High-Lumen-Density Light Source Based on Ce∶YAG Fluorescent Crystal

Fulin Pan; Dunhua Cao; Xiangchao Guo; Haibing Li

doi:10.3788/LOP56.211601

Laser & Optoelectronics Progress, Volume. 56, Issue 21, 211601(2019)

High-Lumen-Density Light Source Based on Ce∶YAG Fluorescent Crystal

Fulin Pan^1,2, Dunhua Cao³, Xiangchao Guo¹, and Haibing Li^1、*

¹Technology Laboratory of High Power Laser Components, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Science, Shanghai 201800, China

²Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China

³Nanjing Crylink Photonics Co., Ltd., Nanjing, Jiangsu 210038, China

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Figures & Tables(7)

Fig. 1. Principle of high-lumen-density light source

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Fig. 2. Experimental setup for high-lumen-density light source

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Fig. 3. Simulation model of FloTHERM

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Fig. 4. Simulated and experimentally measured temperatures as functions of input power

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Fig. 5. Luminous flux as a function of input power

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Fig. 6. Transmission spectra of crystal rods with different Ce-ion-doping concentrations

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Table 1. Luminous effects of crystal rods with different Ce-ion-doping concentrations at low power
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Table 1. Luminous effects of crystal rods with different Ce-ion-doping concentrations at low power
Concentration ofcrystal rod /% Luminousflux /lm Averagevalue /lm
901.0
0.50 900.7 901.4
902.6
1176.1
0.80 1178.7 1176.2
1173.9
1166.5
2.50 1167.3 1166.2
1164.9

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Fulin Pan, Dunhua Cao, Xiangchao Guo, Haibing Li. High-Lumen-Density Light Source Based on Ce∶YAG Fluorescent Crystal[J]. Laser & Optoelectronics Progress, 2019, 56(21): 211601

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