Surface Dead Layer for Quasiparticles Near a Mott Transition (Articolo in rivista)

Type
Label
  • Surface Dead Layer for Quasiparticles Near a Mott Transition (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevLett.102.066806 (literal)
Alternative label
  • Borghi Giovanni; Fabrizio Michele; Tosatti Erio (2009)
    Surface Dead Layer for Quasiparticles Near a Mott Transition
    in Physical review letters (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Borghi Giovanni; Fabrizio Michele; Tosatti Erio (literal)
Pagina inizio
  • 066806 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 102 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR INFM, Int Sch Adv Studies SISSA, I-34014 Trieste, Italy CNR INFM, CRS Democritos, I-34014 Trieste, Italy Abdus Salam Int Ctr Theoret Phys, I-34014 Trieste, Italy Univ Paris 11, CNRS, Phys Solides Lab, UMR 8502, F-91405 Orsay, France (literal)
Titolo
  • Surface Dead Layer for Quasiparticles Near a Mott Transition (literal)
Abstract
  • Electron quasiparticles are progressively weakened by correlations upon approaching a continuos Mott metal-insulator transition in a bulk solid. We show that corresponding to the bulk weakening, a dead layer forms below the surface of the solid, where quasiparticles are exponentially suppressed. The surface dead layer depth is a bulk property and diverges when the Mott transition is approached. We describe this phenomenon in a Hubbard model within a self-consistent Gutzwiller approximation. The photoemission data of Rodolakis et al. [Phys. Rev. Lett. 102, 066805 (2009)] in V(2)O(3) appear to be in accord with this physical picture. (literal)
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