Fabrication and optical modulation of top-emitting yellow light polymer light-emitting diodes on the FR4 board

Haichuan Mu*, Indrani Reddy, John Hunt, Phillip Severs, Shirish Patil

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

Top-emitting yellow light polymer light-emitting diodes (PLEDs) were fabricated on the FR4 board for future application in optical interconnects. A 100 μm thick glass plate with sputtered Ag films on the back side for light reflection was bonded to the board for smooth surface. The PLED had a structure of indium tin oxide /poly(3,4-ethylenedioxythiophene)poly(styrenesulfonate)/ phenyl substituted polypa raphenylene-vinylene/Ba/Ag and reached the brightness of 4528 cd/m2 with a corresponding current efficiency of 7 cd/A. A small AC signal imposed onto a DC bias was employed to characterize the electroluminescence delay time and hole mobility in the PDY-132 super yellow films.

Original languageEnglish
Pages (from-to)841-845
Number of pages5
JournalThin Solid Films
Volume519
Issue number2
DOIs
StatePublished - 1 Nov 2010
Externally publishedYes

Bibliographical note

Funding Information:
The authors are grateful for the financial support of the Defense Advanced Research Projects Agency (DARPA) (Grant number G00005349 , Award number N66001-08-C-2084).

Keywords

  • Mobility
  • Optical modulation
  • Polymer light emitting diodes

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Surfaces and Interfaces
  • Surfaces, Coatings and Films
  • Metals and Alloys
  • Materials Chemistry

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