纳米粉体由于其具有特殊的性能而被广泛应用,但纳米粉体的团聚一直是困扰纳米材料制备和应用的关键问题,表面改性是有效解决这一问题的方法.本文介绍了目前纳米粉体表面改性方法及改性基本原理.对化学改性、高能量辐照改性和机械研磨改性进行了阐述.
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