Photo-induced charge transfer in molecular materials based on Prussian blue analogs: A photoacoustic study

S. Stolik, E. Reguera, S. A. Tomás, F. Sánchez-Sinencio

Research output: Contribution to journalConference articlepeer-review

2 Scopus citations

Abstract

Photoacoustic spectra of molecular materials based on the assembling of the [Fe(CN)6] molecular block were recorded and evaluated. An intense absorption band around 600 nm was observed for compounds where the valence of the involved metals allows charge transfer through the CN ligand (inner photo-induced redox reactions). In the absence of this transition, only the signal corresponding to d-d transitions within the metal was observed, which falls below 450 nm, This suggests that photoacoustic spectroscopy provides a fast and reliable method to explore the existence of tunable photo-induced charge transfer in molecular materials.

Original languageEnglish
Pages (from-to)43-46
Number of pages4
JournalJournal De Physique. IV : JP
Volume125
DOIs
StatePublished - 2005
Externally publishedYes
Event13th ICPPP International Conference on Photoacoustic and PhotothermalPhenomena - Rio de Janeiro, Brazil
Duration: 5 Jul 20048 Jul 2004

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