Nanocomposite with very large electro-optic effect and widely tunable refractive index

Qin Chen, Minren Lin, Jonathan E. Lee, Qiming Zhang, Shizhuo Yin

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Very large electro-optic effect has been observed in relaxor ferroelectric poly(vinylidene fluoride-trifluoroethylene-chlorofluoroethylene) ( P(VDF-TrFE-CFE) ) terpolymer. By adding small amount of zinc sulfide (ZnS) nanoparticles, the refractive index of the nanocomposites can be tuned between about 1.4 and 1.5 while retaining large electro-optic effect and high transparency. Tunable long-period fiber gratings have been fabricated with the nanocomposite as the second cladding, and over 50nm of resonant wavelength shift has been achieved under a change of electric field of 30V/μm, which is much larger than other reported E-O tuning ranges. This corresponds to a pure refractive index change of the nanocomposite of An/n ∼ 0.4%.

Original languageEnglish (US)
Title of host publicationSmart Dielectric Polymer Properties, Characterization and Their Devices
PublisherMaterials Research Society
Pages1-6
Number of pages6
ISBN (Print)9781604234053
DOIs
StatePublished - 2006
Event2006 MRS Fall Meeting - Boston, MA, United States
Duration: Nov 27 2006Dec 1 2006

Publication series

NameMaterials Research Society Symposium Proceedings
Volume949
ISSN (Print)0272-9172

Other

Other2006 MRS Fall Meeting
Country/TerritoryUnited States
CityBoston, MA
Period11/27/0612/1/06

All Science Journal Classification (ASJC) codes

  • General Materials Science
  • Condensed Matter Physics
  • Mechanics of Materials
  • Mechanical Engineering

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