Effect of Catalyst Morphology on the Quality of CVD Grown Graphene

Figure 1

Change of Cu morphology upon electropolishing: (a)–(c) AFM images for 5 min (a), 10 mins (b), 40 mins (c) electropolishing, (d) waviness versus electropolishing time, and (e) particle density versus electropolishing time.

(a)

(b)

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(e)