博文

[Topical Review] 石墨碳氮化物基单原子光催化剂

已有 4114 次阅读 2020-1-10 11:08 |系统分类:科研笔记

Topical Review

Junwei Fu, Shuandi Wang, Zihua Wang, Kang Li, Huangjingwei Li, Hui Li, Junhua Hu, Xiaowen Xu, Hongmei Li^*, and Min Liu^*, Graphitic carbon nitride based single-atom photocatalysts, Front. Phys. 15(3), 33201 (2020) (14 pages)

石墨碳氮化物基单原子光催化剂

单原子光催化剂具有较高的催化活性、选择性和稳定性，成为光催化领域的研究热点。石墨碳氮化物 (g-C₃N₄)被认为是单原子的良好载体和一种明星光催化剂。开发g-C₃N₄基单原子光催化剂在提高光催化性能方面具有很大的潜力。本文综述了近年来g-C₃N₄基单原子光催化剂的研究进展，主要包括制备方法、表征方法及其应用，分析了单原子在g-C₃N₄基单原子光催化剂中的重要作用及其催化机理。最后，展望了g-C₃N₄基单原子光催化剂的发展前景和面临的挑战。

Graphitic carbon nitride based single-atom photocatalysts

Junwei Fu (傅俊伟)¹, Shuandi Wang (王栓娣)¹, Zihua Wang (王自华)¹, Kang Liu (刘康)¹,

Huangjingwei Li (李黄经纬)¹, Hui Liu (刘恢)², Junhua Hu (胡俊华)³, Xiaowen Xu (徐效文)¹,

Hongmei Li (李红梅)^1,†, Min Liu (刘敏)^1,‡

¹School of Physics and Electronics, State Key Laboratory of Powder Metallurgy, Hunan Provincial Key Laboratory of Chemical Power Sources, Central South University, Changsha 410083, China

²School of Metallurgy and Environment, Central South University, Changsha 410083, China

³School of Materials Science and Engineering, Zhengzhou University, Zhengzhou 450002, China

Corresponding authors. E-mail: ^†hongmeili@csu.edu.cn, ^‡minliu@csu.edu.cn

Contents

1 Introduction

2 Main preparation methods of g-C₃N₄-based single-atom photocatalysts

2.1 Wet chemical route

2.2 Thermal copolymerization

2.3 Atomic layer deposition

2.4 Metal molecular complexes

3 Strong characterizations of single-atom sites

4 Main roles of single atoms on g-C₃N₄ in photocatalytic reactions