Scaling and hydrodynamic effects in lamellar ordering (Articolo in rivista)

Type
Label
  • Scaling and hydrodynamic effects in lamellar ordering (Articolo in rivista) (literal)
Anno
  • 2005-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1209/epl/i2005-10130-3 (literal)
Alternative label
  • A. Xu; G. Gonnella; A. Lamura; G. Amati; F. Massaioli (2005)
    Scaling and hydrodynamic effects in lamellar ordering
    in Europhysics letters (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • A. Xu; G. Gonnella; A. Lamura; G. Amati; F. Massaioli (literal)
Pagina inizio
  • 651 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 71 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Dipartimento di Fisica, Universita' di Bari, Bari, Italia; Dipartimento di Fisica, Universita' di Bari, Bari, Italia; IAC CNR, Bari, Italia; CASPUR, Roma, Italia; CASPUR, Roma, Italia (literal)
Titolo
  • Scaling and hydrodynamic effects in lamellar ordering (literal)
Abstract
  • We study the kinetics of domain growth of fluid mixtures quenched from a disordered to a lamellar phase. At low viscosities, in two dimensions, when hydrodynamic modes become important, dynamical scaling is verified in the form C(k, t) ~ L ? f[(k - kM)L], where C is the structure factor with maximum at kM and L is a typical length with logarithmic growth at late times. The presence of extended defects can explain the behavior of L. Three-dimensional simulations confirm that diffuse grain boundaries inhibit complete ordering of lamellae. Applied shear flow alleviates frustration and gives power law growth at all times. (literal)
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