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polyacetylene Line breaks: poly|acet¦yl|ene
Pronunciation: /ˌpɒlɪəˈsɛtɪliːn/

Definition of polyacetylene in English:


[mass noun] Chemistry
A black electrically conducting solid which is a hydrocarbon polymer containing chains of carbon atoms joined by alternate double and single bonds.
Example sentences
  • First, researchers found that when the polymer polyacetylene acquires an extra electron, the particle seems to split into two quasi-particles, or excitations of the molecule as a whole.
  • Both luck and insight played roles in the discovery of the first conducting polymer, a form of the material called polyacetylene.
  • One such early material was AsF 5 doped cis polyacetylene - this was not a pleasant dopant to use, but it increased the polymer's conductivity by a factor of as much as 10 11.

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