Gamma-ray irradiation effects on electroluminescence from Au/extra thin Si-rich SiO2 film/p-Si structures

  • An Ping Li
  • , Bo Rui Zhang
  • , Yong Ping Qiao
  • , Guo Gang Qin
  • , Zhen Chang Ma
  • , Wan Hua Zong

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

We have studied the effects of γ-ray irradiation on electroluminescence (EL) from Au/extra thin Si-rich SiO2 film/p-Si Structures. After γ-ray irradiation, for the structure with a 600°C annealed Si-rich SiO2 film a new blue EL band with a peak at around 480 nm was observed, and for the structure with a 300°C annealed Si-rich SiO2 film the red EL band shifts from 670 to 660 nm and its intensity and full width at half maximum increase pronouncedly. The experimental results demonstrate that the defects induced by γ-ray irradiation are responsible for the blue EL band as well as for the variations of the red EL band.

Original languageEnglish
Pages (from-to)305-306
Number of pages2
JournalChinese Physics Letters
Volume15
Issue number4
DOIs
StatePublished - 1998
Externally publishedYes

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