Electrical properties of O2/NO-plasma grown oxynitride films on partially strain compensated Si/Si1-x-yGexCy/Si heterolayers

  • S. Maikap*
  • , S. K. Ray
  • , S. K. Banerjee
  • , C. K. Maiti
  • *Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

8 Scopus citations

Abstract

Ultra-thin (< 100 Å) gate quality oxynitride films have been grown on partially strain compensated Si/Si1-x-yGexCy/Si heterolayers at low temperature using microwave NO/O2-, O2/NO- and O2/NO/O2-plasma. The change in gate voltage (ΔVG), flatband voltage (ΔVFB) and normalized current (ΔIg/Ig) during constant current stressing are studied using a metal-insulator-semiconductor structure. It is found that the charge trapping properties and charge to breakdown (QBD) under Fowler-Nordheim constant current stressing are significantly improved in O2/NO-plasma grown oxynitride film compared to NO/O2- and O2/NO/O2-plasma grown oxynitride films.

Original languageEnglish
Pages (from-to)160-163
Number of pages4
JournalSemiconductor Science and Technology
Volume16
Issue number3
DOIs
StatePublished - 03 2001
Externally publishedYes

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