Research Article
Template-Free Preparation and Photocatalytic and Photoluminescent Properties of Brookite TiO2 Hollow Spheres
Figure 4
(a) Photocatalytic performance of MO degradation, (b) photoluminescence emission spectrum excited at 310 nm, (c) time-varied ESR spectra for DMPO-OH, and (d) schematic diagram for the photochemical process for TiO2 hollow spheres.
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