Title

Dopant-enhanced vertical alignment of negative liquid crystals

Authors

Authors

C. H. Wen; B. Wu; S. Gauza; X. Y. Nie;S. T. Wu

Comments

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Abbreviated Journal Title

Mol. Cryst. Liquid Cryst.

Keywords

dopant effect; liquid crystal display; vertical alignment; DIELECTRIC ANISOTROPY; BIREFRINGENCE; ORIENTATION; Crystallography

Abstract

A simple method for achieving high-contrast vertical alignment of high birefringence (Delta n greater than or similar to 0.28) negative dielectric anisotropic liquid crystal mixture using buffed polyimide substrates is demonstrated. By doping a positive, or non-polar dielectric anisotropic compound or mixture to the laterally difluorinated tolane liquid crystal host, an excellent vertical alignment was obtained. This alignment is stable throughout the entire nematic range. Its application for large screen liquid crystal televisions is considered.

Journal Title

Molecular Crystals and Liquid Crystals

Volume

454

Publication Date

1-1-2006

Document Type

Article

Language

English

First Page

315

Last Page

324

WOS Identifier

WOS:000238565000026

ISSN

1542-1406

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