LPCVD-silicon oxynitride films: Low-temperature annealing effects

Research output: Contribution to journalArticlepeer-review

Abstract

The electrical properties of silicon oxynitride (SiOxNy) films on Si deposited by low-pressure chemical vapour deposition have been studied. The effect of annealing on SiOxNy films on the basis of frequency analysis of capacitance-voltage and conductance-voltage characteristics of metal-SiOxNy-silicon capacitors in the frequency range 1-300kHz was determined. The post-deposition annealing results in a decrease of the concentrations of the positive dielectric charge and defects in the silicon substrate. The nature of the dielectric charges is discussed.

Original languageEnglish
Pages (from-to)385-389
Number of pages5
JournalVacuum
Volume69
Issue number1-3
DOIs
Publication statusPublished - 24 Dec 2002
Externally publishedYes

Keywords

  • Annealing
  • Charged defect centres
  • Silicon oxynitride

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