Voltage noise measurement of the vortex mean free path in superconducting granular tin films
Journal Article
·
· Phys. Rev. B: Condens. Matter; (United States)
We present the results of simultaneous current-voltage and voltage noise measurements on granular tin films in the region of the superconducting transition. Interpretation of the results in terms of a phase-slip shot noise demonstrates that vortex motion is uniform only over some characteristic length. This effective mean free path increases as the temperature is lowered and is probably dominated by vortex-antivortex recombination.
- Research Organization:
- IBM Thomas J. Watson Research Center, Yorktown Heights, New York 10598
- OSTI ID:
- 5036789
- Journal Information:
- Phys. Rev. B: Condens. Matter; (United States), Journal Name: Phys. Rev. B: Condens. Matter; (United States) Vol. 26:1; ISSN PRBMD
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
360104* -- Metals & Alloys-- Physical Properties
656102 -- Solid State Physics-- Superconductivity-- Acoustic
Electronic
Magnetic
Optical
& Thermal Phenomena-- (-1987)
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
DATA
ELECTRIC CONDUCTIVITY
ELECTRIC POTENTIAL
ELECTRICAL PROPERTIES
ELEMENTS
EXPERIMENTAL DATA
FILMS
FLUCTUATIONS
FREQUENCY RANGE
FUNCTIONS
GLASS
INFORMATION
KHZ RANGE
KHZ RANGE 01-100
MEAN FREE PATH
METALS
NUMERICAL DATA
PHYSICAL PROPERTIES
SPECTRAL DENSITY
SPECTRAL FUNCTIONS
SUBSTRATES
SUPERCONDUCTIVITY
THERMODYNAMIC PROPERTIES
TIN
TRANSITION TEMPERATURE
ULTRALOW TEMPERATURE
VARIATIONS
VORTICES
360104* -- Metals & Alloys-- Physical Properties
656102 -- Solid State Physics-- Superconductivity-- Acoustic
Electronic
Magnetic
Optical
& Thermal Phenomena-- (-1987)
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
DATA
ELECTRIC CONDUCTIVITY
ELECTRIC POTENTIAL
ELECTRICAL PROPERTIES
ELEMENTS
EXPERIMENTAL DATA
FILMS
FLUCTUATIONS
FREQUENCY RANGE
FUNCTIONS
GLASS
INFORMATION
KHZ RANGE
KHZ RANGE 01-100
MEAN FREE PATH
METALS
NUMERICAL DATA
PHYSICAL PROPERTIES
SPECTRAL DENSITY
SPECTRAL FUNCTIONS
SUBSTRATES
SUPERCONDUCTIVITY
THERMODYNAMIC PROPERTIES
TIN
TRANSITION TEMPERATURE
ULTRALOW TEMPERATURE
VARIATIONS
VORTICES