Photoluminescence of three phonon replicas of the bound exciton in undoped InGaP prepared by liquid phase epitaxy

  • G. C. Jiang*
  • , Y. Chang
  • , L. B. Chang
  • , Y. D. Juang
  • , W. L. Lu
  • , Luke S. Lu
  • , K. H. Chang
  • *Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

14 Scopus citations

Abstract

Photoluminescence and Raman spectroscopies are employed to study undoped InGaP layers grown on GaAs (100) substrates at 750 °C by liquid phase epitaxy. There are four peaks in the photoluminescence spectrum in the energy range between 1.55 and 2.25 eV. Besides a bound exciton recombination, three longitudinal optical phonon replicas with one superimposed donor-acceptor emission are identified based upon their dependences of emission energies on temperature and excitation intensity.

Original languageEnglish
Pages (from-to)2886-2888
Number of pages3
JournalJournal of Applied Physics
Volume78
Issue number4
DOIs
StatePublished - 1995
Externally publishedYes

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