Effect of Annealing on PL Intensity of NaYF<sub>4</sub>:Er<sup>3+</sup>, Yb<sup>3+</sup>/Ca<sup>2+</sup> Phosphor and the Application to Temperature Sensor

<div>Integral intensity of phosphors in the range of 303–723 K.</div>

Journal of Sensors

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Figure 7

Figure 7: Effect of Annealing on PL Intensity of NaYF<sub>4</sub>:Er<sup>3+</sup>, Yb<sup>3+</sup>/Ca<sup>2+</sup> Phosphor and the Application to Temperature Sensor 

Journal of Sensors

Effect of Annealing on PL Intensity of NaYF4:Er3+, Yb3+/Ca2+ Phosphor and the Application to Temperature Sensor

Figure 7

Effect of Annealing on PL Intensity of NaYF₄:Er³⁺, Yb³⁺/Ca²⁺ Phosphor and the Application to Temperature Sensor