Surface preparation effects for molecular beam epitaxial growth of ZnSe layers on InGaP layers

  • Shinji Saito
  • , Yukie Nishikawa
  • , Masaaki Onomura
  • , Peter J. Parbrook
  • , Masayuki Ishikawa
  • , Genichi Hatakoshi

Research output: Contribution to journalArticlepeer-review

Abstract

The effect of InGaP surface preparation has been investigated for the molecular beam epitaxial (MBE) growth of ZnSe. The net acceptor concentration profile near the interface of nitrogen-doped p-type ZnSe layers was strongly affected by the surface preparation of InGaP layers. The low net acceptor concentration region for the samples grown on a thermally treated (580 °C) or P2S5-treated InGaP surface was narrower than that region for the sample grown on a surface exposed to neither thermal treatment nor P2S5 treatment. Structures with InGaP buffer layers exposed to the surface treatments outlined here hold much promise for the reduction of the blue-green laser operation voltage.

Original languageEnglish
Pages (from-to)L705-L707
JournalJapanese Journal of Applied Physics, Part 2: Letters
Volume33
Issue number5
DOIs
Publication statusPublished - May 1994
Externally publishedYes

Keywords

  • InGaP
  • Molecular beam epitaxy
  • Net acceptor concentration
  • PS
  • Surface preparation
  • ZnSe

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