Clarification of mechanisms of protonic photovoltaic action initiated by photoexcitation of strong photoacids covalently bound to hydrated Nafion cation-exchange membranes wetted by aqueous electrolytes
Simon Luo, William White, Joseph M. Cardon, Shane Ardo
Abstract
Junctions formed from materials that contain mobile charged species and fixed counterions can assist in photo-induced charge separation and lead to photovoltaic action, irrespective of whether the mobile charges are electronic or protonic.
Topics & Concepts
PhotoexcitationAqueous solutionMembraneNafionElectrolyteCounterionChemical engineeringCovalent bondIon-exchange membranesCharge (physics)ChemistryChemical physicsPhotovoltaic systemMaterials sciencePhotochemistryInorganic chemistryIonIon exchangeOrganic chemistryElectrochemistryPhysical chemistryElectrodeExcited stateAtomic physicsBiologyQuantum mechanicsBiochemistryEngineeringEcologyPhysicssolar cell performance optimizationPhotovoltaic System Optimization TechniquesElectrowetting and Microfluidic Technologies