石墨烯是一种具有单原子层厚度的二维蜂窝状碳材料,由于其具有奇异的比表面积效应、光电效应和机械强度等优点,在能源、环境、军事和航天等领域得到了大量的研究。石墨烯材料的功能化可对其结构、物化性质和光电性质等方面进行有益调整,从而拓宽了其对化学物质的检测范围。主要综述了近期利用化学改性、纳米颗粒修饰和聚合物复合方法对石墨烯材料进行功能化改性的研究进展,以及功能化石墨烯材料在提高灵敏度和选择性等气体传感特性方面的应用,并对该领域存在的挑战和前景进行了展望。
Graphene,a two-dimensional carbon material only with a structure of honeycomb lattice which having a single-atom-thick layer,has attractive much research in many fields including energy,environment,military and aerospace,due to its fantastic properties of specific surface,photoelectric effect and mechanical strength.Functionalizing endows graphene favorable tailors such as the structure,physicochemical and photoelectrical properties,extending the detecting range of chemical species.It was discussed that the recent advancements in the functionalizing of graphene utilizing the methods of chemical modification,nanoparticle decoration and polymer hybrid,and the applications of functional graphene materials in improved gas sensing properties including sensitivity and selectivity.Finally,the remaining challenges and perspectives of this enticing field were provided.
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基金资助
保山学院校级课题(14BZ004)
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