以球磨后的氧化硼和活性碳粉共同作基本原料,加入NaCl和Fe粉填加剂,用简单的碳热还原法, 在1200℃、流动的氨气气氛中成功合成了大量的BN纳米管. 在扫描电镜和透射电镜下观察到纳米管直径均匀, 表面光滑,呈弯曲状,长度达十几个微米.EDS能谱、电子选区衍射和粉末X射线分析表明纳米管为六方相的BN多晶.
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