Unveiling the intersystem crossing dynamics in N-annulated perylene bisimides
Jeswin Sunny, Ebin Sebastian, Suvarna Sujilkumar, Frank Würthner, Bernd Engels, Mahesh Hariharan
Abstract
= 0.03 eV for Br-NPBI) facilitates the spin flipping in the molecules. Nitrogen annulation emerges as a design strategy to open up the ISC pathway and the rate of which can be further enhanced by the substitution of a heavier element.
Topics & Concepts
Intersystem crossingExcited stateSinglet fissionChemistryPhotochemistryQuantum yieldPeryleneUltrafast laser spectroscopyPopulationTriplet stateInternal conversionChromophoreSinglet stateSpectroscopyFluorescenceAtomic physicsPhysicsMoleculeSpectral lineOrganic chemistryAstronomySociologyDemographyQuantum mechanicsPhotochemistry and Electron Transfer StudiesLuminescence and Fluorescent MaterialsMolecular Junctions and Nanostructures