Effects of Li<sup>+</sup> Codoping on the Optical Properties of SrAl<sub><b>2</b></sub>O<sub><b>4</b></sub> Long Afterglow Ceramic Phosphors

<table>FESEM micrographs (a) and EDX spectra (b) of SrAl<sub>2</sub>O<sub>4</sub>:Eu<sup>2+</sup>, Dy<sup>3+</sup> powder.</table>

Advances in Optics

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Figure 1

Figure 1: Effects of Li<sup>+</sup> Codoping on the Optical Properties of SrAl<sub><b>2</b></sub>O<sub><b>4</b></sub> Long Afterglow Ceramic Phosphors 

Advances in Optics

Effects of Li+ Codoping on the Optical Properties of SrAl2O4 Long Afterglow Ceramic Phosphors

Figure 1

Effects of Li⁺ Codoping on the Optical Properties of SrAl₂O₄ Long Afterglow Ceramic Phosphors