Concentration Dependence of Luminescent Properties for Sr_𝟐TiO_𝟒:Eu^𝟑+ Red Phosphor and Its Charge Compensation

Figure 3

(a) Excitation spectra (𝜆_em=615 nm) of (Sr_1−2xEu_xLi_x)₂TiO₄: (a) 𝑥=5.0%, (b) 𝑥=10.0%, (c) 𝑥=15.0% (d) 𝑥=20.0%, (e) 𝑥=25.0%, and (b) Gaussian peak fitting of the (Sr_0.7Eu_0.15Li_0.15)₂TiO₄ phosphor powder.

(a)

(b)