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% prepared at 40°C (red), 60°C (green) and 80°C (black).</table>

Journal of Photonics

Figure 5: Wet Chemical Preparation of Nanoparticles ZnO:Eu<sup>3+</sup> and ZnO:Tb<sup>3+</sup> with Enhanced Photoluminescence 