Figure 2
From: A novel violet/blue light-emitting device based on Ce2Si2O7

(a) XRD of as-deposited CeO2 films with different thicknesses annealed at 1020 °C for 1 hour, (b) XRD of 70 nm CeO2 films annealed at various temperatures for 1 hour, (c) XRD of 70 nm CeO2 films annealed at 1040 °C by different annealing ambient flow rate.