Highly reliable white LEDs using nitride phosphors

Journal of the Korean Ceramic Society

Volumn 49, Issue 4, 2012, Pages 375-379

  Xie, Rong Jun ^a   Hirosaki, Naoto ^a   Takeda, Takashi ^a  

^a NATIONAL INSTITUTE FOR MATERIALS SCIENCE   (Japan)

Author keywords

LED; Nitride; Phosphor; Photoluminescence; Sialon

Indexed keywords

HIGH QUANTUM EFFICIENCY; LED CHIPS; MATERIAL SCIENTISTS; NITRIDE PHOSPHOR; PHOTOLUMINESCENCE SPECTRUM; RED-SHIFTED; SIALON; STOKES SHIFT; WHITE LED; WHITE LIGHT;

DEGRADATION; LIGHT EMISSION; LIGHT EMITTING DIODES; NITRIDES; PHOTOLUMINESCENCE;

PHOSPHORS;

EID: 84865406757     PISSN: 12297801     EISSN: None     Source Type: Journal    
DOI: 10.4191/kcers.2012.49.4.375     Document Type: Conference Paper

References (45)

1. R. -J. Xie, Y. Q. Li, N. Hirosaki, and H. Yamamoto, Nitride phosphors and Solid State Lighting, CRC Press (Taylor & Francis Group), Boca Raton, 2011.
2. http://www.cree.com/news-and-events/cree-news/pressreleases/2012/april/ 120412-254-lumen-per-watt
3. 3+," Appl. Phys. Lett., 11 [2] 53-55 (1967).
4. J. K. Park, C. H. Kim, S. H. Park, H. D. Park, and S. Y Chois, "Application of Strontium Silicate Yellow Phosphor for White Light-emitting Diodes," Appl. Phys. Lett. 84 1647-49 (2004).
5. D. Poelman, J. E. Haecke, and P. F. Smet, "Advances in Sulfide Phosphors for Displays and Lighting," J. Mater. Sci: Mater Electron, 20 S134-S138 (2009).
6. 4:Eu Green and Greenish-yellow-emitting Phosphors for White LED," J. Electrochem. Soc., 153 H142-H146 (2006). (Pubitemid 43838737)
7. 3+ Luminescence in YAG:Ce," Chem. Mater., 21 2077-84 (2009).
8. G. Z. Cao, and R. Metselaar, "α'-Sialon Ceramics, A Review," Chem. Mater., 3 242-52 (1991).
9. R. -J. Xie and N. Hirosaki, "Silicon-based Oxynitride and Nitride Phosphors for White LEDs-A Review," Sci. Tech. Adv. Mater., 8 588-600 (2007). (Pubitemid 350199057)
10. z)(z∼1) Oxynitrides Phosphors and Their Application in White Light-emitting Diode," Appl. Phys. Lett., 91 091923 (2007).
11. 3+ Emission in Y-Si-O-N Materials," J. Alloys Compd., 268 272-77 (1998). (Pubitemid 128425873)
12. 3+ in Lanthanide Silicon Oxynitride Phosphors," J. Mater. Res., 22 1933-41 (2007). (Pubitemid 47098574)
13. 2+ Phosphor for Ultraviolet White Light-emitting Diodes," J. Phys. Chem., C 133 9392-97 (2009).
14. 3+ Fine Powder Phosphor for UV-converting White Light Diodes," Appl. Phys. Lett., 95 051903 (2009).
15. 2+ Powder Phosphors for White Light-Emitting Diodes," Appl. Phys. Lett., 86 211905-1-211905-3 (2005).
16. 2+) -A Promising Green Oxynitride Phosphor For white Light-emitting Diodes," J. Electrochem. Soc., 154 J314-J319 (2007).
17. V. Bachmann, C. Ronda, O. Oeckler, W. Schnick, and M. Meijerink, "Color Point Tuning for (Sr,Ca,Ba)SiON:Eu for White Light LEDs," Chem. Mater., 21 316-25 (2009).
18. R. -J. Xie, N. Hirosaki, M. Mitomo, K. Uheda, T. Suehiro, X. Xu, Y. Yamamoto, and T. Sekiguchi, "Strong Green Emission from α-sialon Activated by Divalent Ytterbium Under Blue Light Irradiation," J. Phys. Chem., B109 9490-9494 (2005). (Pubitemid 40751044)
19. 2, for White LED," Paper Presented at the for 214th ECS Meeting, Hawaii, 2008.
20. 2+ (x 0) - A Novel Green Phosphor for White Light pcLEDs with Disordered Intergrowth Structure," Chem. Eur. J., 15 5311-19 (2009).
21. 106-s (s ∼ 7)," J. Alloy Compds., 509 [2] 332-37 (2011).
22. 2+-doped Green-emitting Sr-sialon Phosphor and Its Application to White Light-emitting Diodes," Appl. Phys. Express, 2 012401 (2009).
