AlGaInP-GaInP compressively strained multiquantum-well light-emitting diodes for polymer fiber application

S. J. Chang, C. S. Chang

Research output: Contribution to journalArticlepeer-review

15 Citations (Scopus)

Abstract

We have studied the optical properties of the Al-GaInP-GaInP light-emitting diodes (LED's), with a compressively strained multiquantum-well (CSMQW) active layer, emitting at 650 nm. It was found that by introducing a compressive strain into the MQW active layer, we can achieve a much faster operation speed and a higher output power. It was also found that a +0.33% compressive strain can reduce the 10%-90% rise time and/or fall time from 50 to 15 ns. Furthermore, the +0.33% compressive strain can also increase the output power of the MQW AlGaInP-GaInP LED by more than 40%. Such a high operation speed and high output power LED is potentially useful in polymer-based optical fiber communication.

Original languageEnglish
Pages (from-to)772-774
Number of pages3
JournalIEEE Photonics Technology Letters
Volume10
Issue number6
DOIs
Publication statusPublished - 1998 Jun

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

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