Efficient ambient ammonia synthesis by Lewis acid pair over cobalt single atom catalyst with suppressed proton reduction
Ngoc Quang Tran, Xinghui Liu, Yunhee Cho, Le Thai Duy, Lirong Zheng, Jianmin Yu, Sara Ajmal, Xiaodong Shao, Jinsun Lee, Hyoyoung Lee
Abstract
A Lewis acid pair over a single Co atom anchored on sponge-like nitrogen-doped mesoporous hollow carbon nanofibers was designed. The catalyst exhibits an NH 3 production rate of 67.6 μg h −1 mg −1 and a maximum Faraday efficiency of 56.9% at a peak potential of −0.1 V vs. RHE.
Topics & Concepts
CatalysisCobaltLewis acids and basesAmmonia productionMesoporous materialAmmoniaNitrogen atomAtom (system on chip)ProtonChemistryNitrogenInorganic chemistryMaterials scienceOrganic chemistryPhysicsQuantum mechanicsEmbedded systemGroup (periodic table)Computer scienceAmmonia Synthesis and Nitrogen ReductionAdvanced Photocatalysis TechniquesHydrogen Storage and Materials