Ultrafast spectroscopy of linear carbon chains: The case of dinaphthylpolyynes (Articolo in rivista)

Type
Label
  • Ultrafast spectroscopy of linear carbon chains: The case of dinaphthylpolyynes (Articolo in rivista) (literal)
Anno
  • 2013-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1039/c3cp50508a (literal)
Alternative label
  • Fazzi, D.(a), Scotognella, F.(ab), Milani, A.(c), Brida, D.(b), Manzoni, C.(d), Cinquanta, E.(eh), Devetta, M.(e), Ravagnan, L.(e), Milani, P.(e), Cataldo, F.(f), Lüer, L.(g), Wannemacher, R.(g), Cabanillas-Gonzalez, J.(g), Negro, M.(b), Stagira, S.(b), Vozzi, C.(d) (2013)
    Ultrafast spectroscopy of linear carbon chains: The case of dinaphthylpolyynes
    in PCCP. Physical chemistry chemical physics (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Fazzi, D.(a), Scotognella, F.(ab), Milani, A.(c), Brida, D.(b), Manzoni, C.(d), Cinquanta, E.(eh), Devetta, M.(e), Ravagnan, L.(e), Milani, P.(e), Cataldo, F.(f), Lüer, L.(g), Wannemacher, R.(g), Cabanillas-Gonzalez, J.(g), Negro, M.(b), Stagira, S.(b), Vozzi, C.(d) (literal)
Pagina inizio
  • 9384 (literal)
Pagina fine
  • 9391 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://pubs.rsc.org/en/Content/ArticleLanding/2013/CP/c3cp50508a (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 15 (literal)
Rivista
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  • 8 (literal)
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  • 23 (literal)
Note
  • ISI Web of Science (WOS) (literal)
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • a Center for Nano Science and Technology CNST Polimi, Istituto Italiano di Tecnologia, via Pascoli 70/3, 20133 Milano, Italy b Dipartimento di Fisica, Politecnico di Milano, Piazza L. da Vinci 32, 20133 Milano, Italy c Dipartimento di Chimica, Materiali e Ing. Chimica G. Natta, Politecnico di Milano, Piazza L. da Vinci 32, 20133 Milano, Italy d CNR-Istituto di Fotonica e Nanoteconologie, Piazza Leonardo da Vinci 32, 20133 Milano, ItalyUltrafast spectroscopy of linear carbon chains: The case of dinaphthylpolyynes e CIMAINA, Dipartimento di Fisica, Università Degli Studi di Milano, via Celoria 16, 20133 Milano, Italy f Actinium Chemical Research S.r.l., Via Casilina 1626/A, 00133 Rome, Italy g IMDEA Nanociencia, C/Faraday 9, 28049 Cantoblanco, Spain h Laboratorio MDM, IMM-CNR, Via C. Olivetti 2, 20864 Agrate Brianza (MB), Italy (literal)
Titolo
  • Ultrafast spectroscopy of linear carbon chains: The case of dinaphthylpolyynes (literal)
Abstract
  • The dynamics of excited states in ?,?-dinaphthylpolyyne, a class of linear sp-carbon chains, has been investigated by ultrafast transient absorption spectroscopy and DFT//TDDFT calculations. We show that the role of molecular conformers, in which end-capped naphthalene rings are planar or perpendicular to the polyyne plane, is fundamental for understanding both the steady state properties, such as UV-Vis absorption spectra and vibronic transitions, and the ultrafast transient absorption features. In particular, we observed in one of the conformers the ultrafast formation of a narrow photo-induced absorption band rising within 30 ps. This band can be assigned to an inter-system crossing event leading to the formation of triplet excited states. (literal)
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