23. 2+ Codoped Gamma Aluminum Oxynitride (γ-alon): A Promising Green Phosphor for White Light-emitting Diodes," Appl. Phys. Lett., 92 201905 (2008).
24. 2+-doped Ca-alpha-SiAlON: A Yellow Phosphor for White Light-Emitting Diodes," Appl. Phys. Lett., 84 5404-06 (2004).
25. 2+ in α-SiAlON," J. Phys. Chem. B, 108 12027-31 (2004).
26. 2+ Oxynitride Phosphors for White Light-emitting Diodes," Appl. Phys. Lett., 89 241103 (2006).
27. R. -J. Xie, N. Hirosaki, M. Mitomo, K. Takahashi, and K. Sakuma, "Highly Efficient White-light-emitting Diodes Fabricated with Short-wavelength Yellow Oxynitride Phosphors," Appl. Phys. Lett., 88 101104 (2006).
28. 3+ for White LEDs," ECS Trans., 25 247-52 (2009).
29. 3+ Phosphor: Structure, Photoluminescence, and Application in White LEDs," Chem. Mater., 20 6704-14 (2008).
30. 2+, for White Light-emitting Diodes," Electrochem. Solid State Lett., 9 H22-H25 (2006). (Pubitemid 43278099)
31. 2+ (M = Ca, Sr, Ba) LED Conversion Phosphors," J. Solid State Compd., 417 273-79 (2006). (Pubitemid 44208654)
32. R. Le Toquin and A.K. Cheetham, "Red-emitting Cerium-based Phosphor Materials for Solid State Lighting Applications," Chem. Phys. Lett., 423 352-56 (2006). (Pubitemid 44250996)
33. 2 (M = Sr, Ba)," Chem. Mater., 20 1597-605 (2008). (Pubitemid 351363089)
34. 2+ - A Nitridoalumo-silicate Phosphor for Warm White-Light (pc)LEDs with Edge-Sharing Tetrahedra," Chem. Mater., 21 1595-601 (2009).
35. 2+ Phosphors for White Light-Emitting Diodes," J. Am. Ceram. Soc., 94 [2] 536-42 (2011).
36. S. Nakamura, and G. Fasol. The blue laser diode. New York: Spinger, 1997.
37. K. Sakuma, K. Omichi, N. Kimura, M. Ohashi, D. Tanaka, N. Hirosaki, Y. Yamamoto, R.-J. Xie, and T. Suehiro, "Warm-white Light-emitting Diode with Yellowish Orange SiAlON Ceramic Phosphor," Opt. Lett., 29 2001-3 (2004).
38. 3+ Fine Powder Phosphors for Solid-State Lighting," ACS Appl. Mater. Interfaces, 3 [3] 811-16 (2011).
39. 2+-based Red Phosphors for White Lighting-emitting Diodes," Chem. Mater., 18 5578-83 (2006). (Pubitemid 44865795)
40. R. Mueller-Mach, G. Mueller, M.R. Krames, H.A. Hoppe, F. Stadler, W. Schnick, T. Juestel, and P. Schmidt, "Highly Efficient All-nitride Phosphor-converted white Light Emitting Diode," Phy. Stat. Sol., (a) 202 1727-32 (2005). (Pubitemid 41364937)
41. C.C. Yang, C.M. Lin, Y.J. Chen, Y.T. Wu, S.R. Chuang, R.S. Liu, and S.F. Hu, "Highly Stable Three-band White Light from an InGaN-based Blue Light-emitting Diode Chip Precoated Wit (oxy) Nitride Green/red Phosphors," Appl. Phys. Lett., 90 123503 (2007).
42. R .-J. Xie, N. Hirosaki, N. Kimura, K. Sakuma, and M. Mitomo, "2-phosphor-converted White Light-emitting Diodes Using Oxynitride/nitride Phosphors," Appl. Phys. Lett., 90 191101 (2007).
43. R. -J. Xie, N. Hirosaki, and T. Takeda, "Wide Color Gamut Backlight for Liquid Crystal Displays using Three-band Phosphor-converted white Light-emitting Diodes," Appl. Phys. Express, 2 022401 (2009).
44. K. Sakuma, N. Hirosaki, N. Kimura, M. Ohashi, R. -J. Xie, Y. Yamamoto, T. Suehiro, K. Asano, and D. Tanaka, "White Light-emitting Diode Lamps using Oxynitride and Nitride Phosphor Materials," IEICE Trans. Electron., E88-C 2057-64 (2005).
45. N. Kimura, K. Sakuma, S. Hirafune, K. Asano, N. Hirosaki, R.-J. Xie, "Extrahigh Color Rendering White Light-emitting Diode Lamps using Oxynitride and Nitride Phosphors Excited by Blue Light-emitting Diode," Appl. Phys. Lett., 90 051109 (2007).