Formation of Silicon/Carbon Core-Shell Nanowires Using Carbon Nitride Nanorods Template and Gold Catalyst

Figure 6

Growth mechanism of the Si/C core-shell NWs. Schematic diagram of (a) as-prepared, (b) annealed at 600°C and (c) 800°C Au NPs coated CN NRs template. Arrows illustrated in (b) present agglomeration process of Au NPs by joining of smaller sized Au NPs into larger sized Au NPs.