Figure 1.
(a) Representative SEM image of silica nanotube meshes and (b) representative TEM image of individual silica nanotube in meshes. The inset (c) shows the open end of the nanotube.
(a) Representative SEM image of silica nanotube meshes and (b) representative TEM image of individual silica nanotube in meshes. The inset (c) shows the open end of the nanotube.