Spectroscopic evidences of quantum critical charge fluctuations in cuprates (Articolo in rivista)

Type
Label
  • Spectroscopic evidences of quantum critical charge fluctuations in cuprates (Articolo in rivista) (literal)
Anno
  • 2007-01-01T00:00:00+01:00 (literal)
Alternative label
  • Grilli, M; Caprara, S; Di Castro, C; Suppa, D (2007)
    Spectroscopic evidences of quantum critical charge fluctuations in cuprates
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Grilli, M; Caprara, S; Di Castro, C; Suppa, D (literal)
Pagina inizio
  • 1103 (literal)
Pagina fine
  • 1104 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 460 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Univ Roma La Sapienza, Dipartimento Fis, SMC, Ist Nazl Fis Mat, I-00185 Rome, Italy (literal)
Titolo
  • Spectroscopic evidences of quantum critical charge fluctuations in cuprates (literal)
Abstract
  • We calculate the optical conductivity in a clean system of quasiparticles coupled to charge-ordering collective modes. The absorption induced by these modes may produce an anomalous frequency and temperature dependence of low-energy optical absorption in some cuprates. However, the coupling with lattice degrees of freedom introduces a non-universal energy scale leading to scaling violation in low-temperature optical conductivity. (c) 2007 Elsevier B.V. All rights reserved. (literal)
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