Effect of the Concentration of SrAl<sub>2</sub>O<sub>4</sub>: Eu<sup>2+</sup>and Dy<sup>3+</sup> (SAO) on Characteristics and Properties of Environment-Friendly Long-Persistent Luminescence Composites from Polylactic Acid and SAO

<div>XRD patterns of pure PLA, 5 wt% SAO/PLA, 10 wt% SAO/PLA, 15 wt% SAO/PLA, and 20 wt% SAO/PLA.</div>

Scanning

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Figure 1

Figure 1: Effect of the Concentration of SrAl<sub>2</sub>O<sub>4</sub>: Eu<sup>2+</sup>and Dy<sup>3+</sup> (SAO) on Characteristics and Properties of Environment-Friendly Long-Persistent Luminescence Composites from Polylactic Acid and SAO 

Figure 1 | Effect of the Concentration of SrAl2O4: Eu2+and Dy3+ (SAO) on Characteristics and Properties of Environment-Friendly Long-Persistent Luminescence Composites from Polylactic Acid and SAO 