Direct air capture of CO<sub>2</sub><i>via</i> cyclic viologen electrocatalysis
Shijie Liu, Jinqiang Zhang, Feng Li, Jonathan P. Edwards, Yurou Celine Xiao, Dong Ha Kim, Panagiotis Papangelakis, Jiheon Kim, David Elder, Phil De Luna, Mengyang Fan, Geonhui Lee, Rui Kai Miao, Tanushree Ghosh, Yan Yu, Yuanjun Chen, Yong Zhao, Zunmin Guo, Cong Tian, Peihao Li, Yi Xu, Edward H. Sargent, David Sinton
Abstract
Cyclic viologen electrocatalysis (CVE), leveraging the fast kinetics of an organic viologen mediator, generates a hydroxide capture solution for stable atmospheric CO 2 capture. Simultaneously, it enables the release of highly-concentrated CO 2 .
Topics & Concepts
ViologenElectrocatalystKineticsChemistryHydroxidePhotochemistryChemical engineeringMaterials scienceInorganic chemistryElectrochemistryElectrodePhysical chemistryPhysicsEngineeringQuantum mechanicsCO2 Reduction Techniques and CatalystsIonic liquids properties and applicationsCatalysis and Oxidation Reactions