Anomalous Diffusion Effects on the Electrical Impedance Response of Liquid-Crystalline Systems (Articolo in rivista)

Type
Label
  • Anomalous Diffusion Effects on the Electrical Impedance Response of Liquid-Crystalline Systems (Articolo in rivista) (literal)
Anno
  • 2013-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1080/15421406.2013.789423 (literal)
Alternative label
  • SANTORO PA; LENZI EK; EVANGELISTA LR; CIUCHI F; MAZZULLA A; SCARAMUZZA N (2013)
    Anomalous Diffusion Effects on the Electrical Impedance Response of Liquid-Crystalline Systems
    in Molecular crystals and liquid crystals (Phila. Pa. : 2003)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • SANTORO PA; LENZI EK; EVANGELISTA LR; CIUCHI F; MAZZULLA A; SCARAMUZZA N (literal)
Pagina inizio
  • 23 (literal)
Pagina fine
  • 31 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 576 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 9 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR - IPCF UoS di Cosenza Dip. di Fisica - UNICAL Univ. di Maringa (Brasile) (literal)
Titolo
  • Anomalous Diffusion Effects on the Electrical Impedance Response of Liquid-Crystalline Systems (literal)
Abstract
  • The electrical impedance response of six nematic liquid crystals samples is analyzed by means of an extension of the Poisson-Nernst-Planck diffusional model. This formulation includes fractional derivatives of distributed order governing the behavior of the bulk density of mobile charges, whose solutions are subjected to integro-differential equations accounting for the boundary conditions. The role of the intrinsic surface lengths involved in the adsorption-desorption phenomena at the electrodes is emphasized, in order to analyze the frequency dependence of the real and imaginary parts of the electrical impedance experimentally obtained. (literal)
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