Optical properties of N-doped β-Ga2O3 films deposited by RF magnetron sputtering

  • Jin Liang Yan
  • , Yi Jun Zhang
  • , Qing Shan Li
  • , Chong Qu
  • , Li Ying Zhang
  • , Ting Li

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

The N-doped β-Ga2O3 films were grown on Si and quartz substrates by RF magnetron sputtering in different ammonia partial pressure ratios (from 0% to 30%). The influence of ammonia partial pressure ratio and annealing treatment on the optical and structural properties were studied. The microstructure, optical transmittance, optical absorption and optical energy gap of the N-doped β-Ga2O3 films were significantly changed with the increasing of ammonia partial pressure. The green, blue and ultraviolet emission bands were observed and discussed.

Original languageEnglish
Pages (from-to)852-856
Number of pages5
JournalGuangzi Xuebao/Acta Photonica Sinica
Volume40
Issue number6
DOIs
StatePublished - Jun 2011
Externally publishedYes

Keywords

  • N-doped β-GaO
  • Optical band gap
  • Post-annealed
  • RF magnetron sputtering
  • Transparent conductive oxide

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