The lattice oxygen determines the methanol selectivity in CO<sub>2</sub> hydrogenation over ZnZrO<sub><i>x</i></sub> catalysts
Xiaoying Mao, Yaping Zhang, Yun Xu, Yu Zhou, Ke Zhuang, Kai Shen, Shipeng Ding
Abstract
In the reaction of carbon dioxide hydrogenation to methanol, CO 2 was adsorbed and activated on the oxygen vacancies neighboring Zr species, while the rate-limiting step H 2 activation occurred in the Zn–O sites.
Topics & Concepts
CatalysisMethanolSelectivityLimitingOxygenChemistryAdsorptionCarbon dioxideInorganic chemistryPhysical chemistryOrganic chemistryMechanical engineeringEngineeringCatalysts for Methane ReformingCatalytic Processes in Materials ScienceCarbon dioxide utilization in catalysis