Figure 1.

Typical SEM images. (a) Pyramidal texturing of the Si (100) substrates after their KOH chemical treatment; (b) illustration of the PECVD grown MWCNTs on a silicon pyramid; (c) vertically aligned MWCNTs grown by PECVD onto untreated, flat Si (100) substrate.

Gautier et al. Nanoscale Research Letters 2014 9:55   doi:10.1186/1556-276X-9-55
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