Covalent conjugation of a ‘hydroxide-philic’ functional group achieving ‘hydroxide-phobic’ TEMPO with superior stability in all-organic aqueous redox flow batteries
Noh-Uk Seo, Kyungmi Kim, Jeongmin Yeo, Seung Jae Kwak, YongJoo Kim, Hye‐Mi Kim, Mi Song Kim, Jeongi Choi, Yoon Seok Jung, Junghyun Chae, Jinho Chang, Jung Hoon Yang
Abstract
A hydroxide-philic functional group to a TEMPO is the key to mitigating chemical degradation during charge/discharge, which hinders OH − -access to oxoammonium sites in the intramolecular regime, leading to a stable aqueous organic redox flow battery.
Topics & Concepts
HydroxideRedoxChemistryAqueous solutionCovalent bondDegradation (telecommunications)Intramolecular forceFlow batteryFunctional groupInorganic chemistryPolymer chemistryChemical engineeringOrganic chemistryPolymerElectrodePhysical chemistryElectrolyteComputer scienceTelecommunicationsEngineeringAdvanced battery technologies researchIonic liquids properties and applicationsOxidative Organic Chemistry Reactions