Influence of a diketopyrrolopyrrole spacer on the ultrafast nonlinear optical properties and excited state dynamics of dimeric zinc porphyrin molecules
Rahul Murali, Chinmoy Biswas, Sudhanshu Kumar Nayak, Hanping Wu, Xiaobin Peng, Vipin Kumar, Prabhakar Chetti, Venugopal Rao Soma, Sai Santosh Kumar Raavi
Abstract
This work highlights the significance of adding a DPP unit to the zinc-porphyrin core with ethynylene bridges to enhance third-order NLO properties under femtosecond laser excitation.
Topics & Concepts
PorphyrinZincMaterials scienceExcited stateUltrashort pulseMoleculePhotochemistryDynamics (music)Chemical physicsAtomic physicsOpticsOrganic chemistryLaserChemistryPhysicsMetallurgyAcousticsPorphyrin and Phthalocyanine ChemistryPhotochemistry and Electron Transfer StudiesLuminescence and Fluorescent Materials