基于碳纳米材料的毛细管电色谱固定相研究进展

Development of Capillary Electrochromatography Stationary Phases Based Carbon Nanomaterials

碳纳米材料由于其具有独特的纳米结构、大的比表面积、较强的热稳定性、良好的导电性以及较好的吸附性能等物理化学性质,因而在分析科学、生命科学、材料科学及环境科学等领域得广泛的应用.结合国内外最新文献,对近5年来碳纳米材料在毛细管电色谱新型固定相的制备研究方面进展进行了评述,包括毛细管电色谱的分类及分离机理、毛细管电色谱柱的制备方法和优缺点,碳纳米材料(石墨烯、碳纳米管、氧化石墨烯、还原氧化石墨烯、富勒烯)的结构性质及制备方法、碳纳米材料在毛细管电色谱柱固定相中的应用及作用机理等,并对其在色谱应用领域的方向进行了展望.

Carbon nanomaterials have been widely applied in analytical science, life science, material science, environmental science and other fields due to the unique nano-structure, large specific surface area, strong thermal stability, good electrical conductivity and excellent adsorption properties. In this article, the recent advance of carbon nanomaterials as novel stationary phases of capillary electroehromatography （CEC） in the past five years, including the CEC categories, separation mechanism, preparation methods of chromatographic column and their advantages and disadvantages, structure and properties of carbon nanomaterials （graphene, carbon nanotubes, graphene oxide, reduced graphene oxide, fullerenes ）, application of carbon nanomaterials as CEC stationary phases and separation mechanisms is reviewed. And the future perspectives of carbon nanomaterials as chromatographic stationary phases are also outlined.