Freestanding atomically-thin two-dimensional materials beyond graphene meeting photocatalysis: Opportunities and challenges

被引:196
作者
Di, Jun [1 ,2 ]
Xia, Jiexiang [1 ]
Li, Huaming [1 ]
Liu, Zheng [2 ]
机构
[1] Jiangsu Univ, Sch Chem & Chem Engn, Inst Energy Res, 301 Xuefu Rd, Zhenjiang 212013, Peoples R China
[2] Nanyang Technol Univ, Ctr Programmable Mat, Sch Mat Sci & Engn, Singapore 639798, Singapore
基金
中国国家自然科学基金; 新加坡国家研究基金会;
关键词
Two-dimensional; Atomically-thin; Photocatalytic; CARBON NITRIDE NANOSHEETS; LAYERED DOUBLE HYDROXIDES; ULTRATHIN NANOSHEETS; OXYGEN VACANCIES; CARRIER SEPARATION; HYDROGEN EVOLUTION; QUANTUM DOTS; SOLAR-ENERGY; SINGLE-LAYER; OXIDE;
D O I
10.1016/j.nanoen.2017.03.030
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070305 [高分子化学与物理];
摘要
Atomically-thin two-dimensional materials can afford promising opportunities for various photocatalytic applications thanks to its unique structure and fascinating properties. However, the understanding of their clear relationship between structure and activity is difficult and insufficient. In this review, various strategies for preparation of atomically-thin 2D materials have been surveyed. Then, the structure-activity relationship insights have been highlighted from three crucial factors of photocatalysis namely light harvesting, charge separation and interfacial reactions, by surveying the recent developed freestanding atomically-thin photocatalysts. Various activity improvement strategies for atomically-thin 2D materials, such as element doping, defect engineering, active sites enlarging, etc. have been proposed. Finally, the opportunities and challenges of atomically-thin two-dimensional materials for photocatalysis has been presented to satisfy people's requirement of potential applications.
引用
收藏
页码:79 / 91
页数:13
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