Monochromic orange emission of Pr<sup>3+</sup> ions in phosphate glass

Weichuan Gao; Yu Tong; Yunxia Yang; Guorong Chen

doi:10.3788/COL201513.101602

Chinese Optics Letters, Volume. 13, Issue 10, 101602(2015)

Monochromic orange emission of Pr³⁺ ions in phosphate glass

Weichuan Gao, Yu Tong, Yunxia Yang, and Guorong Chen^*

Key Laboratory for Ultrafine Materials of Ministry of Education, School of Materials Science and Engineering, East China University of Science and Technology, Shanghai 200237, China

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Fig. 1. Absorption spectrum of G1 sample (1.0 mol% Pr3+).

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Fig. 2. (a) Emission spectra of ZSP samples, (b) ratio of 599/482 intensity as a function of the Pr3+ concentration and (c) excitation spectra of G5 and G1 monitored at 599 or 482 nm.

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Fig. 3. Decay curve of G1 and G5 samples (λex=442 nm, λem=599 nm).

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Fig. 4. Simplified energy level diagram of Pr3+.

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Fig. 5. Emission spectra of glass samples with different phonon energy upon 442 nm excitation.

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Table 1. Pr3+ Doping Concentrations of Glass Samples
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Table 1. Pr3+ Doping Concentrations of Glass Samples
Code G1 G2 G3 G4 G5 G6 G7
Matrices ZSP NZT BGG
Phonon Energy ( ${cm}^{- 1}$ ) 1400 700 1100
$\Pr^{3 +}$ (mol.%) 1.0 0.5 0.2 0.1 0.05 0.05 0.05

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Weichuan Gao, Yu Tong, Yunxia Yang, Guorong Chen. Monochromic orange emission of Pr³⁺ ions in phosphate glass[J]. Chinese Optics Letters, 2015, 13(10): 101602

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