Rapid activation of Co 3 O 4 cocatalysts with oxygen vacancies on TiO 2 photoanodes for efficient water splitting

作者：Guojun Dong, Hongyan Hu, Xiaojuan Huang, Yajun Zhang, Yingpu Bi · 发表于：Journal of Materials Chemistry A · 年份：2018 · DOI：10.1039/c8ta08342h · 被引用次数：99 · 研究领域：Advanced Photocatalysis Techniques、Copper-based nanomaterials and applications、Quantum Dots Synthesis And Properties

Herein, we demonstrate a rapid and highly efficient strategy for rationally constructing oxygen vacancies on Co 3 O 4 cocatalysts by Ar-plasma treatment, and the photocurrent density could be achieved up to 2.5 mA cm −2 (1.23 V RHE ) under AM 1.5G irradiation (100 mW cm −2 ).