Optical Filters Based on Cholesteric, Blue and Sphere Mesophases

An optical filter is one of the indispensable devices in massive and high-speed communication, optical signal processing, and display. Twist-structure liquid crystals, cholesteric liquid crystals, blue-phase liquid crystals, and sphere-phase liquid crystals show potential application in optical filt...

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Main Authors: Changli Sun, Jiangang Lu
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Polymers
Subjects:
Online Access:https://www.mdpi.com/2073-4360/14/22/4898
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author Changli Sun
Jiangang Lu
author_facet Changli Sun
Jiangang Lu
author_sort Changli Sun
collection DOAJ
description An optical filter is one of the indispensable devices in massive and high-speed communication, optical signal processing, and display. Twist-structure liquid crystals, cholesteric liquid crystals, blue-phase liquid crystals, and sphere-phase liquid crystals show potential application in optical filters originating from the periodic nanostructures. Wavelength and bandwidth tuning can be controlled via temperature, electric fields, light, angle, spatial control, and templating technology. In this review, we discuss the recent developments of twist-structure liquid crystal filters.
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spelling doaj.art-e37aa56ba86a4563bdaaaf2b0092731c2023-11-24T09:42:49ZengMDPI AGPolymers2073-43602022-11-011422489810.3390/polym14224898Optical Filters Based on Cholesteric, Blue and Sphere MesophasesChangli Sun0Jiangang Lu1National Engineering Lab for TFT-LCD Materials and Technologies, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai 200240, ChinaNational Engineering Lab for TFT-LCD Materials and Technologies, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai 200240, ChinaAn optical filter is one of the indispensable devices in massive and high-speed communication, optical signal processing, and display. Twist-structure liquid crystals, cholesteric liquid crystals, blue-phase liquid crystals, and sphere-phase liquid crystals show potential application in optical filters originating from the periodic nanostructures. Wavelength and bandwidth tuning can be controlled via temperature, electric fields, light, angle, spatial control, and templating technology. In this review, we discuss the recent developments of twist-structure liquid crystal filters.https://www.mdpi.com/2073-4360/14/22/4898twist-structure liquid crystalsfilterphotonic propertiestemplating technology
spellingShingle Changli Sun
Jiangang Lu
Optical Filters Based on Cholesteric, Blue and Sphere Mesophases
Polymers
twist-structure liquid crystals
filter
photonic properties
templating technology
title Optical Filters Based on Cholesteric, Blue and Sphere Mesophases
title_full Optical Filters Based on Cholesteric, Blue and Sphere Mesophases
title_fullStr Optical Filters Based on Cholesteric, Blue and Sphere Mesophases
title_full_unstemmed Optical Filters Based on Cholesteric, Blue and Sphere Mesophases
title_short Optical Filters Based on Cholesteric, Blue and Sphere Mesophases
title_sort optical filters based on cholesteric blue and sphere mesophases
topic twist-structure liquid crystals
filter
photonic properties
templating technology
url https://www.mdpi.com/2073-4360/14/22/4898
work_keys_str_mv AT changlisun opticalfiltersbasedoncholestericblueandspheremesophases
AT jianganglu opticalfiltersbasedoncholestericblueandspheremesophases