Figure 9From: Structure and Photoluminescent Properties of ZnO Encapsulated in Mesoporous Silica SBA-15 Fabricated by Two-Solvent StrategyPhotoluminescence spectra of the extracted SBA-15 (curve A), the 8 wt% ZnO/SBA-15 nanocomposite (curve B), the 15 wt% ZnO/SBA-15 nanocomposite (curve C), and the 20 wt% ZnO/SBA-15 nanocomposite (curve D) upon excitation at 325 nm. The inset shows the fitted peaksBack to article page