperatures several degrees below the superconducting onset temperature. Flux-flow resistivity is identified by its temperature dependence and dependence on the Lorentz force. The results are compared to the surface resistance theory of Coffey and Clem, which includes a model for pinning.
- DOE Contract Number:
- FG02-90ER45427
- OSTI ID:
- 7067848
- Journal Information:
- Physical Review, B: Condensed Matter; (United States), Journal Name: Physical Review, B: Condensed Matter; (United States) Vol. 49:21; ISSN PRBMDO; ISSN 0163-1829
- Country of Publication:
- United States
- Language:
- English
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Flux lattice melting, flux pinning, and superfluid density tensor of YBa[sub 2]Cu[sub 3]O[sub 7[minus][delta]]
Journal Article
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·
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Related Subjects
665411* -- Basic Superconductivity Studies-- (1992-)
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALKALINE EARTH METAL COMPOUNDS
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
FILMS
FREQUENCY RANGE
GHZ RANGE
HIGH-TC SUPERCONDUCTORS
LORENTZ FORCE
MAGNETIC FLUX
OXIDES
OXYGEN COMPOUNDS
SUPERCONDUCTORS
TEMPERATURE DEPENDENCE
THIN FILMS
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALKALINE EARTH METAL COMPOUNDS
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
FILMS
FREQUENCY RANGE
GHZ RANGE
HIGH-TC SUPERCONDUCTORS
LORENTZ FORCE
MAGNETIC FLUX
OXIDES
OXYGEN COMPOUNDS
SUPERCONDUCTORS
TEMPERATURE DEPENDENCE
THIN FILMS
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES