水资源的短缺是当今亟待解决的全球性难题之一。石墨烯由于其比表面积大、表面具有多孔结构、化学稳定性好、可修饰性强以及导电性好等优点,在水处理方面具有良好的应用前景。综述了石墨烯对水中物质的良好吸附作用、过滤作用和光催化作用,以及在水处理领域的研究进展,并对实际应用中的机遇与挑战进行了展望。
The shortage of water resources was one of the urgent global problems to be solved.Graphene has good application prospects in water treatment due to its advantages of large specific surface area,porous structure,good chemical stability,high modifiability and good conductivity.The properties of graphene in the water and the research progress of graphene and its composites in water treatment were reviewed,which was represented by its good adsorption,filtration and photocatalysis.Finally,the opportunities and challenges of graphene materials in the practical application of water treatment were prospected.
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