734686.fig.002a
(a)
734686.fig.002b
(b)
734686.fig.002c
(c)
734686.fig.002d
(d)
734686.fig.002e
(e)
734686.fig.002f
(f)
Figure 2: Morphologies of carbon micronymphaea synthesized on 7 nm Ni catalyst on 20-nm Al film; (a) 15° inclined view, (b) magnified junction between graphene and MWCNTs, (c) TEM image of MWCNT, (d) outer diameter distribution of MWCNTs array, (e) graphene bridging the neighboring Ni islands, and (f) reversely transferred sample onto PDMS substrate.