Organic electroluminescent device based on electropolymerized polybithiophene as the hole-transport layer

Guangming Wang, Xiao Hu*, Terence K.S. Wong

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

10 Citations (Scopus)

Abstract

An ultrathin film of polybithiophene (PBTh), used in organic electroluminescent (EL) devices, was generated by an electrochemical method with a conducting indium tin oxide (ITO) glass as the working electrode. The light-emitting layer could be deposited directly onto the PBTh by using spin coating for fabrication of the organic EL devices. It was found that the film of PBTh as the hole-transport layer for the EL device could effectively raise the EL intensity and efficiency. The EL intensity of the ITO/PBTh/emitting layer/Al device is about 100 times as strong as that of the ITO/emitting layer/Al device at the same current density of 50 mA/cm2.

Original languageEnglish
Pages (from-to)150-153
Number of pages4
JournalJournal of Solid State Electrochemistry
Volume5
Issue number2
DOIs
Publication statusPublished - 2001
Externally publishedYes

ASJC Scopus Subject Areas

  • General Materials Science
  • Condensed Matter Physics
  • Energy Engineering and Power Technology
  • Electrochemistry
  • Electrical and Electronic Engineering
  • Materials Chemistry

Keywords

  • Electroluminescence
  • Electropolymerization
  • Hole-transport layer
  • Polybithiophene

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