Ultrashort pulse induced nonlinear photo-polymerization and phase separation in liquid crystal and monomer mixtures

Kuei Chu Hsu*, Ja Hon Lin

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We report the experimental manipulation of liquid crystal spatial distribution in micro-scale optical waveguide via ultrashort pulse lithography. The frequency-doubled Ti:sapphire laser pulse focuses on the liquid crystal/monomer mixtures at high scanning speed, and well-defined liquid crystal/polymer triple-layer and periodic micro-waveguide is observed through phase separation and self organization mechanism.

Original languageEnglish
Title of host publicationAdvanced Fabrication Technologies for Micro/Nano Optics and Photonics IV
DOIs
StatePublished - 2011
Externally publishedYes
EventAdvanced Fabrication Technologies for Micro/Nano Optics and Photonics IV - San Francisco, CA, United States
Duration: 25 01 201126 01 2011

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume7927
ISSN (Print)0277-786X

Conference

ConferenceAdvanced Fabrication Technologies for Micro/Nano Optics and Photonics IV
Country/TerritoryUnited States
CitySan Francisco, CA
Period25/01/1126/01/11

Keywords

  • Liquid crystal
  • Optical nonlinearity
  • Phase separation

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