Research Article
Physical Background for Luminescence Thermometry Sensors Based on Pr3+:LaF3 Crystalline Particles
Figure 4
(a) Temperature dependent spectra of the Pr3+:LaF3 microcrystalline powder, recorded from 80 to 320 K under 444 nm excitation. (b) Histogram displaying the emission intensities of 3P0 (∼537 nm) and 3P1 (∼523 nm) levels at various temperatures.
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