The electro-optical modulation characteristic of new soft opto-electric materials-ionic liquids

Jianxin Li, Fulong Yang, Qinghua Zhang, Shiguo Zhang, Zuopeng Li, Xiaodong Hu, Baoxi Ye, Xiaoping Zhang, Youquan Deng

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

The electro-optic modulation characteristic of the new soft opto-electric materials-ionic liquids was firstly studied by experimental method. It is found that when the modulation signal was low-frequency AC, output optical peak power and AC signal oscillated with the same frequency. Optical power amplitude was found to be dependent on both AC frequency and amplitude. It increased with both the increase of AC amplitude and decrease of AC frequency. When the modulation signal was DC, it could work as an optical switch. The factors which have impact on electro-optic modulation, such as types of ionic liquids, physical size of modulator part, refractive index and electrical conductivity of ionic liquids, were also studied. Preliminarily, a possible explanation was given to the experiments.

Original languageEnglish
Pages (from-to)293-296
Number of pages4
JournalZhongguo Jiguang/Chinese Journal of Lasers
Volume35
Issue numberSUPPL. 2
StatePublished - Dec 2008
Externally publishedYes

Keywords

  • Electro-optic characteristic
  • Electro-optic modulation
  • Ionic liquids
  • Optical materials

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