摘要
二氧化碳(CO2)电催化转化引起广泛关注,其中非贵金属多孔炭基催化剂是研究热点。重点介绍了近年来多孔炭基CO2电催化材料的孔结构、表面化学、形貌调控策略,归纳了增强多孔炭基CO2电催化还原效率的方法,探讨了多孔炭基催化材料的活性中心类型与分布,分析了提高催化活性位密度的手段。在总结近年来取得研究进展的基础上,展望了多孔炭基催化剂在电催化CO2转化方面的发展趋势和面临的挑战。
Electrocatalytic conversion of carbon dioxide(CO2)has attracted widespread attention.In this field,the development of precious metal-free,porous carbon-based electrocatalysts stands out being the research hot spot.First,the key parameters in terms of pore structure,surface chemistry as well as morphology of porous carbonbased electrocatalysts have been overviewed.Then,the methods to improve the porous carbon-based electrocatalystsactivity are summarized.Subsequently,the nature and distribution of active centers of carbonbased electrocatalysts are discussed.In the following,the pathways to increase the density of active sites in porous carbon-based electrocatalysts are analyzed.Finally,based on the advances made in the research community in recent years,we made perspectives on the developing trend and challenges of porous carbon-based electrocatalysts for efficient CO2 electroreduction.
作者
董灵玉
葛睿
原亚飞
唐宋元
郝广平
陆安慧
DONG Lingyu;GE Rui;YUAN Yafei;TANG Songyuan;HAO Guangping;LU Anhui(State Key Laboratory of Fine Chemicals,Liaoning Key Laboratory for Catalytic Conversion Carbon Resources,School of Chemical Engineering,Dalian University of Technology,Dalian 116024,Liaoning,China)
出处
《化工学报》
EI
CAS
CSCD
北大核心
2020年第6期2492-2509,共18页
CIESC Journal
基金
国家自然科学基金项目(21975037)
辽宁省“兴辽英才计划”项目(XLYC1807205)
中央高校基本科研业务费专项资金(DUT18RC(3)075)。
关键词
多孔炭
炭基催化剂
CO2还原
杂原子掺杂
porous carbons
carbon-based catalysts
CO2 electroreduction
heteroatom doping
