Raman and Fluorescence Spectroscopy of CeO₂, Er₂O₃, Nd₂O₃, Tm₂O₃, Yb₂O₃, La₂O₃, and Tb₄O₇

Figure 13

Emissions spectra for Yb₂O₃ with (a) 442 nm excitation, (b) 514 nm excitation, and (c) 633 nm excitation. The 514 nm (blue) and 633 nm (red) spectra range from 650 nm to 700 nm is shown on the top right corner.