Figure 1From: Effects of crystallization and dopant concentration on the emission behavior of TiO2:Eu nanophosphorsTypical SEM images. (a) Undoped, (b) 0.5%, (c) 1.0%, (d) 2.5%, and (e) 5.0% (nominal) Eu-doped TiO2 nanoparticles. The insets show magnified images of some particles for each sample.Back to article page