Wet Chemical Preparation of Nanoparticles ZnO:Eu<sup>3+</sup> and ZnO:Tb<sup>3+</sup> with Enhanced Photoluminescence

<table>Photoluminescent spectra of ZnO:Eu<sup>3+</sup> 5% as prepared (black) and annealing at 900°C (red).</table>

Journal of Photonics

Figure 6: Wet Chemical Preparation of Nanoparticles ZnO:Eu<sup>3+</sup> and ZnO:Tb<sup>3+</sup> with Enhanced Photoluminescence 