http://www.cnr.it/ontology/cnr/individuo/prodotto/ID54415
Oligophenylenevinylenes in Spatially Confined Nanochannels: Monitoring Intermolecular Interactions by UV/Vis and Raman Spectroscopy (Articolo in rivista)
- Type
- Label
- Oligophenylenevinylenes in Spatially Confined Nanochannels: Monitoring Intermolecular Interactions by UV/Vis and Raman Spectroscopy (Articolo in rivista) (literal)
- Anno
- 2008-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1002/adfm.200700647 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Aloshyna M.; Medina B.M.; Poulsen L.; Moreau J.; Beljonne D.; Cornil J.; Di Silvestro G.; Cerminara M.; Meinardi F.; Tubino R.; Detert H.; Schrader S.; Egelhaaf H.J.; Botta C.; Gierschner J. (literal)
- Pagina inizio
- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
- Note
- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- C. Botta, M Aloshyna - ISMAC CNR MI; L. Poulsen, H.-J. Egelhaaf- Univ Tubingen, J. Gierschner, B. Milian Medina, D. Beljonne, J. Cornil - Univ. Mons BE, J. Moreau, G. Di Silvestro - Univ. Milano, M. Cerminara, F. Meinardi, R. Tubino- Univ Milano Bicocca, H. Detert- Univ. Mainz, S. Schrader Univ. Wildau (literal)
- Titolo
- Oligophenylenevinylenes in Spatially Confined Nanochannels: Monitoring Intermolecular Interactions by UV/Vis and Raman Spectroscopy (literal)
- Abstract
- Perhydrotriphenylene-based channel-forming inclusion compounds (ICs) and thin films made of polyphenylenevinylene
(PPV)-type oligomers with terminal alkoxy groups are investigated and compared in a combined experimental and theoretical
approach. Interchromophore interactions and host-guest interactions are elucidated by UV/Vis and Raman spectroscopy. The
impact of the local environment of the chromophore on the optical and photophysical properties is discussed in light of
quantum-chemical calculations. In stark contrast to thin films where preferential side-by-side orientation leads to quenching of
photoluminescence (PL) via non-emissive traps, the ICs are found to be attractivematerials for opto-electronic applications: they
offer high chromophore concentrations, but at the same time behave as quasi-isolated entities of tightly packed, well-oriented
objects with high PL quantum yields and the possibility of color tuning. (literal)
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- Autore CNR
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