http://www.cnr.it/ontology/cnr/individuo/prodotto/ID271540
Photoinduced processes in a dyad made of a linear and an angular perylene bisimide (Articolo in rivista)
- Type
- Label
- Photoinduced processes in a dyad made of a linear and an angular perylene bisimide (Articolo in rivista) (literal)
- Anno
- 2013-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1039/c3pp50211b (literal)
- Alternative label
Lucia Flamigni, Alberto Zanelli, Heinz Langhals and Bernd Böck (2013)
Photoinduced processes in a dyad made of a linear and an angular perylene bisimide
in Photochemical & photobiological sciences (Print)
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Lucia Flamigni, Alberto Zanelli, Heinz Langhals and Bernd Böck (literal)
- Pagina inizio
- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Istituto per la Sintesi Organica e Fotoreattivita' (ISOF), CNR, Via P. Gobetti 101, 40129 Bologna, Italy.
Department of Chemistry, LMU University of Munich, Butenandtstr. 13, D-81377 Munich, Germany (literal)
- Titolo
- Photoinduced processes in a dyad made of a linear and an angular perylene bisimide (literal)
- Abstract
- A dyad (PI0-PIa) made of a linear (PI0) and an angular (PIa) perylene biscarboximide is synthesized and
its spectroscopic, electrochemical and photophysical properties investigated in solvents of various
polarity. PIa is characterized by a high intersystem crossing. The spectroscopy and electrochemistry data
point to a modest electronic coupling. LUMO-LUMO electron transfer from the singlet excited state
PI0-1PIa is thermodynamically feasible in polar solvents but its occurrence is precluded by a very fast
energy transfer to yield 1PI0-PIa, ken >= 1011 s-1. A HOMO-HOMO electron transfer in the latter state in
polar solvents is precluded by the poor driving force, the reaction being unable to compete with the
radiative deactivation of the excited state. The efficient energy transfer process is quantitatively examined
in the frame of current theories and ascribed to a dipole-dipole (Förster) mechanism (literal)
- Prodotto di
- Autore CNR
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