网站首页  汉语  德语  英语

请输入您要查询的英文单词:

 

单词 polyacetylene
释义

Definition of polyacetylene in English:

polyacetylene

noun ˌpɒlɪəˈsɛtɪliːn
mass nounChemistry
  • A black electrically conducting solid which is a hydrocarbon polymer containing chains of carbon atoms joined by alternate double and single bonds.

    〔化〕多炔,聚乙炔

    Example sentencesExamples
    • 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.
    • In addition, certain polyacetylene constituents of Echinacea have been found to be bacteriostatic against E. coli and Pseudomonas aeruginosa.
    • Both luck and insight played roles in the discovery of the first conducting polymer, a form of the material called polyacetylene.
    • 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.
随便看

 

雅致网英汉双解词典包含236457条英汉翻译词条,涵盖了常用英语单词及词组短语的翻译及用法,是英语学习的必备工具。

 

Copyright © 2002-2024 53pku.com All Rights Reserved
更新时间:2025/7/17 9:19:01