Stress tensor of a dilute suspension of spheres in a viscoelastic liquid (Articolo in rivista)

Type
Label
  • Stress tensor of a dilute suspension of spheres in a viscoelastic liquid (Articolo in rivista) (literal)
Anno
  • 2005-01-01T00:00:00+01:00 (literal)
Alternative label
  • F.Greco, G.D’Avino, P.L.Maffettone (2005)
    Stress tensor of a dilute suspension of spheres in a viscoelastic liquid
    in Physical review letters (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • F.Greco, G.D’Avino, P.L.Maffettone (literal)
Pagina inizio
  • 246001 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 95 (literal)
Rivista
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  • 4 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • (Greco} Institute of Composite and BioMedical Materials (IMCB), CNR, P.le Tecchio 80, 80125 Naples, Italy (D'Avino) Dipartimento di Ingegneria Chimica, Universita' Federico II di Napoli, Piazzale Tecchio 80, I-80125, Napoli, ITALIA (Maffettone) Dipartimento di Scienza dei Materiali ed Ingegneria Chimica, Politecnico di Torino, Corso Duca degli Abruzzi 24, I-10129, Torino (literal)
Titolo
  • Stress tensor of a dilute suspension of spheres in a viscoelastic liquid (literal)
Abstract
  • The stress tensor for a dilute suspension of buoyancy free, inertialess, nonBrownian, rigid spheres immersed in a viscoelastic liquid is determined via a perturbative expansion. The perturbation parameter is the Deborah number De, giving the ratio between the characteristic time of the liquid and the characteristic time of the imposed flow. The stress is also calculated from numerical simulations of continuity and momentum equations for the single sphere problem. Excellent agreement is found between the two predictions. Good agreement is found also with respect to experimental data found in the literature. (literal)
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