碳纳米管, 多臂, Carbon nanotubes, multi-walled, outer diam.:2-50 nm, CNTs: >50%, C :>70%, Fe :>25%, length:～50 um

碳纳米管, 多壁式, 羧酸官能化, 石墨化, Carbon nanotubes, multi-walled, carboxylic acid functionalized, graphitized

碳纳米管, 双壁式, 羟基官能化, Carbon nanotubes, double-walled, hydroxy functionalized

碳纳米管, 多壁式, Carbon nanotubes, multi-walled