Stabilization of the 108 K superconducting phase in the Bi sub 0. 7 Pb sub 0. 3 SrCaCu sub 1. 8 O sub y system
Journal Article
·
· Journal of Superconductivity; (USA)
- Johns Hopkins Univ., Laurel, MD (USA)
Samples having the nominal composition Bi{sub 0.7}Pb{sub 0.3}SrCaCu{sub 1.8}O{sub y} were prepared by a solid-state reaction and characterized by energy-dispersive x-ray microanalysis, resistivity measurements, and magnetically modulated microwave absorption (MAMMA). Longer annealing times resulted in more homogeneous samples having a single superconducting transition to zero resistance at 108 and 105 K at 0.1 and 1 mA, respectively. The MAMMA measurements clearly show differences in sample homogeneity with different annealing times.
- OSTI ID:
- 6225872
- Journal Information:
- Journal of Superconductivity; (USA), Journal Name: Journal of Superconductivity; (USA) Vol. 2:3; ISSN 0896-1107; ISSN JOUSE
- Country of Publication:
- United States
- Language:
- English
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Tue Mar 14 23:00:00 EST 1989
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·
OSTI ID:6757689
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Journal Article
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Fri Sep 01 00:00:00 EDT 1989
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Mon May 01 00:00:00 EDT 1989
· Modern Physics Letters B; (USA)
·
OSTI ID:5732978
Related Subjects
36 MATERIALS SCIENCE
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
656100 -- Condensed Matter Physics-- Superconductivity
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ABSORPTION SPECTRA
ALKALINE EARTH METAL COMPOUNDS
ANNEALING
BISMUTH COMPOUNDS
BISMUTH OXIDES
CALCIUM COMPOUNDS
CALCIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
CRITICAL CURRENT
CURRENT DENSITY
CURRENTS
ELECTRIC CONDUCTIVITY
ELECTRIC CURRENTS
ELECTRICAL PROPERTIES
ELECTRON MICROSCOPY
HEAT TREATMENTS
LEAD COMPOUNDS
LEAD OXIDES
LOW TEMPERATURE
MICROSCOPY
MICROWAVE SPECTRA
MODULATION
OXIDES
OXYGEN COMPOUNDS
PHASE STUDIES
PHYSICAL PROPERTIES
SAMPLE PREPARATION
SCANNING ELECTRON MICROSCOPY
SPECTRA
STABILIZATION
STOICHIOMETRY
STRONTIUM COMPOUNDS
STRONTIUM OXIDES
SUPERCONDUCTIVITY
SUPERCONDUCTORS
TEMPERATURE EFFECTS
THERMODYNAMIC PROPERTIES
TRANSITION ELEMENT COMPOUNDS
TRANSITION TEMPERATURE
X-RAY SPECTRA
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
656100 -- Condensed Matter Physics-- Superconductivity
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ABSORPTION SPECTRA
ALKALINE EARTH METAL COMPOUNDS
ANNEALING
BISMUTH COMPOUNDS
BISMUTH OXIDES
CALCIUM COMPOUNDS
CALCIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
CRITICAL CURRENT
CURRENT DENSITY
CURRENTS
ELECTRIC CONDUCTIVITY
ELECTRIC CURRENTS
ELECTRICAL PROPERTIES
ELECTRON MICROSCOPY
HEAT TREATMENTS
LEAD COMPOUNDS
LEAD OXIDES
LOW TEMPERATURE
MICROSCOPY
MICROWAVE SPECTRA
MODULATION
OXIDES
OXYGEN COMPOUNDS
PHASE STUDIES
PHYSICAL PROPERTIES
SAMPLE PREPARATION
SCANNING ELECTRON MICROSCOPY
SPECTRA
STABILIZATION
STOICHIOMETRY
STRONTIUM COMPOUNDS
STRONTIUM OXIDES
SUPERCONDUCTIVITY
SUPERCONDUCTORS
TEMPERATURE EFFECTS
THERMODYNAMIC PROPERTIES
TRANSITION ELEMENT COMPOUNDS
TRANSITION TEMPERATURE
X-RAY SPECTRA