High T/sub c/ superconducting quick response nonlinear inductances and magnetic modulators
Conference
·
· IEEE (Institute of Electrical and Electronics Engineers) Transactions on Magnetics; (USA)
OSTI ID:5246375
- Nagoya Univ. (Japan). Faculty of Engineering
It is found that the high Tc superconductors (HTcSC) are new high-performance material for Nonlinear Magnetics Technology field. Remarkable nonlinear inductances due to the soft magnetic BH hysteresis characteristics are obtained for YBa/sub 2/Cu/sub 3/O/sub 7-chi/ disk-shaped cores at 77{Kappa} which are tightly wound with polyester-coated copper coils. The inductance changes from nearly zero due to the Meissner effect to that of an equivalently core-less coil due to the flux penetration effect with increasing the exciting current or the applied external magnetic field. Values of inductances are almost constant from low frequency to at least 20 MHz. That is, HTcSC is the quick-response nonlinear inductor material.
- OSTI ID:
- 5246375
- Report Number(s):
- CONF-890309--
- Conference Information:
- Journal Name: IEEE (Institute of Electrical and Electronics Engineers) Transactions on Magnetics; (USA) Journal Volume: 25:5
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
426001 -- Engineering-- Superconducting Devices & Circuits-- (1990-)
656100 -- Condensed Matter Physics-- Superconductivity
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALKALINE EARTH METAL COMPOUNDS
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COATINGS
COPPER COMPOUNDS
COPPER OXIDES
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ESTERS
HIGH TEMPERATURE
HYSTERESIS
MAGNETIC CIRCUITS
MAGNETIC FIELDS
MATERIALS TESTING
MEISSNER-OCHSENFELD EFFECT
NONLINEAR PROBLEMS
ORGANIC COMPOUNDS
ORGANIC POLYMERS
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
POLYESTERS
POLYMERS
SUPERCONDUCTING COILS
SUPERCONDUCTIVITY
TECHNOLOGY ASSESSMENT
TESTING
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
426001 -- Engineering-- Superconducting Devices & Circuits-- (1990-)
656100 -- Condensed Matter Physics-- Superconductivity
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALKALINE EARTH METAL COMPOUNDS
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COATINGS
COPPER COMPOUNDS
COPPER OXIDES
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ESTERS
HIGH TEMPERATURE
HYSTERESIS
MAGNETIC CIRCUITS
MAGNETIC FIELDS
MATERIALS TESTING
MEISSNER-OCHSENFELD EFFECT
NONLINEAR PROBLEMS
ORGANIC COMPOUNDS
ORGANIC POLYMERS
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
POLYESTERS
POLYMERS
SUPERCONDUCTING COILS
SUPERCONDUCTIVITY
TECHNOLOGY ASSESSMENT
TESTING
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES