Polarization-stable single-mode tunable VCSELs using an internal mesa heater

  • Seong Seok Yang*
  • , Jeong Kwon Son
  • , Young Kyu Hong
  • , Yong Ho Song
  • , Ho Jin Jang
  • , Jeon Wook Yang
  • , Gye Mo Yang
  • *Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

Abstract

We fabricated polarization single-mode vertical-cavity surface-emitting lasers which are thermally induced wavelength-tunable using an internal mesa heater. A 6.21-nm tuning range was achieved with a 100-mA tuning current and a 6-mA driving current while maintaining continuous polarization-stable single-mode operation. The orthogonal polarization suppression ratio is more than 20 dB. In addition, we found stable linear polarization characteristics from the three mesas aligned along to the (01 - 1) crystal axis.

Original languageEnglish
Pages (from-to)748-750
Number of pages3
JournalIEEE Photonics Technology Letters
Volume21
Issue number11
DOIs
StatePublished - 2009.06.1

Keywords

  • Internal device heater
  • Polarization-stable
  • Vertical-cavity surface-emitting laser (VCSEL)
  • Wavelength tuning

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science
  • Engineering - Electrical & Electronic
  • Engineering - Petroleum
  • Physics & Astronomy

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