Influence of radio frequency sputtering power towards the properties of indium zinc oxide semiconducting films

K. C. Aw*, Z. Tsakadze, A. Lohani, S. Mhaisalkar

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

18 Citations (Scopus)

Abstract

We studied the influence of radio frequency (r.f.) power of a sputtering system towards the physical, electrical and optical properties of IZO semiconducting film with an Ar/O2 gas mixture. Nodules are present when sputtered at 1.8 W cm-2. Resistivity is lowest and mobility highest at low r.f. power. The Zn2In2O5 crystallite influences the film's resistivity and mobility. The optical transparency is >80%, while the optical band gap ranges from 3.0 to 3.15 eV and is dependent to the r.f. power.

Original languageEnglish
Pages (from-to)48-51
Number of pages4
JournalScripta Materialia
Volume60
Issue number1
DOIs
Publication statusPublished - Jan 2009
Externally publishedYes

ASJC Scopus Subject Areas

  • General Materials Science
  • Condensed Matter Physics
  • Mechanics of Materials
  • Mechanical Engineering
  • Metals and Alloys

Keywords

  • Indium zinc oxide
  • IZO
  • R.f. magnetron sputtering

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