Optical degradation of poly(p-phenylene vinylene)

Shu Kong So*, Mau Hing Chan, C. S. Hon, Louis M L Leung

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

Abstract

The influence of laser irradiation on an electroluminescent polymer, poly(2,5-di-n-hexyloxy-1,4-phenylene vinylene) is studied. Photoluminescence, infrared spectroscopy, and photothermal deflection spectroscopy were used to identify changes in the optical properties of the polymer after laser irradiation. It is found that optical irradiation leads to the opening of the vinyl double bond and decrease in conjugation length. Photo-oxidation of the polymer is believed to be responsible for the optical degradation of the polymer.

Original languageEnglish
Pages (from-to)109-113
Number of pages5
JournalMaterials Research Society Symposium Proceedings
Volume413
Publication statusPublished - 1996
EventProceedings of the 1995 MRS Fall Meeting - Boston, MA, USA
Duration: 27 Nov 19951 Dec 1995

Scopus Subject Areas

  • Materials Science(all)
  • Condensed Matter Physics
  • Mechanics of Materials
  • Mechanical Engineering

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