http://www.cnr.it/ontology/cnr/individuo/prodotto/ID2959
Theoretical and numerical study of the phase diagram of patchy colloids: Ordered and disordered patch arrangements (Articolo in rivista)
- Type
- Label
- Theoretical and numerical study of the phase diagram of patchy colloids: Ordered and disordered patch arrangements (Articolo in rivista) (literal)
- Anno
- 2008-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1063/1.2888997 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Emanuela Bianchi (1); Piero Tartaglia (1); Emanuela Zaccarelli (2); Francesco Sciortino (2) (literal)
- Pagina inizio
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
- http://jcp.aip.org/resource/1/jcpsa6/v128/i14/p144504_s1?isAuthorized=no (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
- Note
- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- (1) Dipartimento di Fisica and INFM-CRS-SMC, Università di Roma La Sapienza, Piazzale A. Moro 2, 00185 Roma, Italy
(2) Dipartimento di Fisica and INFM-CRS-SOFT, Università di Roma La Sapienza, Piazzale A. Moro 2, 00185 Roma, Italy (literal)
- Titolo
- Theoretical and numerical study of the phase diagram of patchy colloids: Ordered and disordered patch arrangements (literal)
- Abstract
- We report theoretical and numerical evaluations of the phase diagram for a model of patchy particles. Specifically, we study hard spheres whose surface is decorated by a small number f of identical sites ('sticky spots') interacting via a short-ranged square-well attraction. We theoretically evaluate, solving the Wertheim theory, the location of the critical point and the gas-liquid coexistence line for several values of f and compare them to the results of Gibbs and grand canonical Monte Carlo simulations. We study both ordered and disordered arrangements of the sites on the hard-sphere surface and confirm that patchiness has a strong effect on the phase diagram: the gas-liquid coexistence region in the temperature-density plane is significantly reduced as f decreases. We also theoretically evaluate the locus of. specific heat maxima and the percolation line. 0 2008 American Institute of Physics. (literal)
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