光催化材料石墨相氮化碳研究进展  

Research progress of photocatalytic graphitic carbon nitride

作　　者：黎小芳 沈群[2] 李覃[3] 吕康乐[3] LI Xiaofang;SHEN Qun;LI Qin;LV Kangle(School of Chemical and Environmental Engineering, Wuhan Polytechnic University, Wuhan 430023, China;Hangzhou Inspection Institute of Quality and Technical Supervision, Hangzhou 310019, China;Key Laboratory of Resources Conversion and Pollution Control of the State Ethnic Affairs Commission & College of Resources and Environmental Science, South-Central University for Nationalities, Wuhan 430074, China)

机构地区：[1]武汉轻工大学化学与环境工程学院,武汉430023 [2]杭州市质量技术监督检测院,杭州310019 [3]中南民族大学资源与环境科学学院&资源转化与污染控制国家民委重点实验室,武汉430074

出　　处：《中南民族大学学报（自然科学版）》2021年第5期441-452,共12页Journal of South-Central University for Nationalities：Natural Science Edition

基　　金：国家自然科学基金资助项目(51672312)。

摘　　要：石墨相氮化碳(g-C_(3)N_(4))是一种新型的非金属共轭聚合物可见光催化剂,因原料来源广泛,且电子结构优异、化学稳定性高和生物相容性良好,在太阳能转化和环境净化等方面备受关注.为此,介绍了g-C_(3)N_(4)光催化材料的分子结构特征与制备方法,系统总结了其代表性的修饰改性策略,主要包括前驱体优化、元素掺杂、结晶度增强、形貌调控、半导体复合以及单原子修饰等.同时,对g-C_(3)N_(4)光催化材料在能源与环境领域中的应用情况进行了探讨,主要包括光催化分解水产氢、NO氧化去除以及CO_(2)的光催化还原制备碳氢燃料等.最后对g-C_(3)N_(4)光催化材料未来的发展进行了总结与展望.As a novel type of visible-light-response non-metal conjugated polymer photocatalyst,much attention has been paid to graphitic carbon nitride(g-C_(3)N_(4))in solar energy conversion and environmental purification due to its unique electronic structure,chemical inertness,excellent biocompatibility and sufficient supply.Hereby,this review summarized the molecular structure and preparation methods of g-C_(3)N_(4),together with the typical modification strategies,including precursor construction,element doping,crystallinity improvement,morphology control,heterojunction formation and single-atom modification.Then the applications of g-C_(3)N_(4) in the fields of energy and environment were also introduced,such as photocatalytic hydrogen production,photocatalytic oxidation of NO,and photocatalytic reduction of CO_(2) to produce hydrocarbon fuels.Finally,summary and perspectives on the future development of g-C_(3)N_(4) photocatalyst materials were proposed.

关 键 词：石墨相氮化碳 改性 半导体光催化 环境催化 

分 类 号：O649.5[理学—物理化学]