碳纳米材料因高比表面积、可调控的电子结构和环境友好的特性,成为电催化氧化降解有机污染物的理想催化剂。然而,原始碳纳米材料的催化活性和电流效率通常有限,需通过结构调控和表面改性进一步提升性能。目前,常见的改性策略包括金属/金属氧化物复合、杂原子(如N、S、P)掺杂及多孔结构设计等。综述了近年来碳纳米材料在电催化降解有机污染物中的研究进展,重点探讨不同改性方法对材料催化活性和稳定性的影响,总结碳纳米材料在电催化领域面临的挑战,并展望其未来发展方向。
Carbon nanomaterials have emerged as ideal catalysts for electrocatalytic oxidation degradation of organic pollutants due to their high specific surface area,tunable electronic structures,and environmentally friendly properties.However,the catalytic activity and current efficiency of pristine carbon nanomaterials are often limited,necessitating performance enhancement through structural regulation and surface modification.Current common strategies include compounding with metals/metal oxides,heteroatom doping (e.g.,N,S,P),and porous structure design.This review comprehensively summarized recent research advances in the application of carbon nanomaterials for electrocatalytic degradation of organic pollutants,with a focused discussion on the effects of various modification methods on the catalytic activity and stability of the materials.Furthermore,it outlined the current challenges faced by carbon nanomaterials in the field of electrocatalysis and proposed potential future research directions.
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基金资助
重庆市教育委员会科学技术研究项目(KJZD-K202403204);重庆市教育委员会科学技术研究项目(KJQN202303219);重庆工业职业技术学院博士基金项目(复杂体系中有机毒物可控电催化氧化研究);重庆市技术创新与应用发展专项重点项目(CSTB2024TIAD-KPX0082)
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