Characterization of the valence transition in Yb/sub x/In/sub 1-//sub x/Cu/sub 2/ and anomalous /sup 115/In Knight-shift behavior
Journal Article
·
· Phys. Rev. B: Condens. Matter; (United States)
/sup 115/In nuclear-magnetic-resonance Knight shift studies in Yb/sub x/In/sub 1-//sub x/Cu/sub 2/ microscopically confirm the existence of an anomalous valence transition of Yb ions for some values of x. The rate of variation, as well as the overall variation of the Knight shifts is the largest ever observed in any Yb system. The Knight shifts do not track the susceptibility at low temperatures, the possible implications of which are discussed. Specific-heat results prove the intermediate-valence character of Yb ions in the ground state of these compounds.
- Research Organization:
- Tata Institute of Fundamental Research, Homi Bhabha Road, Bombay 400005, In dia
- OSTI ID:
- 6884203
- Journal Information:
- Phys. Rev. B: Condens. Matter; (United States), Journal Name: Phys. Rev. B: Condens. Matter; (United States) Vol. 35:4; ISSN PRBMD
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
360104* -- Metals & Alloys-- Physical Properties
ALLOYS
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
COPPER
ELEMENTS
HOURS LIVING RADIOISOTOPES
INDIUM 115
INDIUM ALLOYS
INDIUM ISOTOPES
INTERMEDIATE MASS NUCLEI
INTERNAL CONVERSION RADIOISOTOPES
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
KNIGHT SHIFT
LOW TEMPERATURE
MAGNETIC PROPERTIES
MAGNETIC SUSCEPTIBILITY
MEDIUM TEMPERATURE
METALS
NUCLEI
ODD-EVEN NUCLEI
PHYSICAL PROPERTIES
RADIOISOTOPES
RARE EARTH ALLOYS
SPECIFIC HEAT
TEMPERATURE DEPENDENCE
THERMODYNAMIC PROPERTIES
TRANSITION ELEMENTS
ULTRALOW TEMPERATURE
VALENCE
VERY LOW TEMPERATURE
YEARS LIVING RADIOISOTOPES
YTTERBIUM ALLOYS
360104* -- Metals & Alloys-- Physical Properties
ALLOYS
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
COPPER
ELEMENTS
HOURS LIVING RADIOISOTOPES
INDIUM 115
INDIUM ALLOYS
INDIUM ISOTOPES
INTERMEDIATE MASS NUCLEI
INTERNAL CONVERSION RADIOISOTOPES
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
KNIGHT SHIFT
LOW TEMPERATURE
MAGNETIC PROPERTIES
MAGNETIC SUSCEPTIBILITY
MEDIUM TEMPERATURE
METALS
NUCLEI
ODD-EVEN NUCLEI
PHYSICAL PROPERTIES
RADIOISOTOPES
RARE EARTH ALLOYS
SPECIFIC HEAT
TEMPERATURE DEPENDENCE
THERMODYNAMIC PROPERTIES
TRANSITION ELEMENTS
ULTRALOW TEMPERATURE
VALENCE
VERY LOW TEMPERATURE
YEARS LIVING RADIOISOTOPES
YTTERBIUM ALLOYS