Excited states and spin–orbit coupling in chalcogen substituted perylene diimides and their radical anions
Paul Mentzel, Marco Holzapfel, Alexander Schmiedel, Ivo Krummenacher, Holger Braunschweig, Artur Wodyński, Martin Kaupp, Frank Würthner, Christoph Lambert
Abstract
A novel series of chalcogen bay-substituted perylene diimides show increasing SOC, which was investigated in detail via (time-resolved) optical spectroscopy, (spectro)electrochemistry, EPR spectroscopy and TD-DFT calculations.
Topics & Concepts
PeryleneChalcogenExcited statePhotochemistrySpin–orbit interactionChemistryCoupling (piping)Spin (aerodynamics)Excited electronic stateMaterials scienceCondensed matter physicsCrystallographyAtomic physicsOrganic chemistryPhysicsMoleculeMetallurgyThermodynamicsPhotochemistry and Electron Transfer StudiesPerovskite Materials and ApplicationsLuminescence and Fluorescent Materials