Anti-poisoning of CO and carbonyl species over Pd catalysts during the electrooxidation of ethylene glycol to glycolic acid at elevated current density
Jia Cheng, Yunchuan Tu, Yang Xiang, Junjie Ni, Tao GUO, Xun Huang, Bin Liu, Zidong Wei
Abstract
experiments and theoretical analysis reveal that Ni and Mo synergistically strengthen the oxygen affinity of the catalyst, facilitating the generation of *OH radicals at lower potentials, thereby accelerating EG oxidation kinetics. Additionally, Ni incorporation prevents C-C bond cleavage and weakens CO adsorption, effectively mitigating catalyst poisoning.
Topics & Concepts
Ethylene glycolCatalysisChemistryGlycolic acidEthyleneBond cleavageSelectivityKineticsInorganic chemistryOrganic chemistryBacteriaBiologyQuantum mechanicsGeneticsPhysicsLactic acidElectrocatalysts for Energy ConversionCatalytic Processes in Materials ScienceAdvanced battery technologies research