http://www.cnr.it/ontology/cnr/individuo/prodotto/ID303279
Pyridine-carboxylates as new anchoring groups for organic sensitizers in DSSCs (Abstract/Poster in atti di convegno)
- Type
- Label
- Pyridine-carboxylates as new anchoring groups for organic sensitizers in DSSCs (Abstract/Poster in atti di convegno) (literal)
- Anno
- 2013-01-01T00:00:00+01:00 (literal)
- Alternative label
Massimo Calamante, Bianca Cecconi, Daniele Franchi, Alessandro Mordini, Gianna Reginato, Lorenzo Zani, Maurizio Taddei, Riccardo Basosi, Adalgisa Sinicropi, Laura Parisi, Fabrizia Fabrizi de' Biani. (2013)
Pyridine-carboxylates as new anchoring groups for organic sensitizers in DSSCs
in 4th Hybrid and Organic Photovoltaic Conference, Siviglia, 5-8 Maggio 2013
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Massimo Calamante, Bianca Cecconi, Daniele Franchi, Alessandro Mordini, Gianna Reginato, Lorenzo Zani, Maurizio Taddei, Riccardo Basosi, Adalgisa Sinicropi, Laura Parisi, Fabrizia Fabrizi de' Biani. (literal)
- Note
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- CNR-ICCOM, Università degli Studi di Firenze, Università degli Studi di Firenze-Dipartimento di Chimica, ICCOM-CNR, ICCOM-CNR, ICCOM-CNR, Università degli Studi di Siena-Dipartimento di Biotecnologie Chimica e Farmacia, Università degli Studi di Siena-Dipartimento di Biotecnologie Chimica e Farmacia, Università degli Studi di Siena-Dipartimento di Biotecnologie Chimica e Farmacia, Università degli Studi di Siena-Dipartimento di Biotecnologie Chimica e Farmacia, Università degli Studi di Siena-Dipartimento di Biotecnologie Chimica e Farmacia. (literal)
- Titolo
- Pyridine-carboxylates as new anchoring groups for organic sensitizers in DSSCs (literal)
- Abstract
- In recent years, metal-free organic sensitizers for dye-sensitized solar cells (DSSC) have been shown to have reached an interesting level of efficiency, while not having all the problems associated with the presence of a metal. Often DSSCs have a \"donor-?-acceptor\" (D-?-A) architecture, where the acceptor groups is also involved in the interaction with titanium oxide1. In most of metal-free organic sensitizers, the acceptor/anchor group is a cyanoacrylate moiety but recently acceptors with different structural features, such as pyridine carboxylate, have been reported2. In this work, different dyes with a pyridine portion as acceptor group were synthesized and characterized, varying the position of the carboxyl group and the group D-? in the pyridine moiety. The isomers prepared showed significant differences both in absorption/emission spectra and in TiO2 up taking. The results was compared with analogues dye with cyanocrilate mojety as anchoring group. Moreover we have been showed as inserting a appropriate substituent on the pyridine ring is possible to adjust the optical properties of the dyes. (literal)
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