Research Article

High Photocatalytic Activity of Fe3O4-SiO2-TiO2 Functional Particles with Core-Shell Structure

Figure 2

(a) The TEM image of Fe3O4 particles. (b) The TEM image of Fe3O4-SiO2 particles. (c) The TEM image of Fe3O4-SiO2-TiO2 particles.
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(a)
762423.fig.002b
(b)
762423.fig.002c
(c)