Origin of yellow emissions from (In,Ga,Al)N based 450 nm emitting diode lasers

  • Robert Kernke
  • , Han Wang
  • , Jin Hong
  • , Fangyu Yue*
  • , Junhao Chu
  • , Jens W. Tomm
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

Yellow emissions at 580 nm from the operation of 450 nm emitting (In,Ga,Al)N diode lasers are investigated. Spatial and spectral behaviors were analyzed and modeled. Consistent results were obtained and the emission was identified coming from the active region of the laser. This emission has the potential to be useful for analytical purposes, e.g. for the determination of refractive indices or the visualization of non-equilibrium carrier profiles along devices.

Original languageEnglish
Pages (from-to)1496-1501
Number of pages6
JournalOSA Continuum
Volume2
Issue number5
DOIs
StatePublished - 15 May 2019

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