Source:http://linkedlifedata.com/resource/pubmed/id/21568584
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
15
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pubmed:dateCreated |
2011-5-16
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pubmed:abstractText |
X-ray diffraction, electrical resistivity, magnetic susceptibility, and specific heat measurements on Ce(1-x)Yb(x)CoIn5 (0?x?1) reveal that many of the characteristic features of the x=0 correlated electron state are stable for x?0.775 and that phase separation occurs for x>0.775. The stability of the correlated electron state is apparently due to cooperative behavior of the Ce and Yb ions, involving their unstable valences. Low-temperature non-Fermi liquid behavior is observed and varies with x, even though there is no readily identifiable quantum critical point. The superconducting critical temperature T(c) decreases linearly with x towards 0 K as x?1, in contrast with other HF superconductors where T(c) scales with T(coh).
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pubmed:language |
eng
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pubmed:journal | |
pubmed:status |
PubMed-not-MEDLINE
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pubmed:month |
Apr
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pubmed:issn |
1079-7114
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pubmed:author |
pubmed-author:BaumbachR ERE,
pubmed-author:GonzalesEE,
pubmed-author:HamlinJ JJJ,
pubmed-author:HoP-CPC,
pubmed-author:HuangKK,
pubmed-author:JanoschekMM,
pubmed-author:MapleM BMB,
pubmed-author:McElroyC ACA,
pubmed-author:O'BrienJJ,
pubmed-author:PaglioneJJ,
pubmed-author:SaylesT ATA,
pubmed-author:ShuLL,
pubmed-author:ZoccoD ADA
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pubmed:issnType |
Electronic
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pubmed:day |
15
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pubmed:volume |
106
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
156403
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pubmed:year |
2011
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pubmed:articleTitle |
Correlated electron state in Ce(1-x)Yb(x)CoIn5 stabilized by cooperative valence fluctuations.
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pubmed:affiliation |
Department of Physics, University of California, San Diego, La Jolla, California 92093, USA.
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pubmed:publicationType |
Journal Article
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