Coevolution of Glauber-like Ising dynamics and topology (Articolo in rivista)

Type
Label
  • Coevolution of Glauber-like Ising dynamics and topology (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevE.80.056105 (literal)
Alternative label
  • Salvatore Mandra' (1,2); Santo Fortunato (3); Claudio Castellano (4,5) (2009)
    Coevolution of Glauber-like Ising dynamics and topology
    in Physical review. E, Statistical, nonlinear, and soft matter physics (Print); The American Physical Society, College Park, MD 20740-3844 (Stati Uniti d'America)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Salvatore Mandra' (1,2); Santo Fortunato (3); Claudio Castellano (4,5) (literal)
Pagina inizio
  • 056105 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://pre.aps.org/abstract/PRE/v80/i5/e056105 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 80 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 4 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 5 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • [1] Univ Milan, Dipartimento Fis, I-20133 Milan, Italy [2] Ist Nazl Fis Nucl, Sez Milano, I-20133 Milan, Italy [3] ISI Foundation, Complex Networks Lagrange Lab, Turin, Italy [4] INFM-CNR, SMC, P.le Aldo Moro 2, I-00185 Roma, Italy [5] \"Sapienza\" Università di Roma, Dipartimento di Fisica, P.le Aldo Moro 2, I-00185 Roma, Italy (literal)
Titolo
  • Coevolution of Glauber-like Ising dynamics and topology (literal)
Abstract
  • We study the coevolution of a generalized Glauber dynamics for Ising spins with tunable threshold and of the graph topology where the dynamics takes place. This simple coevolution dynamics generates a rich phase diagram in the space of the two parameters of the model, the threshold and the rewiring probability. The diagram displays phase transitions of different types: spin ordering, percolation, and connectedness. At variance with traditional coevolution models, in which all spins of each connected component of the graph have equal value in the stationary state, we find that, for suitable choices of the parameters, the system may converge to a state in which spins of opposite sign coexist in the same component organized in compact clusters of like-signed spins. Mean field calculations enable one to estimate some features of the phase diagram. (literal)
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