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Investigation on flexoelectric effect in the fringe field switching mode

  • Il Hwa Jeong
  • , In Won Jang
  • , Dae Hyoung Kim
  • , Ji Su Han
  • , Baliyan Vijay Kumar
  • , Seung Hee Lee*
  • , Seon Hong Ahn
  • , Sung Ho Cho
  • , Chung Yi
  • *Corresponding author for this work
  • Jeonbuk National University
  • Samsung Display Co.

Research output: Contribution to journalJournal articlepeer-review

Abstract

Orientation of liquid crystal (LC) in an on state of the fringe field switching (FFS) mode has splay and bend deformation of LC director, which might cause spontaneous polarization by LC layer itself. Existence of flexoelectric effect is confirmed by observing appearance of flickering while the device is driven by ac voltage. We have tested LC mixtures having positive dielectric anisotropy and studied flexoelectric effects dependent on frequency and temperature.

Original languageEnglish
Pages (from-to)1368-1371
Number of pages4
JournalDigest of Technical Papers - SID International Symposium
Volume44
Issue number1
DOIs
StatePublished - 2013.06

Quacquarelli Symonds(QS) Subject Topics

  • Engineering & Technology

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