Oxygen Vacancy-Mediated unraveling active species sources in BiO2-x Catalysts: The significance of lattice and molecular oxygen in catalytic reaction in aqueous solution

• Published in: Chemical engineering journal (Lausanne, Switzerland : 1996) Vol. 483; p. 149144
• Main Authors: Luo, Haopeng, Zhan, Chuanxiang, Uddin, Ahmed, Du, Heng, Jiang, Mingwei, Jiang, Fang, Chen, Huan
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.03.2024
• Subjects: Bismuth oxides (BiO2-x); CAWO under mild conditions; Lattice oxygen activation; Molecular oxygen filling; Oxygen vacancy; Bismuth oxides (BiO2-x); CAWO under mild conditions; Lattice oxygen activation; Oxygen vacancy; Molecular oxygen filling

BiO2-x with varying vacancy contents was synthesized for mild-condition catalytic wet air oxidation (CWAO) to efficiently remove phenolic pollutants, and a cyclic process involving lattice oxygen reaction, oxygen vacancy formation, and dissolved oxygen supplementation emerged as the primary source o...