Optical constants study of YAG:Ce phosphor layer blended with SiO2 particles by Mie theory for white light-emitting diode package

Frontiers of Optoelectronics

Volumn 5, Issue 2, 2012, Pages 138-146

  Hu, Run ^a,b   Luo, Xiaobing ^a,b   Zheng, Huai ^a   Liu, Sheng ^a,b  

^a HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

^b HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

Author keywords

lightemitting diode (LED); Mie theory; optical constant; phosphor

Indexed keywords

EID: 84867889878     PISSN: 20952759     EISSN: 20952767     Source Type: Journal    
DOI: 10.1007/s12200-012-0255-0     Document Type: Article

References (25)

1. Pimputkar S, Speck J S, Denbaars S P, Nakamura S. Prospects for LED lighting. Nature Photonics, 2009, 3(4): 180-182.
2. Tonzani S. Lighting technology: Time to change the bulb. Nature, 2009, 459(7245): 312-314.
3. Hu R, Luo X B, Liu S. Study on the optical properties of conformal coating light-emitting diode by Monte Carlo simulation. IEEE Photonics Technology Letters, 2011, 23(22): 1673-1675.
4. Fujita S, Umayahara Y, Tanabe S. Influence of light scattering on luminous efficacy in Ce: YAG glass-ceramic phosphor. Journal of the Ceramic Society of Japan, 2010, 118(2): 128-131.
5. Chao K F, Xiao Z G, Zhang H W, Niu W B, Xia W, Sang S Y, Xin Y, Li Q, Wu S L, Zhang S F. The surface coating of YAG: Ce phosphors with ZnO nanoparticles for white LED. Materials Science Forum, 2011, 675-677: 1283-1286.
6. Zhu Y T, Narendran N, Gu Y M. Investigation of the optical properties of YAG: Ce phosphor. In: Proceedings of the Society for Photo-Instrumentation Engineers, 2006, 6337: 63370S.
7. Liu Z Y, Liu S, Wang K, Luo X B. Measurement and numerical studies of optical properties of YAG: Ce phosphor for white light-emitting diode packaging. Applied Optics, 2010, 49(2): 247-257.
8. Cui H T, Zhang YW, Hong G Y. The surface coating technology of phosphor. J Functional Mater, 2001, 32(6): 564-567 (In Chinese).
9. Liaparinos P F, Kandarakis I S, Cavouras D A, Delis H B, Panayiotakis G S. Modeling granular phosphor screens by Monte Carlo methods. Medical Physics, 2006, 33(12): 4502-4514.
10. Waters D N. Intensity of emitted light from powder phosphors: the effects of light absorption and scattering in the powder matrix. Journal of Materials Science Materials in Electronics, 1996, 7(2): 61-65.
11. Liu Z Y, Liu S, Wang K, Luo X B. Optical analysis of color distribution in white LEDs with various packaging methods. IEEE Photonics Technol, 2008, 20(24): 2027-2029.
12. Liu Z Y, Liu S, Wang K, Luo X B. Optical analysis of phosphor's location for high-power light-emitting diodes. IEEE Transactions on Device and Materials Reliability, 2009, 9(1): 65-73.
13. Liu Z Y, Liu S, Wang K, Luo X B. Studies on optical consistency of white LEDs affected by phosphor thickness and concentration using optical simulation. IEEE Transactions on Components and Packaging Technologies, 2010, 33(4): 680-687.
14. Zhu Y T, Narendran N. Investigation of remote-phosphor white light-emitting diodes with multi-phosphor layers. Japanese Journal of Applied Physics, 2010, 49(10): 100203.
15. Zhang DW, Li B C. A multi-layer phosphor package of white-lightemitting diodes with high efficiency. Optik (Stuttgart), 2010, 121(24): 2224-2226.
16. Moon K M, An S H, Kim H K, Chae J H, Park Y J. Phosphor concentration and geometry for high power white light emitting diode. In: Proceedings of the Society for Photo-Instrumentation Engineers, 2010, 7617: 76171Y.
17. You J P, Tran N T, Shi F G. Light extraction enhanced white lightemitting diodes with multi-layered phosphor configuration. Optics Express, 2010, 18(5): 5055-5060.
18. Keppens A, Denijs S, Wouters S, Ryckaert W R, Deconinck G, Hanselaer P. Modelling the spatical colour distribution of phosphorwhite high power light-emitting diodes. In: Proceedings of the Society for Photo-Instrumentation Engineers, 2010, 7717: 77170J.
19. Sommer C, Reil F, Krenn J R, Hartmann P, Pachler P, Hoschopf H, Wenzl F P. The impact of light scattering on the radiant flux of phosphor-converted high power white light-emitting diodes. Journal of Lightwave Technology, 2011, 29(15): 2285-2291.
20. Yen W M, Shionoya S, Yamamoto H. Phosphor Handbook. 2nd ed. London: Taylor & Francis Group, 2007, 11-19.
21. Bohren C F, Huffman D R. Absorption and Scattering of Light by Small Particles. New York: John Wiley & Sons, 1983, 90-120.
22. Du H. Mie-scattering calculation. Applied Optics, 2004, 43(9): 1951-1956.
23. Mishchenko M I, Hovenier J W, Travis L D. Light scattering by nonspherical particles: theory, measurements and applications. New York: Academic Press, 1999, 10-52.
24. Acquista C, Cohen A, Cooney J A, Wimp J. Asymptotic behavior of the efficiencies in Mie Scattering. Journal of the Optical Scociety of America, 1980, 70(8): 1023-1025.
25. Sudiarta IW, Chylek P. Mie scattering efficiency of a large spherical particle embeded in an absorbing medium. Journal of Quantitative Spectroscopy and Radiative Transfer, 2001, 70(4-6): 709-714.