Research Article
Preparation and Characterization of Barite/TiO2 Composite Particles
Figure 4
XRD patterns of the naked barite (a), rutile TiO2 (b), anatase TiO2 (c), and barite coated with TiO2 powders ((d), (e), (f), and (g)) calcined at 600, 700, 750, and 800°C for 1 h.