Inverse velocity statistics in two-dimensional turbulence (Articolo in rivista)

Type
Label
  • Inverse velocity statistics in two-dimensional turbulence (Articolo in rivista) (literal)
Anno
  • 2003-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1063/1.1557527 (literal)
Alternative label
  • Biferale, L; Cencini, M; Lanotte, AS; Vergni, D (2003)
    Inverse velocity statistics in two-dimensional turbulence
    in Physics of fluids (1994)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Biferale, L; Cencini, M; Lanotte, AS; Vergni, D (literal)
Pagina inizio
  • 1012 (literal)
Pagina fine
  • 1020 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 15 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 9 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 4 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • University of Rome Tor Vergata; Dipartimento di Fisica, Università di Roma \"La Sapienza\" and INFM; Centre National de la Recherche Scientifique (CNRS);CNR, ISAC - Sezione di Lecce;Dipartimento di Fisica, Università di Roma \"La Sapienza\" and INFM (literal)
Titolo
  • Inverse velocity statistics in two-dimensional turbulence (literal)
Abstract
  • We present a numerical study of two-dimensional turbulent flows in the enstropy cascade regime, with different large-scale energy sinks. In particular, we study the statistics of more-than-differentiable velocity fluctuations by means of two sets of statistical estimators, namely inverse statistics and second-order differences. In this way, we are able to probe statistical fluctuations that are not captured by the usual spectral analysis. We show that a new set of exponents associated to more-than-differentiable fluctuations of the velocity field exists. We also present a numerical investigation of the temporal properties of u measured in different spatial locations. (C) 2003 American Institute of Physics. (literal)
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