Inducing local charge polarization by constructing isomeric covalent organic frameworks with different orientations of imine bonds for enhancing photocatalytic hydrogen evolution
Huan He, Rongchen Shen, Peng Zhang, Guijie Liang, Xin Li
Abstract
The N-atom orientation of imine bonds towards the acceptor in COFs may induce local charge polarization and delocalization, which could fundamentally improve the exciton dissociation and charge separation, thus achieving the promoted photocatalytic H 2 evolution.
Topics & Concepts
IminePhotocatalysisCovalent bondDelocalized electronHydrogen bondAcceptorPhotochemistryMaterials scienceDissociation (chemistry)Chemical physicsPolarization (electrochemistry)ChemistryCrystallographyPhysical chemistryMoleculeOrganic chemistryCatalysisCondensed matter physicsPhysicsCovalent Organic Framework ApplicationsAdvanced Photocatalysis TechniquesMetal-Organic Frameworks: Synthesis and Applications