https://doi.org/10.1051/epjconf/201920506013
Ultrafast bi-excitonic dynamics and annihilation in molecular and mesoscopic systems
1 Photonics Institute, Vienna University of Technology, Gußhausstrasse 27-29, 1040, Vienna, Austria
2 Institut fuer Organische Chemie, Universitat Wurzburg, Am Hubland, D-97074, Würzburg, Germany
3 Professur für Dynamische Spektroskopien, Fakultät für Chemie, Technische Universität München, Lichtenbergstr. 4, D-85748, Garching b. München, Germany
* Corresponding author: juergen.hauer@tum.de
Published online: 16 April 2019
We present 5th and 3rd order 2D spectra of a squarine trimer. Slowly decaying (τ = 0.8 ps) and intensity dependent features unique to the 5th order signal are attributed to exciton-exciton annihilation.
© 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.
