Bistable cholesteric textures in chiral azobenzene-doped liquid crystals

Ko Ting Cheng, Andy Ying Guey Fuh, Zong Han Wu, Cheng Kai Liu, Yuan Di Chen

研究成果: 書貢獻/報告類型會議論文篇章同行評審

摘要

Bistable cholesteric textures (i.e., planar and focal conic textures) in chiral azobenzene-doped liquid crystals (LCs) is demonstrated. Chiral azobenzene is a chiral dopant with optically tuned helical twisting power that results from the photo-isomerization between trans- and cis-isomers via exposure to UV or visible light. The pitch length of the material can be optically and repeatedly elongated and shortened. With regard to free energy, LCs tend to be stable at planar (focal conic) textures when pitch length is elongated (shortened) by exposure to UV (visible) light. Thus, direct optical switchable LC displays are investigated.

原文???core.languages.en_GB???
主出版物標題Proceedings of AM-FPD 2014 - The 21st International Workshop on Active-Matrix Flatpanel Displays and Devices
主出版物子標題TFT Technologies and FPD Materials
發行者IEEE Computer Society
頁面29-32
頁數4
ISBN(列印)9784863483958
DOIs
出版狀態已出版 - 2014
事件21st International Workshop on Active-Matrix Flatpanel Displays and Devices: TFT Technologies and FPD Materials, AM-FPD 2014 - Kyoto, Japan
持續時間: 2 7月 20144 7月 2014

出版系列

名字Proceedings of AM-FPD 2014 - The 21st International Workshop on Active-Matrix Flatpanel Displays and Devices: TFT Technologies and FPD Materials

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???event.eventtypes.event.conference???21st International Workshop on Active-Matrix Flatpanel Displays and Devices: TFT Technologies and FPD Materials, AM-FPD 2014
國家/地區Japan
城市Kyoto
期間2/07/144/07/14

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