离子束辐照通常被认为导致材料产生缺陷,形成无序结构,从而破坏材料的性能.但是,最近利用离子束辐照碳纳米管的实验显示离子束辐照碳纳米管形成无定形的过程不能用传统的离子束辐照材料的机制来解释,离子束辐照可导致碳纳米管形成一些自组装结构,如无定形碳纳米结和碳纳米管连接结等.研究还发现离子束辐照的碳纳米管薄膜在导电性和场发射性能方面都能得到明显的增强.
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