Premium
12.2: Large Negative Dielectric Anisotropy and High‐Birefringence Liquid Crystals
Author(s) -
Xianyu Haiqing,
Song Qiong,
Gauza Sebastian,
Wu ShinTson
Publication year - 2007
Publication title -
sid symposium digest of technical papers
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.351
H-Index - 44
eISSN - 2168-0159
pISSN - 0097-966X
DOI - 10.1889/1.2785248
Subject(s) - birefringence , anisotropy , liquid crystal , figure of merit , biphenyl , materials science , dielectric , doping , optical anisotropy , optics , condensed matter physics , optoelectronics , chemistry , organic chemistry , physics
New laterally‐fluorinated biphenyl tolane liquid crystals with a large negative dielectric anisotropy (Δn∼−8) and high birefringence (Δn∼0.34) are developed. By doping 15 wt% of such a compound to MLC‐6608 (a negative Δɛ LC mixture), the overall figure‐of‐merit is doubled.