Multiple-wavelength all-monolithic 1.55-μm vertical-cavity surface-emitting laser arrays

Jae Heon Shin, Byung Soo Yoo, Jong Hee Kim, Won Suk Han, O. Kyun Kwon, Young Gu Ju

Research output: Contribution to journalLetterpeer-review

2 Scopus citations

Abstract

We demonstrate an electrically pumped all-monolithic 1.55-μm multiple-wavelength vertical-cavity surface-emitting laser array with the channel spacing of 1.2 nm. Binary-coded 3-step selective wet etching of InAlGaAs/InP intra-cavity superlattice is used for the precise wavelength adjustment prior to the growth of top distributed Bragg reflector. All the devices in the array show threshold currents between 2.0 and 2.5 mA under 10-%-duty pulse operation at room temperature.

Original languageEnglish
Pages (from-to)L304-L306
JournalJapanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers
Volume42
Issue number3 B
DOIs
StatePublished - 15 Mar 2003

Keywords

  • InAlGaAs
  • Laser array
  • Metal-organic chemical vapor deposition (MOCVD)
  • Monolithic
  • Vertical-cavity surface-emitting laser (VCSEL)
  • Wavelength division multiplexing (WDM)

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