Negative solvatochromism and sign inversion of circularly polarized luminescence in chiral exciplexes as a function of solvent polarity
Patthira Sumsalee, Pierpaolo Morgante, Grégory Pieters, Jeanne Crassous, Jochen Autschbach, Ludovic Favereau
Abstract
The properties of chiral donor–acceptor systems displaying CPL sign inversion are investigated in solvents of different polarity. The solvent enables control of their deexcitation pathways favoring either locally excited or charge-transfer states.
Topics & Concepts
SolvatochromismPolarity (international relations)Excited stateSolventMaterials scienceLuminescenceAcceptorSolvent polarityPhotochemistrySign (mathematics)Chemical physicsInversion (geology)Molecular physicsAtomic physicsChemistryPhysicsOptoelectronicsCondensed matter physicsOrganic chemistryBiologyStructural basinMathematical analysisMathematicsPaleontologyBiochemistryCellSynthesis and Properties of Aromatic CompoundsMolecular spectroscopy and chiralityLuminescence and Fluorescent Materials