DOI: 10.1039/d6ta06158c ISSN: 2050-7488

Co 2+ regulates oxygen vacancies in CeO 2 for efficient direct copolymerization of CO 2 and 1,6-h

Yuying Yang, Junjie Ma, Xueli Huang, Tinxue Feng, Chungen Jiang, He Huang, Na Liu, Peng Wei

Co 2+ doping regulates CeO 2 oxygen vacancies and acid–base properties; 5%Co–CeO 2 achieves 93.6% diol conversion and 94.6% polycarbonate selectivity, with DRIFTS revealing bidentate carbonate–alkoxide coupling as the key chain-growth step.