Multifilamentary Nb-Nb/sub 3/Sn composite by liquid infiltration method: superconducting metallurgical, and mechanical properties
Journal Article
·
· IEEE Trans. Magn.; (United States)
A rapid solid-liquid reaction mechanism has been used to form A15 Nb/sub 3/Sn in the liquid-infiltration processed NbSn wire. Small, equiaxed A15 grains across the fine reacted filaments of 0.2-1.0 ..mu..m thickness were revealed with the transmission electron microscopy studies. A uniform Sn concentration near the stoichiometry was found in the A15 region. High inductive T /SUB c/ 's of 17.9K with sharp transition widths (<0.3K) and excellent overall J /SUB c/ 's of 10/sup 4/ A/cm/sup 2/ at 19T and 4.2K were achieved. Mechanical properties of the reacted wire are no worse than those of typical commercial bronze-process Nb/sub 3/Sn conductors, and epsilon /SUB irrev/ is slightly higher.
- Research Organization:
- Bell Laboratories, Murray Hill, NJ 07974
- OSTI ID:
- 5626127
- Journal Information:
- IEEE Trans. Magn.; (United States), Journal Name: IEEE Trans. Magn.; (United States) Vol. 19:3; ISSN IEMGA
- Country of Publication:
- United States
- Language:
- English
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Thu Mar 31 23:00:00 EST 1983
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Related Subjects
36 MATERIALS SCIENCE
360101 -- Metals & Alloys-- Preparation & Fabrication
360103 -- Metals & Alloys-- Mechanical Properties
420201* -- Engineering-- Cryogenic Equipment & Devices
656102 -- Solid State Physics-- Superconductivity-- Acoustic
Electronic
Magnetic
Optical
& Thermal Phenomena-- (-1987)
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALLOYS
ALUMINIUM
COMPOSITE MATERIALS
CRITICAL CURRENT
CRITICAL TEMPERATURE
CURRENTS
ELECTRIC CURRENTS
ELECTRON MICROSCOPY
ELEMENTS
FABRICATION
INTERMETALLIC COMPOUNDS
MATERIALS
MECHANICAL PROPERTIES
METALS
MICROSCOPY
NIOBIUM ALLOYS
NIOBIUM BASE ALLOYS
PHYSICAL PROPERTIES
SUPERCONDUCTING COMPOSITES
SUPERCONDUCTING WIRES
THERMODYNAMIC PROPERTIES
TIN ALLOYS
TRANSITION TEMPERATURE
TRANSMISSION ELECTRON MICROSCOPY
WIRES
360101 -- Metals & Alloys-- Preparation & Fabrication
360103 -- Metals & Alloys-- Mechanical Properties
420201* -- Engineering-- Cryogenic Equipment & Devices
656102 -- Solid State Physics-- Superconductivity-- Acoustic
Electronic
Magnetic
Optical
& Thermal Phenomena-- (-1987)
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALLOYS
ALUMINIUM
COMPOSITE MATERIALS
CRITICAL CURRENT
CRITICAL TEMPERATURE
CURRENTS
ELECTRIC CURRENTS
ELECTRON MICROSCOPY
ELEMENTS
FABRICATION
INTERMETALLIC COMPOUNDS
MATERIALS
MECHANICAL PROPERTIES
METALS
MICROSCOPY
NIOBIUM ALLOYS
NIOBIUM BASE ALLOYS
PHYSICAL PROPERTIES
SUPERCONDUCTING COMPOSITES
SUPERCONDUCTING WIRES
THERMODYNAMIC PROPERTIES
TIN ALLOYS
TRANSITION TEMPERATURE
TRANSMISSION ELECTRON MICROSCOPY
WIRES