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Conferences > CLEO > 2008 > CMAA > CMAA3
  • Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
  • OSA Technical Digest (CD) (Optica Publishing Group, 2008),
  • paper CMAA3

The Origin of Efficiency Droop in GaN-Based Light-Emitting Diodes and Its Solution

Jong Kyu Kim, Min-Ho Kim, Martin F. Schubert, Qi Dai, Tan Sakong, Sukho Yoon, Cheolsoo Sone, Yongjo Park, Joachim Piprek, and E. Fred Schubert

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Abstract

The physical origin of efficiency droop in GaN-based light-emitting diodes when driven with high current is systematically investigated. Based on our simulations and experimental results, a polarization-matched active region is proposed as the solution.

© 2008 Optical Society of America

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