Molecular orientations, electronic properties and charge transfer timescale in a Zn-porphyrin/C70 donor-acceptor complex for solar cells (Articolo in rivista)

Type
Label
  • Molecular orientations, electronic properties and charge transfer timescale in a Zn-porphyrin/C70 donor-acceptor complex for solar cells (Articolo in rivista) (literal)
Anno
  • 2006-01-01T00:00:00+01:00 (literal)
Alternative label
  • Vilmercati P., Castellarin Cudia C., Larciprete R., Cepek C., Zampieri G., Sangaletti L., Pagliara S., Verdini A., Cossaro A., Floreano L., Morgante A., Petaccia L., Lizzit S., Battocchio C., Polzonetti G., Goldoni A. (2006)
    Molecular orientations, electronic properties and charge transfer timescale in a Zn-porphyrin/C70 donor-acceptor complex for solar cells
    in Surface science
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Vilmercati P., Castellarin Cudia C., Larciprete R., Cepek C., Zampieri G., Sangaletti L., Pagliara S., Verdini A., Cossaro A., Floreano L., Morgante A., Petaccia L., Lizzit S., Battocchio C., Polzonetti G., Goldoni A. (literal)
Pagina inizio
  • 4018 (literal)
Pagina fine
  • 4023 (literal)
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  • 600 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#note
  • fasc. (18). Elsevier. (literal)
Note
  • ISI Web of Science (WOS) (literal)
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  • a) Sincrotrone Trieste S.C.p.A, s.s. 14 km 163.5 in Area Science Park, 34012 Trieste, Italy b) CNR-Istituto dei Sistemi Complessi, Via Salaria km 29.3, 00016 Monterotondo (RM), Italy c) Lab. Nazionale TASC-INFM, s.s. 14 km 163.5 in Area Science Park, 34012 Trieste, Italy d) Laboratorio de Superficies, Centro Atómico Bariloche, 8400 S.C. de Bariloche, Argentina e) Dipartimento di Matematica e Fisica, Università Cattolica del Sacro Cuore, Via dei Musei 41, 25121 Brescia, Italy f) INFM-Ogg, c/o ESRF, GILDA CRG, 6, Rue Jules Horowitz, F-38043 Grenoble, France g) INFM-Dipartimento di Fisica, Università “Roma Tre”, Via della Vasca Navale 84, 00146 Rome, Italy Lab. Nazionale TASC-INFM, s.s. 14 km 163.5 in Area Science Park, 34012 Trieste, Italy Laboratorio de Superficies, Centro Ato´mico Bariloche, 8400 S.C. de Bariloche, Argentina Dipartimento di Matematica e Fisica, Universita` Cattolica del Sacro Cuore, Via dei Musei 41, 25121 Brescia, Italy NFM-Ogg, c/o ESRF, GILDA CRG, 6, Rue Jules Horowitz, F-38043 Grenoble, France INFM-Dipartimento di Fisica, Universita` ‘‘Roma Tre’’, Via della Vasca Navale 84, 00146 Rome, Italy (literal)
Titolo
  • Molecular orientations, electronic properties and charge transfer timescale in a Zn-porphyrin/C70 donor-acceptor complex for solar cells (literal)
Abstract
  • Here we demonstrate that a molecular dye film composed by a single layer of C70 and a single layer of Zn-tetraphenyl-porphyrin (ZnTPP) adsorbed atop can be grown on large substrates using molecular beam epitaxy. The electrostatic interactions between the constituent molecules drive the formation of this ordered donor–acceptor layer. The overlapping between the p* orbitals of ZnTPP and C70 allows the delocalisation of the excited electrons from the excited molecule on a timescale of _6 fs. Generally, the ZnTPP/C70 film, acting as a p–n junction, delocalise more efficiently the excited electrons as compared to pure ZnTPP films on a timescale that competes effectively against loss processes, suggesting its application for a more efficient solar energy conversion in organic-based devices. (literal)
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