Fig. 1From: Hydrothermal Synthesis and Upconversion Properties of About 19 nm Sc2O3: Er3+, Yb3+ Nanoparticles with Detailed Investigation of the Energy Transfer Mechanisma XRD patterns for HT-Sc2O3: 1%Er3+, y%Yb3+ (x = 0, 5, 10, 15) NPs. b Magnified patterns in the diffraction angle ranged from 30° to 33°Back to article page