Nonadiabatic high-Tc superconductivity in hole-doped fullerenes (Articolo in rivista)

Type
Label
  • Nonadiabatic high-Tc superconductivity in hole-doped fullerenes (Articolo in rivista) (literal)
Anno
  • 2004-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevB.69.024507 (literal)
Alternative label
  • P. Paci (1); E. Cappelluti (2,3); C. Grimaldi (4); L. Pietronero (3,5); S. Strässler (4) (2004)
    Nonadiabatic high-Tc superconductivity in hole-doped fullerenes
    in Physical review. B, Condensed matter and materials physics
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • P. Paci (1); E. Cappelluti (2,3); C. Grimaldi (4); L. Pietronero (3,5); S. Strässler (4) (literal)
Pagina inizio
  • 024507-1 (literal)
Pagina fine
  • 024507-5 (literal)
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  • http://prb.aps.org/abstract/PRB/v69/i2/e024507 (literal)
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  • 69 (literal)
Rivista
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  • 5 (literal)
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  • 2 (literal)
Note
  • Google Scholar (literal)
  • ISI Web of Science (WOS) (literal)
  • Scopu (literal)
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  • (1) Dipartimento di Fisica ''A. Volta,'' Università di Pavia, v. Bassi 6, 27100 Pavia, and INFM, UdR Roma1, Italy (2) ''Enrico Fermi'' Center, v. Panisperna 89/a, c/o Compendio del Viminale, 00184 Roma, Italy (3) Dipartimento di Fisica, Università di Roma ''La Sapienza,'' P.le A. Moro, 2, 00185 Roma, and INFM UdR Roma1, Italy (4) École Polytechnique Fédérale de Lausanne, IPR-LPM, CH-1015 Lausanne, Switzerland (5) CNR, Istituto di Acustica ''O.M. Corbino,'' v. del Fosso del Cavaliere 100, 00133 Roma, Italy (literal)
Titolo
  • Nonadiabatic high-Tc superconductivity in hole-doped fullerenes (literal)
Abstract
  • In this paper we address the possibility of high-T c superconductivity ( T c ? 100 K) in hypothetical hole doped C60 within the context of the nonadiabatic theory of superconductivity. Our analysis shows that electron doped fullerenes, represented by the A3C60 family, are characterized by relatively small values of the electron- phonon coupling constant ?, which can thus be further increased by hole doping before lattice instabilities occur. In particular we show that Tc larger than 100 K are compatible in the nonadiabatic context with microscopic parameters ?h?0.5-1.0, ?*?0.3-0.5 and phonon frequencies ?ph?1500-2000K. These re- sults provide a stimulus for material engineering and optimization along the lines indicated. (literal)
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