Surface resistance measurement of superconducting YBa sub 2 Cu sub 3 O sub 7 in a magnetic field
Journal Article
·
· Journal of Materials Research; (USA)
- Center for Materials Science and Engineering, Massachusetts Institute of Technology, Department of Physics, Massachusetts Institute of Technology, Cambridge, MA (USA)
- Rome Air Development Center (RADC), Hanscom AFB, MA (USA)
- Francis Bitter National Magnet Laboratory, Massachusetts Institute of Technology, Cambridge, MA (USA)
- Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, MA (USA)
We report on the magnetic-field dependent surface resistance of polycrystalline YBa{sub 2}Cu{sub 3}O{sub 7} ({ital T}{sub {ital c}}{congruent}92 K), measured using a brass cylindrical cavity resonator, operating at 16.5 GHz in the TE{sub 011} mode. A dc magnetic field {ital H}{sub app} is applied parallel to the superconducting sample surface, and the temperature dependence of the surface resistance is measured for four different values of {ital H}{sub app} (0 T, 0.22 T, 1 T, 5 T). An effective medium theory and the two-fluid model are used to fit the surface resistance versus temperature measurements both in zero field and for various applied fields. These results are applied to characterize the microwave properties of a polycrystalline ceramic superdconductor.
- OSTI ID:
- 6766644
- Journal Information:
- Journal of Materials Research; (USA), Journal Name: Journal of Materials Research; (USA) Vol. 5:8; ISSN JMREE; ISSN 0884-2914
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
ALKALINE EARTH METAL COMPOUNDS
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
DATA
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ELECTROMAGNETIC RADIATION
EXPERIMENTAL DATA
HIGH-TC SUPERCONDUCTORS
INFORMATION
LOW TEMPERATURE
MAGNETIC FIELDS
MICROWAVE RADIATION
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
RADIATIONS
SUPERCONDUCTIVITY
SUPERCONDUCTORS
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
ALKALINE EARTH METAL COMPOUNDS
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
DATA
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ELECTROMAGNETIC RADIATION
EXPERIMENTAL DATA
HIGH-TC SUPERCONDUCTORS
INFORMATION
LOW TEMPERATURE
MAGNETIC FIELDS
MICROWAVE RADIATION
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
RADIATIONS
SUPERCONDUCTIVITY
SUPERCONDUCTORS
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES