Fig. 2From: Defects on the Surface of Ti-Doped MgAl2O4 NanophosphorPhotoluminescence of Ti-doped MgAl2O4: a 260 nm excitation, b nano, and c micron [12] powders synthesized at 500 °C, 1 h, and 1300 °C, 2 h, respectivelyBack to article page