Qianting Yang, Renagul Abdurahman, Tongsheng Yang, Xuefeng Sun. Wavelength-tunable barium gallate persistent luminescence phosphors with enhanced luminescence[J]. Chinese Optics Letters, 2022, 20(3): 031602
- Chinese Optics Letters
- Vol. 20, Issue 3, 031602 (2022)
Fig. 1. Emission spectra of BaGa2O4:Crx (x = 0, 0.006, 0.02, 0.04, 0.06, 0.08, and 0.10) PersL phosphors.
Fig. 2. PersL curves of BaGa2O4, BaGa2O4:Cr0.06, and Ba0.14Ga2O4:Cr0.06 PersL phosphors.
Fig. 3. XRD patterns of BaGa2O4:Crx (x = 0, 0.006, 0.02, 0.04, 0.06, 0.08, and 0.10) PersL phosphors.
Fig. 4. (a) Thermoluminescence glow curve of BaGa2O4:Cr0.06 PersL phosphor; (b) NIR PersL mechanism in the BGO:Cr PersL phosphors.
Fig. 5. Read-out (room temperature) pattern at (a) 5 min, (b) 10 min, (c) 30 min, and (d) 1 h after 254 nm UV light for 2 min.
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Table 1. Parameters of Afterglow Decay Curve Fitting
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