EPJ Web Conf.
Volume 205, 2019XXI International Conference on Ultrafast Phenomena 2018 (UP 2018)
|Number of page(s)||3|
|Section||Semiconductors, Transition-Metals and Nanocrystals|
|Published online||16 April 2019|
Instantaneous charge separation in non-fullerene acceptor bulk-heterojunction of highly efficient solar cells
1 IFN-CNR, Dipartimento di Fisica, Piazza Leonardo da Vinci 32, 20133 Milano, Italy
2 Institute of Materials for Electronics and Energy Technology (I-MEET), Friedrich Alexander-University Erlangen-Nuremberg, Martensstraße 7, 91058 Erlangen, Germany
3 Kyoto Institute of Technology, Department of Chemistry and Materials Technology, Kyoto, Japan
4 Madrid Institute for Advanced Studies, IMDEA Nanoscience, Calle Faraday 9, Campus Cantoblanco, 28049 Madrid, Spain
5 Bavarian Center for Applied Energy Research (ZAE Bayern), Haberstrasse 2a, 91058 Erlangen, Germany
* Corresponding author: firstname.lastname@example.org
Published online: 16 April 2019
Using broadband transient absorption in a high efficiency (>11%) photovoltaic blend with a non-fullerene acceptor, we observe instantaneous (sub-30 fs) charge separation, demonstrating close to ideal donor-acceptor level matching and nanomorphology in this blend.
© The Authors, published by EDP Sciences, 2019
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