Theoretical studies of the aluminum/trans-polyacetylene interface: Calculations of model systems and comparison to experiment

C. Fredriksson, R. Lazzaroni, J. L. Bredas, P. Dannetun, M. Lögdlund, W. R. Salaneck

Research output: Contribution to journalArticlepeer-review

Abstract

The interaction between Al atoms and trans-polyacetylene has been studied quantum chemically at the ab initio Hartree-Fock level using oligomeric model systems. Investigations of the Al-polyacetylene bonding and modifications to the chemical and electronic structure of model systems for polyacetylene upon interaction with Al atoms are reported. The density-of-states is calculated for a polyene chain interacting with a pair of Al atoms. The results are discussed in relation to photoelectron spectra taken during Al deposition on an oligomeric model for polyacetylene (a diphenylpolyene with 7 C=C bonds in the polyene segment).

Original languageEnglish (US)
Pages (from-to)4590-4595
Number of pages6
JournalSynthetic Metals
Volume57
Issue number2-3
DOIs
StatePublished - Apr 19 1993
Externally publishedYes

Keywords

  • Aluminum
  • conjugated polymer
  • interaction.
  • interface
  • polyacetylene

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Mechanics of Materials
  • Mechanical Engineering
  • Metals and Alloys
  • Materials Chemistry

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