Controllable Architecture of Mesoporous Double-Nanoshell SiO₂/TiO₂ Hollow Tube Based on Layer by Layer Method

Figure 1

(a) FE-SEM images of (BaSr)CO₃/SiO₂ core@shell rods and (b) high resolution of (BaSr)CO₃/SiO₂ core@shell rod surface. (c) FE-TEM image of (BaSr)CO₃/SiO₂ core@shell rods, and (d) FE-TEM image of the interface of (BaSr)CO₃/SiO₂ core@shell rod. (e) XPS spectra of (BaSr)CO₃ and (BaSr)CO₃/SiO₂ core@shell rods.

(a)

(b)

(c)

(d)

(e)