EPJ Web Conf.
Volume 205, 2019XXI International Conference on Ultrafast Phenomena 2018 (UP 2018)
|Number of page(s)||3|
|Section||Ultrafast Photochemistry and Photosynthesis|
|Published online||16 April 2019|
UV-light induced vibrational coherences explain Kasha rule violation in frans-azobenzene
1 Univeristà degli Studi di Bologna, Dipartimento di Chimica Industriale, I-40136 Bologna, Italy
2 Politecnico di Milano, Dipartimento di Fisica, I-20133 Milano, Italy
* Corresponding author: email@example.com
Published online: 16 April 2019
Sub-20-fs transient absorption spectroscopy and simulations show that CNN-bendings dominate the sub-ps dynamics of ππ*-excited trans-azobenzene, thereby driving the system to the ground state through a non-productive decay channel in violation of the Kasha rule.
© The Authors, published by EDP Sciences, 2019
This is an Open Access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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