| Issue |
EPJ Web of Conferences
Volume 41, 2013
XVIIIth International Conference on Ultrafast Phenomena
|
|
|---|---|---|
| Article Number | 04010 | |
| Number of page(s) | 3 | |
| Section | Physics – Condensed Phase, Surfaces and Low Dimensional Systems | |
| DOI | https://doi.org/10.1051/epjconf/20134104010 | |
| Published online | 13 March 2013 | |
https://doi.org/10.1051/epjconf/20134104010
Ultrafast Charge Separation in Low Band-Gap Polymer Blend for Photovoltaics
1 IFN-CNR, Dipartimento di Fisica, Politecnico di Milano, Piazza L. da Vinci, 32, 20133 Milano, Italy.
2 Center for Nano Science and Technology @Polimi Istituto Italiano di Tecnologia, Via Pascoli 70/3 20133 Milano, Italy.
3 Konarka Technologies GmbH, Landgrabenstrasse 94, 90443 Nürnberg, Germany
We track ultrafast charge dissociation in a particularly promising low-band-gap- polymer:fullerene blend for organic photovoltaics. Impulsive photoexcitation with excess energy leads to a 30-fs formation of an hot charge transfer state, precursor of free carriers.
© Owned by the authors, published by EDP Sciences, 2013
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