TEMPO/Phenazine Combi Molecule: A Redox Active Material for Symmetric Aqueous Redox Flow Batteries
The combination of 2,2,6,6 tetramethylpiperidinyl N oxyl and phenazine yields an organic redox active material for redox flow battery applications. This combined molecule (combi molecule) features a redox voltage of 1.2 V and facilitates the utilization of aqueous electrolytes. It was synthesized from cost efficient starting materials, electrochemically characterized and applied as charge storage material in a symmetric aqueous redox flow battery.