Near-field emission properties of a self-formed InAs quantum dot laser diode by using near-field scanning optical microscopy

  • S. I. Jung
  • , H. Y. Yeo
  • , I. Yun
  • , I. K. Han
  • , S. M. Cho
  • , J. I. Lee

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

Near-field scanning optical microscopy studies of a self-formed InAs quantum dot laser diode (QDLD) at room-temperature were performed. We measured the near-field electroluminescence spectra and the spectrally resolved near-field scanning images emitted from a QDLD with a spatial resolution of ∼100 nm. We show that these data have direct implications for device performance associated with the injection current.

Original languageEnglish
Pages (from-to)763-766
Number of pages4
JournalJournal of the Korean Physical Society
Volume50
Issue number3
DOIs
StatePublished - Mar 2007

Keywords

  • Electroluminescence
  • Near-field scanning optical microscopy
  • Quantum dot laser diode

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