%0 Generic %A Alagna, Nicolò %C Heidelberg %D 2021 %F heidok:30083 %R 10.11588/heidok.00030083 %T Exploring the role of chemical substitution and geometrical changes on singlet fission via time resolved spectroscopy %U https://archiv.ub.uni-heidelberg.de/volltextserver/30083/ %X Singlet fission (SF) is a photophysical reaction where a singlet excited organic molecule shares its energy with a neighbor ground state organic molecule, generating two spin-triplet states. In this work, the role of chemical substitutions and geometrical changes were investigated on SF in thin films, in direct-linked heterodimers, and in bridge-linked heterodimers.