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

Table 1

Tensile properties of tensile strength, elongation at break, and modulus of elasticity.

SAO (wt%)	Tensile strength (MPa)	Fracture elongation (%)	Modulus of elasticity (MPa)
0
5
10
15
20