Non-mean-field behavior of the contact process on scale-free networks (Articolo in rivista)

Type
Label
  • Non-mean-field behavior of the contact process on scale-free networks (Articolo in rivista) (literal)
Anno
  • 2006-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevLett.96.038701 (literal)
Alternative label
  • Claudio Castellano (1); Romualdo Pastor-Satorras (2) (2006)
    Non-mean-field behavior of the contact process on scale-free networks
    in Physical review letters (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Claudio Castellano (1); Romualdo Pastor-Satorras (2) (literal)
Pagina inizio
  • 038701 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://link.aps.org/doi/10.1103/PhysRevLett.96.038701 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 96 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 4 (literal)
Note
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • (1) CNR-INFM, SMC, Dipartimento di Fisica, Università di Roma \"La Sapienza\", Piazzale Aldo Moro 2, I-00185 Roma, Italy and CNR, Istituto dei Sistemi Complessi, Roma, Italy; (2) Departament de Física i Enginyeria Nuclear, Universitat Politècnica de Catalunya, Campus Nord B4, 08034 Barcelona, Spain (literal)
Titolo
  • Non-mean-field behavior of the contact process on scale-free networks (literal)
Abstract
  • We present an analysis of the classical contact process on scale-free networks. A mean-field study, both for finite and infinite network sizes, yields an absorbing-state phase transition at a finite critical value of the control parameter, characterized by a set of exponents depending on the network structure. Since finite size effects are large and the infinite network limit cannot be reached in practice, a numerical study of the transition requires the application of finite size scaling theory. Contrary to other critical phenomena studied previously, the contact process in scale-free networks exhibits a nontrivial critical behavior that cannot be quantitatively accounted for by mean-field theory. (literal)
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