Valence band offset of InN/AlN heterojunctions measured by x-ray photoelectron spectroscopy

  • P. D.C. King
  • , T. D. Veal
  • , P. H. Jefferson
  • , C. F. McConville
  • , T. Wang
  • , P. J. Parbrook
  • , Hai Lu
  • , W. J. Schaff

Research output: Contribution to journalArticlepeer-review

Abstract

The valence band offset of wurtzite-InN/AlN (0001) heterojunctions is determined by x-ray photoelectron spectroscopy to be 1.52±0.17 eV. Together with the resulting conduction band offset of 4.0±0.2 eV, a type-I heterojunction forms between InN and AlN in the straddling arrangement.

Original languageEnglish
Article number132105
JournalApplied Physics Letters
Volume90
Issue number13
DOIs
Publication statusPublished - 2007
Externally publishedYes

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