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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
21
pubmed:dateCreated
2004-7-12
pubmed:abstractText
We report a study of the de Haas-van Alphen (dHvA) effect on the itinerant metamagnet Sr3Ru2O7. Extremely high sample purity allows the observation of dHvA oscillations both above and below the metamagnetic transition field of 7.9 T. The quasiparticle masses are fairly large away from the transition, and are enhanced by up to an extra factor of 3 as the transition is approached, but the Fermi surface topography change is quite small. The results are qualitatively consistent with a field-induced Stoner transition in which the mass enhancement is the result of critical fluctuations.
pubmed:language
eng
pubmed:journal
pubmed:status
PubMed-not-MEDLINE
pubmed:month
May
pubmed:issn
0031-9007
pubmed:author
pubmed:issnType
Print
pubmed:day
28
pubmed:volume
92
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
216403
pubmed:year
2004
pubmed:articleTitle
de Haas-van Alphen effect across the metamagnetic transition in Sr3Ru2O7.
pubmed:affiliation
School of Physics and Astronomy, University of St. Andrews, St. Andrews KY16 9SS, United Kingdom.
pubmed:publicationType
Journal Article