Influence of inter-ring bridge on the optical properties of thiophene-based oligomers (Articolo in rivista)

Type
Label
  • Influence of inter-ring bridge on the optical properties of thiophene-based oligomers (Articolo in rivista) (literal)
Anno
  • 2000-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/S0379-6779(00)00189-2 (literal)
Alternative label
  • Mariacecilia Pasini, Silvia Destri, Chiara Botta, William Porzio (2000)
    Influence of inter-ring bridge on the optical properties of thiophene-based oligomers
    in Synthetic metals
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Mariacecilia Pasini, Silvia Destri, Chiara Botta, William Porzio (literal)
Pagina inizio
  • 129 (literal)
Pagina fine
  • 133 (literal)
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  • I. F 2009 = (literal)
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  • http://biblioproxy.cnr.it:2050/science/article/pii/S0379677900001892 (literal)
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  • 113 (literal)
Rivista
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  • 5 (literal)
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  • 1-2 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Mariacecilia Pasini, Silvia Destri, Chiara Botta, William Porzio -Istituto di Chimica delle Macromolecole, C.N.R., via E. Bassini 15, 20133 Milan, Italy (literal)
Titolo
  • Influence of inter-ring bridge on the optical properties of thiophene-based oligomers (literal)
Abstract
  • Four tetramers, based on thiophene and phenylene residues in which the torsion angles between thiophene rings are blocked by a chemical bridge, are characterized with X-ray diffraction analysis and optical spectroscopy by comparison with quaterthiophene. Structural determinations show different packing arrangements for substituted and unsubstituted oligomers, resulting in different pi-overlap among adjacent molecules. While in solution, the locked molecules display red-shifted absorptions and decreased Stokes-shifts, in the solid state, their optical properties strongly depend on the packing arrangements (literal)
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