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Optical propagation model for light emitting diodes based on finite element method

  • Huazhong University of Science and Technology

Research output: Contribution to journal › Article › peer-review

Abstract

In this thesis, finite elemental method (FEM) was applied to simulate the propagation of light emitting diodes (LEDs). The external quantum efficiency of photon crystal (PHC) structured LED is calculated. Noted that point spherical wave is applied and coherence of light source is also considered. The model is finally simplified for convenience of calculation. An experiment of LED based on PHC structure is compared with the simulation to verify the model.

Original languageEnglish
Pages (from-to)43-45
Number of pages3
JournalHuazhong Keji Daxue Xuebao (Ziran Kexue Ban)/Journal of Huazhong University of Science and Technology (Natural Science Edition)
Volume36
Issue number5
StatePublished - May 2008
Externally publishedYes

Keywords

  • External quantum efficiency
  • FEM
  • LED
  • Model
  • Simulation

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