Search for vortex unbinding in two-dimensional superconductors
Journal Article
·
· Phys. Rev. Lett.; (United States)
The Kosterlitz-Thouless theory applied to two-dimensional superconducting films suggests that vortex unbinding can explain their gradual resistive transitions. An experiment which directly probes the dynamics of unbinding is reported. The results indicate that, if vortex unbinding is occurring in our superconducting films, the dynamic theory overestimates the relaxation time by almost two orders of magnitude.
- Research Organization:
- Argonne National Laboratory, Argonne, Illinois 60439
- OSTI ID:
- 6654458
- Journal Information:
- Phys. Rev. Lett.; (United States), Journal Name: Phys. Rev. Lett.; (United States) Vol. 46:2; ISSN PRLTA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
656100* -- Condensed Matter Physics-- Superconductivity
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALUMINIUM
COHERENCE LENGTH
DATA
DIMENSIONS
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ELECTROMAGNETIC RADIATION
ELEMENTS
EXPERIMENTAL DATA
FILMS
GINZBURG-LANDAU THEORY
GRANULAR MATERIALS
INFORMATION
LASER RADIATION
LENGTH
MATERIALS
METALS
MICA
MINERALS
NUMERICAL DATA
PHASE TRANSFORMATIONS
PHYSICAL PROPERTIES
PULSES
RADIATIONS
RELAXATION TIME
SUBSTRATES
SUPERCONDUCTIVITY
TWO-DIMENSIONAL CALCULATIONS
VORTICES
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALUMINIUM
COHERENCE LENGTH
DATA
DIMENSIONS
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ELECTROMAGNETIC RADIATION
ELEMENTS
EXPERIMENTAL DATA
FILMS
GINZBURG-LANDAU THEORY
GRANULAR MATERIALS
INFORMATION
LASER RADIATION
LENGTH
MATERIALS
METALS
MICA
MINERALS
NUMERICAL DATA
PHASE TRANSFORMATIONS
PHYSICAL PROPERTIES
PULSES
RADIATIONS
RELAXATION TIME
SUBSTRATES
SUPERCONDUCTIVITY
TWO-DIMENSIONAL CALCULATIONS
VORTICES