The insensitive cation effect on a single atom Ni catalyst allows selective electrochemical conversion of captured CO<sub>2</sub> in universal media
Jae Hyung Kim, Hyun-Sung Jang, Gwangsu Bak, Woong Choi, Hyewon Yun, Eunchong Lee, Dongjin Kim, Jiwon Kim, Si Young Lee, Yun Jeong Hwang
Abstract
We demonstrate Ni–N/C is an effective electrocatalyst for the direct conversion of captured CO 2 in monoethanol amine-based aqueous absorbents showing high CO faradaic efficiency (78%) and its high selectivity is maintained in various amine solvents.
Topics & Concepts
Faraday efficiencyAmine gas treatingSelectivityElectrocatalystElectrochemistryCatalysisAqueous solutionAqueous mediumAtom (system on chip)Inorganic chemistryChemistryChemical engineeringMaterials scienceElectrodeOrganic chemistryPhysical chemistryComputer scienceEmbedded systemEngineeringCO2 Reduction Techniques and CatalystsCarbon Dioxide Capture TechnologiesIonic liquids properties and applications