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Characteristic of InGaN/GaN laser diode grown by a multi-wafer MOCVD system

  • Y. Park*
  • , B. J. Kim
  • , J. W. Lee
  • , O. H. Nam
  • , C. Sone
  • , H. Park
  • , Eunsoon Oh
  • , H. Shin
  • , S. Chae
  • , J. Cho
  • , Ig Hyeon Kim
  • , J. S. Khim
  • , S. Cho
  • , T. I. Kim
  • *Corresponding author for this work
  • Samsung

Research output: Contribution to journalJournal articlepeer-review

Abstract

InGaN/GaN multi-quantum well (MQW) laser diodes (LDs) were grown on c-plane sapphire substrates using a multi-wafer MOCVD system. The threshold current for pulsed lasing was 1.6 A for a gain-guided laser diode with a stripe of 10 × 800 μm2. The threshold current density was 20.3 kA cm -2 and the threshold voltage was 16.5 V. The optical power ratio of transverse electric mode to transverse magnetic mode was found to be greater than 50. The characteristic temperature measured from the plot of threshold current versus measurement temperature was between 130 and 150K.

Original languageEnglish
JournalMRS Internet Journal of Nitride Semiconductor Research
Volume4
DOIs
StatePublished - 1999

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