Chemical and physical aggregation of small-functionality particles (Articolo in rivista)

Type
Label
  • Chemical and physical aggregation of small-functionality particles (Articolo in rivista) (literal)
Anno
  • 2012-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1039/c2sm26112j (literal)
Alternative label
  • Silvia Corezzi (ab); Daniele Fioretto (ac); Francesco Sciortino (bd) (2012)
    Chemical and physical aggregation of small-functionality particles
    in Soft matter (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Silvia Corezzi (ab); Daniele Fioretto (ac); Francesco Sciortino (bd) (literal)
Pagina inizio
  • 11207 (literal)
Pagina fine
  • 11216 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#altreInformazioni
  • Review. (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://pubs.rsc.org/en/Content/ArticleLanding/2012/SM/c2sm26112j (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 8 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 44 (literal)
Note
  • ISI Web of Science (WOS) (literal)
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • a) Dipartimento di Fisica, Università di Perugia, Via A. Pascoli, I-06123, Perugia, Italy b) CNR-ISC, c/o Università di Roma ''La Sapienza'', Piazzale A. Moro 2, I-00185, Roma, Italy c) CEMIN (Centro di Eccellenza su Materiali Innovativi Nanostrutturati), c/o Università di Perugia, I-06123 Perugia, Italy d) Dipartimento di Fisica, Università di Roma ''La Sapienza'', Piazzale A. Moro 2, I-00185 Roma, Italy (literal)
Titolo
  • Chemical and physical aggregation of small-functionality particles (literal)
Abstract
  • The number of potentially relevant materials resulting from the aggregation of elementary units with a finite functionality continues to increase. The growth of branched clusters and networks may proceed through the formation of reversible (physical) or irreversible (chemical) bonds. The kinetics of bond formation is sensitive both to the intrinsic rate of the bonding process, controlled by the chemistry of the system, and to the encounter rate of clusters, controlled by cluster diffusion. In this Highlight we review a series of our recent numerical simulation studies designed to investigate the connections between chemical and physical aggregation and the crossover from a chemically controlled to diffusion-controlled regime. It is shown that in the chemically controlled limit, it is possible to formally correlate elapsed time during irreversible aggregation with equilibrium temperature in reversible aggregation. The diffusion-controlled regime sets in well-beyond percolation and the effect of diffusion can be described by introducing a single additional time scale, related to the average diffusion time. This concept can be readily generalized to interpret the experimental data. (literal)
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