The yield and microstructure of CNF changed with the active metal composition, which was attributed to the surface reaction between CO and active metal (alloy) together with the carbon diffusion mode on/in the metal particle.

• 结合纳米碳纤维的生长机理 ；认为活性组成的变化影响了CO与催化剂表面的反应和碳在金属中的扩散 ；进而影响纳米碳纤维的产率和微结构 .