Optical, electrochemical, magnetic, and conductive properties of new ply(indolocarbazole-alt-bithiophene)s (Articolo in rivista)

Type
Label
  • Optical, electrochemical, magnetic, and conductive properties of new ply(indolocarbazole-alt-bithiophene)s (Articolo in rivista) (literal)
Anno
  • 2006-01-01T00:00:00+01:00 (literal)
Alternative label
  • Blouin N., Leclerc M., Vercelli B., Zecchin S., Zotti G. (2006)
    Optical, electrochemical, magnetic, and conductive properties of new ply(indolocarbazole-alt-bithiophene)s
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Blouin N., Leclerc M., Vercelli B., Zecchin S., Zotti G. (literal)
Pagina inizio
  • 175 (literal)
Pagina fine
  • 182 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 207 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR IENI (literal)
Titolo
  • Optical, electrochemical, magnetic, and conductive properties of new ply(indolocarbazole-alt-bithiophene)s (literal)
Abstract
  • New alternating copolymers based on indolocarbazole (IC), both two- and three-coupled, and bithiophene (BT) or bis(3,4-ethylenedioxythiophene) (BiEDOT), were obtained using Stille or Suzuki coupling reactions. Those copolymers have been investigated by cyclic voltammetry, electrochemical quartz crystal microbalance, in situ electron spin resonance, in situ conductivity, and UV-Vis-NIR spectroelectrochemistry techniques. All polymer films undergo reversible oxidation processes. One to three isoelectronic oxidation processes, involving one electron per repeat unit, produce radical cations, dications, and radical trications. The oxidative charge is localized in the IC moiety for BT copolymers or over the whole polyconjugated backbone for BiEDOT copolymers. Redox neutral-polaron conductivities are in the range of 0.02–0.1 S _ cm_1 and polaron-bipolaron conductivities in the range of 0.1–0.7 S _ cm_1. (literal)
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