Diameter- and Shape-Controlled ZnS/Si Nanocables and Si Nanotubes
for SERS and Photocatalytic Applications
Figure 4
TEM images of ZnS/Si nanocables and Si nanotubes of different shapes: (a) circular cable with ZnS nanowire as template, (b) circular tube, (c) cable of ribbon shape with saw-like ZnS nanoribbon as template, and (d) tube of ribbon shape.