用水热法在不添加任何改性剂的条件下,以FeCl3·6H2O为原料制备出了直径在60～80nm,长度在200nm左右、均匀分散的棒状Fe2O3.将其应用于化学气相沉积法制备碳纳米管中,制备出了直径约30nm,长度在微米级的碳纳米管.对纳米氧化铁的形成机理及其在碳纳米管制备中的作用进行了讨论.
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