Energy gap reduction in superconducting tin films by quasiparticle injection
Journal Article
·
· Phys. Rev. Lett.; (United States)
In Sn-I-Sn-I-Pb tunneling structures the energy gap deltaD/sub Sn/ of Sn is reduced by quasiparticle injection via single-particle tunneling the Sn films. ..delta../sub Sn/ as function of the quasiparticle density is probed by th Pb contact and found in agreement with the theory of Owen and Scalapino. An instability of the energy gap of Sn is observed at the critical gap reduction ratio predicted by this theory for a first-order phase transition.
- Research Organization:
- Physikalisches Institut der Universitaet Stuttgart, D 7000 Stuttgart 80, Germany
- OSTI ID:
- 7223272
- Journal Information:
- Phys. Rev. Lett.; (United States), Journal Name: Phys. Rev. Lett.; (United States) Vol. 38:16; ISSN PRLTA
- Country of Publication:
- United States
- Language:
- English
Similar Records
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Energy gap suppression and instability in superconducting tin films under strong quasiparticle injection
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Journal Article
·
Tue Mar 31 23:00:00 EST 1981
· Phys. Rev. B: Condens. Matter; (United States)
·
OSTI ID:6450962
Energy gap suppression and instability in superconducting tin films under strong quasiparticle injection
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·
Mon Oct 01 00:00:00 EDT 1979
· J. Low Temp. Phys.; (United States)
·
OSTI ID:5872898
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Thesis/Dissertation
·
Sat Dec 31 23:00:00 EST 1977
·
OSTI ID:6316158
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
CRITICAL CURRENT
CURRENTS
ELECTRIC CONDUCTIVITY
ELECTRIC CURRENTS
ELECTRICAL PROPERTIES
ELEMENTS
ENERGY GAP
FILMS
METALS
PHASE TRANSFORMATIONS
PHYSICAL PROPERTIES
QUASI PARTICLES
SUPERCONDUCTING FILMS
SUPERCONDUCTING JUNCTIONS
SUPERCONDUCTIVITY
TIN
TUNNEL EFFECT
360104* -- Metals & Alloys-- Physical Properties
656102 -- Solid State Physics-- Superconductivity-- Acoustic
Electronic
Magnetic
Optical
& Thermal Phenomena-- (-1987)
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
CRITICAL CURRENT
CURRENTS
ELECTRIC CONDUCTIVITY
ELECTRIC CURRENTS
ELECTRICAL PROPERTIES
ELEMENTS
ENERGY GAP
FILMS
METALS
PHASE TRANSFORMATIONS
PHYSICAL PROPERTIES
QUASI PARTICLES
SUPERCONDUCTING FILMS
SUPERCONDUCTING JUNCTIONS
SUPERCONDUCTIVITY
TIN
TUNNEL EFFECT