Figure 5
(a) UV–Vis absorption spectra of CYO:Ho3+,xEu3+ (x = 0, 1, 3, 5, 7, 9 mol%) and inset show the enlarged view of CYO:Ho3+,5.0Eu3+ for 350–700 nm and (b) optical energy band gap of CYO:Ho3+,xEu3+ (0–9% mole) nanophosphor.
Figure 5 | Scientific Reports
