Polarons in the Infrared Spectra of High-To Materials (Articolo in rivista)

Type
Label
  • Polarons in the Infrared Spectra of High-To Materials (Articolo in rivista) (literal)
Anno
  • 1996-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1007/BF00727284 (literal)
Alternative label
  • B. Ruzicka, P. Calvani, M. Capizzi, S. Lupi, P. Maselli, and A. Paolone (1996)
    Polarons in the Infrared Spectra of High-To Materials
    in Journal of superconductivity
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • B. Ruzicka, P. Calvani, M. Capizzi, S. Lupi, P. Maselli, and A. Paolone (literal)
Pagina inizio
  • 393 (literal)
Pagina fine
  • 396 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 9 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Dipartimento di Fisica, Universit~ La Sapienza, 2, P.le A. Moro, 00185 Roma, Italy. (literal)
Titolo
  • Polarons in the Infrared Spectra of High-To Materials (literal)
Abstract
  • Polaronic absorption features, induced by excess charges in both electron and hole doped cuprates, have been measured. The features here reported include additional phonon-like peaks in the far infrared and a broad overtone band centered at ~1000 cm -1 (d band). The peaks in the far infrared are attributed to local modes. The d band is produced by overtone and combination bands of a few of these local modes and is well fitted in a polaron model. Most of these polaronic contributions survive in the metallic phase, where they are superimposed on the Drude term due to free carriers. (literal)
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