Figure 4

Temperature dependent (a) emission spectra, (b) CIE (X, Y) chromaticity coordinates diagram, (c) Arrhenius plots of emission intensity ratios, and (d) sensitivity of Y2O3:1%Er3+at 184 mW/mm2 excitation.

Temperature dependent (a) emission spectra, (b) CIE (X, Y) chromaticity coordinates diagram, (c) Arrhenius plots of emission intensity ratios, and (d) sensitivity of Y2O3:1%Er3+at 184 mW/mm2 excitation.