X-ray-absorption studies of Nd sub 2 minus x Ce sub x CuO sub 4
Journal Article
·
· Physical Review, B: Condensed Matter; (USA)
- Department of Physics, State University of New York at Buffalo, Buffalo, NY (USA)
- Department of Physics, Brookhaven National Laboratory, Upton, NY (USA)
- Instrumentation Division, Brookhaven National Laboratory, Upton, NY (USA)
- University of Houston, Houston, TX (USA). Department of Physics University of Houston, Houston, TX (USA). Texas Center for Superconductivity
- Department of Physics, Temple University, Philadelphia, PA (USA)
O {ital K}-edge absorption studies of Ce-doped Nd{sub 2}CuO{sub 4} using both total electron yield and fluorescence emission show similar features to undoped Nd{sub 2}CuO{sub 4}. This is in contrast to that observed for Sr-doped La{sub 2}CuO{sub 4} and YBa{sub 2}Cu{sub 3}O{sub 7}. In addition, {ital M}-edge absorption spectra of Ce and Nd show that Ce ions are in an intermediate valence state and Nd remains in the trivalent state. Results are presented and discussed along with those of other Cu oxide superconductors.
- DOE Contract Number:
- AC02-76CH00016
- OSTI ID:
- 6446034
- Journal Information:
- Physical Review, B: Condensed Matter; (USA), Journal Name: Physical Review, B: Condensed Matter; (USA) Vol. 42:7; ISSN PRBMD; ISSN 0163-1829
- Country of Publication:
- United States
- Language:
- English
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Conference
·
Wed Jan 24 23:00:00 EST 1990
· AIP Conference Proceedings (American Institute of Physics); (USA)
·
OSTI ID:6793823
X-ray absorption studies of YBa sub 2 Cu sub 3 O sub 6+x , La sub 2-x Sr sub x CuO sub 4 , and Nd sub 2-x Ce sub x CuO sub 4
Conference
·
Sat Dec 31 23:00:00 EST 1988
·
OSTI ID:5363309
Cu K -edge x-ray-absorption near-edge structure and electronic structure of Nd sub 2 minus x Ce sub x CuO sub 4 minus y and La sub 2 minus x Sr sub x CuO sub 4
Journal Article
·
Sun Dec 31 23:00:00 EST 1989
· Physical Review, B: Condensed Matter; (USA)
·
OSTI ID:6910352
Related Subjects
36 MATERIALS SCIENCE
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
ABSORPTION SPECTROSCOPY
ALKALINE EARTH METAL COMPOUNDS
CALCIUM COMPOUNDS
CALCIUM OXIDES
CERIUM COMPOUNDS
CERIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
EMISSION
FLUORESCENCE
LUMINESCENCE
MINERALS
NEODYMIUM COMPOUNDS
NEODYMIUM OXIDES
OXIDE MINERALS
OXIDES
OXYGEN COMPOUNDS
PEROVSKITE
PEROVSKITES
PHOTOEMISSION
QUANTITY RATIO
RARE EARTH COMPOUNDS
SECONDARY EMISSION
SPECTRA
SPECTROSCOPY
TITANIUM COMPOUNDS
TITANIUM OXIDES
TRANSITION ELEMENT COMPOUNDS
X-RAY SPECTRA
360204* -- Ceramics
Cermets
& Refractories-- Physical Properties
ABSORPTION SPECTROSCOPY
ALKALINE EARTH METAL COMPOUNDS
CALCIUM COMPOUNDS
CALCIUM OXIDES
CERIUM COMPOUNDS
CERIUM OXIDES
CHALCOGENIDES
COPPER COMPOUNDS
COPPER OXIDES
EMISSION
FLUORESCENCE
LUMINESCENCE
MINERALS
NEODYMIUM COMPOUNDS
NEODYMIUM OXIDES
OXIDE MINERALS
OXIDES
OXYGEN COMPOUNDS
PEROVSKITE
PEROVSKITES
PHOTOEMISSION
QUANTITY RATIO
RARE EARTH COMPOUNDS
SECONDARY EMISSION
SPECTRA
SPECTROSCOPY
TITANIUM COMPOUNDS
TITANIUM OXIDES
TRANSITION ELEMENT COMPOUNDS
X-RAY SPECTRA