Analysis of position-dependent light extraction of GaN-based LEDs

Optics Express

Volumn 13, Issue 11, 2005, Pages 4175-4179

  Lee, Tsung Xian ^a   Lin, Chao Ying ^a   Ma, Shih Hsin ^a   Sun, Ching Cherng ^a  

^a NATIONAL CENTRAL UNIVERSITY   (Taiwan)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER SIMULATION; ENERGY EFFICIENCY; LIGHT ABSORPTION; LIGHT EMITTING DIODES; LIGHT SOURCES; LIQUID CRYSTAL DISPLAYS; MICROSTRUCTURE; MONTE CARLO METHODS; SOLID STATE DEVICE STRUCTURES; THERMAL EFFECTS;

LIGHT EXTRACTION EFFICIENCY; SOLID-STATE LIGHTING; THERMAL DISSIPATION; THIN GAN LED;

GALLIUM NITRIDE;

EID: 21244433176     PISSN: 10944087     EISSN: 10944087     Source Type: Journal    
DOI: 10.1364/OPEX.13.004175     Document Type: Article

References (10)

1. A. Zukauskas, M. S. Shur, and R. Caska, Introduction to Solid-state Lighting, (John Wiley & Sons, New York, 2002).
2. Daniel A. Steigerwald, Jerome C. Bhat, Dave Collins, Robert M. Reicher, Mari Ochiai Holcomb, Michael J. Ludowise, Paul S. Martin, and Serge L. Rudaz, "Illumination with solid state lighting technology," IEEE J. Select. Topics Quantum Electron. 8, 310, (2002).
3. 0.5 P/GaP light-emitting diodes exhibiting >50% external quantum efficiency," Appl. Phys. Lett. 75, 2365 (1999).
4. X. Guo, Y.-L. Li, and E. F. Schubert, "Efficiency of GaN/InGaN light-emitting diodes with interdigitated mesa geometry," Appl. Phys. Lett. 79, 1936 (2001).
5. C. Huh, K. S. Lee, E. J. Kang, and S. J. Park, "Improved light-output and electrical performance of InGaN-based light-emitting diode by microroughening of the p-GaN surface," Appl. Phys. Lett. 93, 9383 (2003).
6. T. Fujii, Y. Gao, R. Sharma, E. L. Hu, S. P. Danbaars, and S. Nakamura, "Increase in the extraction efficiency of GaN-base light emitting diodes via surface roughening," Appl. Phys. Lett. 84, 855 (2004).
7. Y. Gao, T. Fujii, R. Sharma, K. Fujito, S. P. Danbaars and S. Nakamura, "Roughening Hexagonal surface morphology on Laser lift-off (LLO) N face GaN with simple photo-enhanced chemical wet etching," Jap. J. Appl. Phys. 43, 637, (2004).
8. C. C. Sun, C. Y. Lin, T. X. Lee, and T. H. Yang, "Enhancement of light extraction of GaN-based LED with introducing micro-structure array, " Opt. Eng. 43, 1700 (2004).
9. S. J. Lee, "Analysis of light-emitting diode by Monte Carlo photo simulation," Appl. Opt. 40, 1427 (2001).
10. http://www.osram-os.com/.