Anisotropic nuclear relaxation in YBa/sub 2/Cu/sub 3/O/sub 7/
Journal Article
·
· Phys. Rev. B: Condens. Matter; (United States)
Data are presented for the magnetic susceptibility of YBa/sub 2/Cu/sub 3/O/sub 7/ and for the anisotropy of the copper nuclear spin-lattice relaxation time T/sub 1/ in the normal state for planar (Cu(2)) sites in this system. Using the Cu NMR shift to partition the susceptibility and estimate the density of states, we analyze the conventional enhanced Korringa model of T/sub 1/ contributions, finding it incapable of accounting for the anisotropy of the observed relaxation times. A localized spin-fluctuation picture is also discussed briefly.
- Research Organization:
- ATandT Bell Laboratories, Murray Hill, New Jersey 07974
- OSTI ID:
- 6749249
- Journal Information:
- Phys. Rev. B: Condens. Matter; (United States), Journal Name: Phys. Rev. B: Condens. Matter; (United States) Vol. 38:13; ISSN PRBMD
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
656100 -- Condensed Matter Physics-- Superconductivity
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALKALINE EARTH METAL COMPOUNDS
ANISOTROPY
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER 63
COPPER COMPOUNDS
COPPER ISOTOPES
COPPER OXIDES
INTERMEDIATE MASS NUCLEI
ISOTOPES
MAGNETIC PROPERTIES
MAGNETIC RESONANCE
MAGNETIC SUSCEPTIBILITY
NUCLEAR MAGNETIC RESONANCE
NUCLEI
ODD-EVEN NUCLEI
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
RELAXATION
RESONANCE
SPIN-LATTICE RELAXATION
STABLE ISOTOPES
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
656100 -- Condensed Matter Physics-- Superconductivity
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
ALKALINE EARTH METAL COMPOUNDS
ANISOTROPY
BARIUM COMPOUNDS
BARIUM OXIDES
CHALCOGENIDES
COPPER 63
COPPER COMPOUNDS
COPPER ISOTOPES
COPPER OXIDES
INTERMEDIATE MASS NUCLEI
ISOTOPES
MAGNETIC PROPERTIES
MAGNETIC RESONANCE
MAGNETIC SUSCEPTIBILITY
NUCLEAR MAGNETIC RESONANCE
NUCLEI
ODD-EVEN NUCLEI
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
RELAXATION
RESONANCE
SPIN-LATTICE RELAXATION
STABLE ISOTOPES
TRANSITION ELEMENT COMPOUNDS
YTTRIUM COMPOUNDS
YTTRIUM OXIDES