Surface treatment effects of indium-tin oxide on organic light emitting devices optoelectronic characteristics

Yu Rong Jiang*, Wei Xue, Zhi Nong Yu

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)

Abstract

Indium-tin oxide (ITO) surfaces are treated by sonication cleaning, O2 plasma and UV-ozone. The treated surfaces are then observed with an atomic force microscopy (AFM). The organic light emitting devices (OLEDs) with the same structure of glass/ITO/NPB/Alq3/Al but different ITO surface treatments are prepared to study the influence of treatment of ITO surfaces on the performance of OLED. The results show that the chemical composition and configuration of ITO surface have been changed by these treatments. And the luminance, lifetime and stability of the device can be improved dramatically by the treatment, especially by that of O2 plasma.

Original languageEnglish
Pages (from-to)79-81+94
JournalBeijing Ligong Daxue Xuebao/Transaction of Beijing Institute of Technology
Volume25
Issue number1
Publication statusPublished - Jan 2005

Keywords

  • Indium-tin oxide (ITO)
  • Organic light emitting devices (OLED)
  • Surface treatment

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