https://doi.org/10.1051/epjconf/201920509016
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: artur.nenov@unibo.it
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
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