Paper no P42: Increasing rewriting speed of optical rewritable E-paper by process optimization

Jiatong Sun, Abhishek Srivastava, Vladimir Chigrinov, H. S. Kwok

Research output: Chapter in Book/Conference Proceeding/ReportConference Paper published in a bookpeer-review

Abstract

Process optimization for increasing the response speed of liquid crystal (LC) optical rewritable e-paper was investigated. It is demonstrated that by filling LC in atmosphere condition rewriting time could be decreased to 6 s with good repeatability. Increasing the spin coating speed and time could also decrease the azimuthal anchoring energy, but it will cause non-continuous film form of alignment layer which causes large speed dispersion that is not good for practical use. Serial experiments show that with smaller azimuthal anchoring energy the rewriting time could he smaller. The results demonstrate that with proper fabrication process of alignment layer for liquid crystal optical rewritable e-paper, azimuthal anchoring energy could be adjusted to an optimal value which is beneficial for achieving fastest rewriting speed and at the same time strong enough to well align LC.

Original languageEnglish
Title of host publication33rd International Display Research Conference 2013, EuroDisplay 2013
PublisherBlackwell Publishing Ltd
Pages148-151
Number of pages4
ISBN (Electronic)9781510815315
DOIs
Publication statusPublished - 2013
Event33rd International Display Research Conference 2013, EuroDisplay 2013 - London, United Kingdom
Duration: 16 Sept 201319 Sept 2013

Publication series

NameDigest of Technical Papers - SID International Symposium
Volume44
ISSN (Print)0097-966X
ISSN (Electronic)2168-0159

Conference

Conference33rd International Display Research Conference 2013, EuroDisplay 2013
Country/TerritoryUnited Kingdom
CityLondon
Period16/09/1319/09/13

Bibliographical note

Publisher Copyright:
© (2013) by SID-the Society for Information Display All rights reserved.

Keywords

  • Anchoring energy
  • Azodye
  • Optical rewritable
  • Rewriting speed

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