Surface emitting 1.5 μm multi-quantum well LED on epitaxial lateral overgrowth InP/Si

  • Giriprasanth Omanakuttan
  • , Yan Ting Sun
  • , Carl Reuterskiöld Hedlund
  • , Carl Junesand
  • , Richard Schatz
  • , Sebastian Lourdudoss
  • , Valerie Pillard
  • , François Lelarge
  • , Jack Browne
  • , John Justice
  • , Brian Corbett

Research output: Contribution to journalArticlepeer-review

Abstract

We demonstrate a surface emitting 1.5 μm multi-quantum well (MQW) light-emitting diode (LED) on a 3-inch epitaxial lateral overgrowth (ELOG) InP/Si wafer. The enhanced crystalline quality of ELOG InP/Si is revealed by various characterization techniques, which gives rise to a MQW with high photoluminescence intensity at 1.5 μm and interference fringes arising from the vertical Fabry-Perot cavity. The LED devices exhibited strong electroluminescence intensity that increased with pump current. Moreover, transparency current measurements indicate optical gain in the 1.5 μm MQW on InP/Si. The results are encouraging for obtaining wafer scale 1.5 μm surface emitting laser structures on silicon with further optimization.

Original languageEnglish
Pages (from-to)1714-1723
Number of pages10
JournalOptical Materials Express
Volume10
Issue number7
DOIs
Publication statusPublished - 1 Jul 2020

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