Published April 1994
| Version v1
Journal article
Local structure and superconductivity in La2-xBaxCuO4 for x=0.125 and x=0.15
Creators
- 1. Los Alamos National Laboratory, Los Alamos, NM 87545 (United States)
- 2. Department of Applied Physics, University of Tokyo, Yayoi 2 11 16, Bunkyo-ku, Tokyo 113 (Japan)
Description
Using synchrotron X-ray and pair distribution function analysis of powder neutron diffraction data, we show that the LTT phase of La2-xBaxCuO4 supports superconductivity at high (27 K) Tc's. We also show that the structural change at the LTO-LTT transition is different from that of the crystal structure models. The implications are discussed. ((orig.))
Additional details
Publishing Information
- Journal Title
- Physica. B, Condensed Matter
- Journal Volume
- 199-200
- Journal Page Range
- p. 244-245.
- ISSN
- 0921-4526
- CODEN
- PHYBE3
Conference
- Title
- International conference on strongly correlated electron systems (SCES).
- Dates
- 16-19 Aug 1993.
- Place
- San Diego, CA (United States).
INIS
- Country of Publication
- Netherlands
- Country of Input or Organization
- Netherlands
- INIS RN
- 26019277
- Subject category
- S75: CONDENSED MATTER PHYSICS, SUPERCONDUCTIVITY AND SUPERFLUIDITY; S75: CONDENSED MATTER PHYSICS, SUPERCONDUCTIVITY AND SUPERFLUIDITY; S36: MATERIALS SCIENCE;
- Resource subtype / Literary indicator
- Conference
- Descriptors DEI
- BARIUM OXIDES; CHEMICAL COMPOSITION; COPPER OXIDES; CRYSTAL MODELS; CRYSTAL STRUCTURE; HIGH-TC SUPERCONDUCTORS; LANTHANUM OXIDES; LATTICE PARAMETERS; NEUTRON DIFFRACTION; ORTHORHOMBIC LATTICES; PHASE TRANSFORMATIONS; POWDERS; SUPERCONDUCTIVITY; SYNCHROTRON RADIATION; TEMPERATURE DEPENDENCE; TEMPERATURE RANGE 0000-0013 K; TEMPERATURE RANGE 0013-0065 K; TEMPERATURE RANGE 0065-0273 K; TETRAGONAL LATTICES; TRANSITION TEMPERATURE; X-RAY DIFFRACTION
- Descriptors DEC
- ALKALINE EARTH METAL COMPOUNDS; BARIUM COMPOUNDS; BREMSSTRAHLUNG; CHALCOGENIDES; COHERENT SCATTERING; COPPER COMPOUNDS; CRYSTAL LATTICES; DIFFRACTION; ELECTRIC CONDUCTIVITY; ELECTRICAL PROPERTIES; ELECTROMAGNETIC RADIATION; LANTHANUM COMPOUNDS; MATHEMATICAL MODELS; OXIDES; OXYGEN COMPOUNDS; PHYSICAL PROPERTIES; RADIATIONS; RARE EARTH COMPOUNDS; SCATTERING; SUPERCONDUCTORS; TEMPERATURE RANGE; THERMODYNAMIC PROPERTIES; TRANSITION ELEMENT COMPOUNDS