Molecular engineering of donor–acceptor sp<sup>2</sup>-carbon-linked covalent organic frameworks for enhancing photocatalytic hydrogen production
Mei Xu, S. Yu, Wanru Li, Chuangye Li, Yukai Peng, Fengtao Yu
Abstract
Three sp 2 -carbon-linked D–A COFs have been successfully synthesized via a Knoevenagel condensation reaction. The TTh-COF with strong electron-donating unit of benzotrithiophene exhibits an impressive hydrogen evolution rate 22.22 mmol h −1 g −1 .
Topics & Concepts
Knoevenagel condensationHydrogen productionCovalent bondChemistryAcceptorPhotocatalysisElectron acceptorPhotochemistryHydrogenCarbon fibersCovalent organic frameworkElectron donorCondensationCondensation reactionMaterials scienceCatalysisOrganic chemistryComposite numberCondensed matter physicsComposite materialPhysicsThermodynamicsCovalent Organic Framework ApplicationsAdvanced Photocatalysis TechniquesCaching and Content Delivery