Fig. 10From: Hydrothermal Synthesis and Upconversion Properties of About 19 nm Sc2O3: Er3+, Yb3+ Nanoparticles with Detailed Investigation of the Energy Transfer MechanismDecay curves of the Er3+: (2H11/2, 4S3/2) → 4I15/2 and 4F9/2 → 4I15/2 transitions in HT-Sc2O3 and ST-Sc2O3 samples under the 980 nm excitation wavelengthBack to article page