Tl(Sr sub 1 minus x Ba sub x La)CuO sub 5 : Superconductor-semiconductor transition via isovalent-cation substitution
Journal Article
·
· Journal of Solid State Chemistry; (United States)
- Dupont Co., Deepwater, NJ (United States)
- North Carolina State Univ., Raleigh (United States)
Thallium cuprates Tl(Sr{sub 1{minus}x}Ba{sub x}La)CuO{sub 5} were synthesized and characterized. Single phases of Tl(Sr{sub 1{minus}x}Ba{sub x}La)CuO{sub 5} can be obtained for all values of x = 0.0-1.0, and they crystallize in a tetragonal structure with space group P4/mmm. Both the a and c lattice parameters increase smoothly with increasing x, and Tl(Sr{sub 1{minus}x}Ba{sub x}La)CuO{sub 5} loses superconductivity for x {gt} 0.3. These observations were explained on the basis of how the extent of overlap between the CuO{sub 2} layer x{sup 2{minus}y}{sup 2} and the Tl 6s bands changes as a function of the in-plane Cu-O bond length.
- DOE Contract Number:
- FG05-86ER45259
- OSTI ID:
- 7039586
- Journal Information:
- Journal of Solid State Chemistry; (United States), Journal Name: Journal of Solid State Chemistry; (United States) Vol. 96:2; ISSN 0022-4596; ISSN JSSCB
- Country of Publication:
- United States
- Language:
- English
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On the question of overlap between Tl: 6s and Cu: 3d bands in the Tl[sub 1-y]LaBa[sub 1-z]Sr[sub z]CuO[sub 5-x] system
Journal Article
·
Thu Mar 31 23:00:00 EST 1994
· Journal of Solid State Chemistry; (United States)
·
OSTI ID:6977010
Tl sub 2 Ba sub 2 minus x Sr sub x CuO sub 6 : A system exhibiting a compositionally controlled superconductor-metal transition
Journal Article
·
Thu Jan 31 23:00:00 EST 1991
· Journal of Solid State Chemistry; (USA)
·
OSTI ID:5690725
On the question of overlap between Tl: 6s and Cu: 3d bands in the Tl[sub 1-y]LaBa[sub 1-z]Sr[sub z]CuO[sub 5-x] system
Journal Article
·
Thu Jun 30 20:00:00 EDT 1994
· Journal of Solid State Chemistry; (United States)
·
OSTI ID:6836670
Related Subjects
36 MATERIALS SCIENCE
360207* -- Ceramics
Cermets
& Refractories-- Superconducting Properties-- (1992-)
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201 -- Chemical & Physicochemical Properties
ALKALINE EARTH METAL COMPOUNDS
BARIUM COMPOUNDS
BARIUM OXIDES
BOND LENGTHS
CATIONS
CHALCOGENIDES
CHARGED PARTICLES
CHEMICAL PREPARATION
COPPER COMPOUNDS
COPPER OXIDES
CRITICAL TEMPERATURE
CRYSTAL LATTICES
CRYSTAL STRUCTURE
DATA
DIMENSIONS
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ELECTRONIC STRUCTURE
EXPERIMENTAL DATA
HIGH-TC SUPERCONDUCTORS
INFORMATION
IONS
LANTHANUM COMPOUNDS
LANTHANUM OXIDES
LATTICE PARAMETERS
LENGTH
MATERIALS
MEISSNER-OCHSENFELD EFFECT
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
RARE EARTH COMPOUNDS
SEMICONDUCTOR MATERIALS
STRONTIUM COMPOUNDS
STRONTIUM OXIDES
SUPERCONDUCTORS
SYNTHESIS
TETRAGONAL LATTICES
THALLIUM COMPOUNDS
THALLIUM OXIDES
THERMODYNAMIC PROPERTIES
TRANSITION ELEMENT COMPOUNDS
TRANSITION TEMPERATURE
VALENCE
360207* -- Ceramics
Cermets
& Refractories-- Superconducting Properties-- (1992-)
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201 -- Chemical & Physicochemical Properties
ALKALINE EARTH METAL COMPOUNDS
BARIUM COMPOUNDS
BARIUM OXIDES
BOND LENGTHS
CATIONS
CHALCOGENIDES
CHARGED PARTICLES
CHEMICAL PREPARATION
COPPER COMPOUNDS
COPPER OXIDES
CRITICAL TEMPERATURE
CRYSTAL LATTICES
CRYSTAL STRUCTURE
DATA
DIMENSIONS
ELECTRIC CONDUCTIVITY
ELECTRICAL PROPERTIES
ELECTRONIC STRUCTURE
EXPERIMENTAL DATA
HIGH-TC SUPERCONDUCTORS
INFORMATION
IONS
LANTHANUM COMPOUNDS
LANTHANUM OXIDES
LATTICE PARAMETERS
LENGTH
MATERIALS
MEISSNER-OCHSENFELD EFFECT
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
RARE EARTH COMPOUNDS
SEMICONDUCTOR MATERIALS
STRONTIUM COMPOUNDS
STRONTIUM OXIDES
SUPERCONDUCTORS
SYNTHESIS
TETRAGONAL LATTICES
THALLIUM COMPOUNDS
THALLIUM OXIDES
THERMODYNAMIC PROPERTIES
TRANSITION ELEMENT COMPOUNDS
TRANSITION TEMPERATURE
VALENCE