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Analysis of optical emission from high-aluminum AlGaN quantum-well structures

  • S. Wieczorek
  • , W. W. Chow
  • , S. R. Lee
  • , A. J. Fischer
  • , A. A. Allerman
  • , M. H. Crawford

Research output: Contribution to journalArticlepeer-review

11 Scopus citations

Abstract

The combined effects of strain, internal electric field, and many-body Coulomb interactions were used to investigate the spontaneous emission in AlGaN wurtzite quantum wells. The optical properties depended on the quntum-well configuration due the combined effects. It was found that for certain Al concentration the effects of the internal quantum field were mitigated in the quantum well. The method could be effectively applied for applications such as in ultraviolet light-emitting diodes and lasers.
Original languageEnglish
Pages (from-to)4899-4901
Number of pages3
JournalApplied Physics Letters
Volume84
Issue number24
DOIs
StatePublished - Jun 14 2004
Externally publishedYes

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