http://www.cnr.it/ontology/cnr/individuo/prodotto/ID299544
Absorption spectra and photovoltaic characterization of chlorophyllins as sensitizers for dye-sensitized solar cells (Articolo in rivista)
- Type
- Label
- Absorption spectra and photovoltaic characterization of chlorophyllins as sensitizers for dye-sensitized solar cells (Articolo in rivista) (literal)
- Anno
- 2014-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1016/j.saa.2014.04.196 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Calogero G.; Citro I.; Crupi C.; Di Marco G. (literal)
- Pagina inizio
- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
- http://www.scopus.com/inward/record.url?eid=2-s2.0-84901834673&partnerID=q2rCbXpz (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- CNR-IPCF, Istituto per i Processi Chimico-Fisici, via F. Stagno D'Alcontres 37, I-98158 Messina, Italy (literal)
- Titolo
- Absorption spectra and photovoltaic characterization of chlorophyllins as sensitizers for dye-sensitized solar cells (literal)
- Abstract
- [object Object]Dye-sensitized solar cells (DSSCs) based on Chlorine-e6 (Chl-e6), a Chlorophyll a derivative, and Chl-e6
containing Cu, have been investigated by carrying out incident photon to current efficiency (IPCE) and
current-voltage (I-V) measurements. The effect of the metallic ion and the influence of the solvent polarity
on the dye aggregation and their absorption bands have been analysed by performing electronic
absorption measurements. The dependence of the photoelectrochemical parameters of these DSSCs on
the electrolyte by the addition of pyrimidine and/or pyrrole has been discussed in details. For the first
time I-V curves for a DSSC based on copper Chl-e6 dye have been shown and compared with Zn based
chlorophyllin. Furthermore, the performance of a Cu-Chl-e6 based DSSC has been deeply improved by
a progressive optimization of the TiO2 multilayer photoanode overcoming the best data reported in literature
so far for this dye. It's worth to emphasize that, the analysis reported in this paper supplies very
useful information which paves the way to further detailed studies turned to the employment of natural
pigments as sensitizers for solar cells. (literal)
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