Comparison of the electrodynamic properties of sintered YBa/sub 2/Cu/sub 3/O(7-y) and La(1. 85)Sr(0. 15)CuO(4-y)
Technical Report
·
OSTI ID:6703600
The reflectivity in the superconducting and normal sites of YBa/sub 2/Cu/sub 3/O/sub 7-y/ has been reproduced with the effective-medium theory plus an anisotropic dielectric function and the Mattis-Bardeen conductivity with a gap value 2 delta/kBTc=2.5 to 2.7. It was found that the lowest IR-active phonon polarized in the high-conductivity plane produces structure in the superconducting gap, the lowest-frequency phonon perpendicular to the plane is overdamped, and the electronic susceptibility is more isotropic for YBa/sub 2/Cu/sub 3/O/sub 7-y/ than for La/sub 1.85/Sr/sub 0.15/CuO/sub 4-y/.
- Research Organization:
- Cornell Univ., Ithaca, NY (USA)
- OSTI ID:
- 6703600
- Report Number(s):
- AD-A-196374/3/XAB
- Country of Publication:
- United States
- Language:
- English
Similar Records
Comparison of the electrodynamic properties of sintered YBa/sub 2/Cu/sub 3/O/sub 7-//sub y/ and La/sub 1. 85/Sr/sub 0. 15/CuO/sub 4-//sub y/
Temperature dependence of far-infrared difference reflectivity of YBa/sub 2/Cu/sub 3/O/sub 7-//sub y/
Time-domain measurement of the surface resistance of YBa sub 2 Cu sub 3 O sub 7 superconducting films up to 500 GHz
Journal Article
·
Mon Nov 30 23:00:00 EST 1987
· Phys. Rev. B: Condens. Matter; (United States)
·
OSTI ID:5530521
Temperature dependence of far-infrared difference reflectivity of YBa/sub 2/Cu/sub 3/O/sub 7-//sub y/
Journal Article
·
Fri Mar 31 23:00:00 EST 1989
· Phys. Rev. B: Condens. Matter; (United States)
·
OSTI ID:6317318
Time-domain measurement of the surface resistance of YBa sub 2 Cu sub 3 O sub 7 superconducting films up to 500 GHz
Conference
·
Thu Feb 28 23:00:00 EST 1991
· IEEE Transactions on Magnetics (Institute of Electrical and Electronics Engineers); (United States)
·
OSTI ID:5718480
Related Subjects
36 MATERIALS SCIENCE
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
ALKALINE EARTH METAL COMPOUNDS
ANISOTROPY
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
DIELECTRIC PROPERTIES
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ELECTRODYNAMICS
HIGH TEMPERATURE
LANTHANUM COMPOUNDS
LANTHANUM OXIDES
OPTICAL PROPERTIES
OXIDES
OXYGEN COMPOUNDS
PHONONS
PHYSICAL PROPERTIES
QUASI PARTICLES
RARE EARTH COMPOUNDS
REFLECTIVITY
STRONTIUM COMPOUNDS
STRONTIUM OXIDES
SUPERCONDUCTIVITY
SUPERCONDUCTORS
SURFACE PROPERTIES
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
ALKALINE EARTH METAL COMPOUNDS
ANISOTROPY
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
DIELECTRIC PROPERTIES
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ELECTRODYNAMICS
HIGH TEMPERATURE
LANTHANUM COMPOUNDS
LANTHANUM OXIDES
OPTICAL PROPERTIES
OXIDES
OXYGEN COMPOUNDS
PHONONS
PHYSICAL PROPERTIES
QUASI PARTICLES
RARE EARTH COMPOUNDS
REFLECTIVITY
STRONTIUM COMPOUNDS
STRONTIUM OXIDES
SUPERCONDUCTIVITY
SUPERCONDUCTORS
SURFACE PROPERTIES
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES