Fig. 2From: Fabrication of CdTe QDs/BiOI-Promoted TiO2 Hollow Microspheres with Superior Photocatalytic Performance Under Simulated SunlightSEM images of a TiO2(S)/CdTe, b TiO2(S)/CdTe/BiOI, and c–d TiO2(H)/CdTe/BiOIBack to article page