Novel 3-Dimensional Cotton-Like Graphenated-Carbon Nanotubes Synthesized via Floating Catalyst Chemical Vapour Deposition Method for Potential Gas-Sensing Applications

Figure 4

FESEM image of CNT and G-CNT fibers with different carbon feedstock flow rates of (a) 20 ml/h, (b) 10 ml/h, and (c) 5 ml/h and HRTEM images of CNTs and G-CNTs with injection rates of (d) 20 ml/h, (e) 10 ml/h, and (f) 5 ml/h.

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