本文报导了用直流碳弧放电方法制备的多层碳纳米管的拉曼光谱。
We present a Raman scattering study of multi wall carbon nanotubes prepared by DC arc discharge method.
结果表明：碳纳米管呈现出竹节状周期性多层结构，且成功掺杂氮原子。
The results show that carbon nanotubes exhibit a periodic multilayer bamboo-like structure and nitrogen atoms are doped successfully.
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