Electric‐Field‐Regulated Energy Transfer in Chiral Liquid Crystals for Enhancing Upconverted Circularly Polarized Luminescence through Steering the Photonic Bandgap

2020 ◽  
Vol 32 (24) ◽  
pp. 2000820 ◽  
Author(s):  
Xuefeng Yang ◽  
Minghao Zhou ◽  
Yafei Wang ◽  
Pengfei Duan
Keyword(s):  
Energy Transfer ◽  
Liquid Crystals ◽  
Electric Field ◽  
Photonic Bandgap ◽  
Circularly Polarized ◽  
Circularly Polarized Luminescence ◽  
Polarized Luminescence ◽  
Chiral Liquid Crystals

(R)-Binaphthyl derivatives as chiral dopants: substituent position controlled circularly polarized luminescence in liquid crystals

2019 ◽  
Vol 55 (42) ◽  
pp. 5914-5917 ◽  
Author(s):  
Xiaohui Gao ◽  
Xujin Qin ◽  
Xuefeng Yang ◽  
Yuangang Li ◽  
Pengfei Duan
Keyword(s):  
Liquid Crystals ◽  
Circularly Polarized ◽  
Circularly Polarized Luminescence ◽  
Polarized Luminescence ◽  
Chiral Dopants ◽  
Chiral Liquid Crystals

Chiral liquid crystals (N*-LCs) induced by binaphthyl derivatives which have the same (R)-configuration exhibited opposite circularly polarized luminescence.

Circularly polarized luminescence of achiral open-shell π-radicals

2019 ◽  
Vol 55 (46) ◽  
pp. 6583-6586 ◽  
Author(s):  
Qingxian Jin ◽  
Sanxu Chen ◽  
Yutao Sang ◽  
Haoqing Guo ◽  
Shengzhi Dong ◽  
...  
Keyword(s):  
Magnetic Field ◽  
Liquid Crystals ◽  
Longitudinal Magnetic Field ◽  
Open Shell ◽  
Circularly Polarized ◽  
Circularly Polarized Luminescence ◽  
Polarized Luminescence ◽  
Chiral Liquid Crystals

Doublet emission-based circularly polarized luminescence was successfully realized in luminescent π-radicals by applying three kinds of approaches, namely, induction by a longitudinal magnetic field, supramolecular chiral co-assembly, and doping into chiral liquid crystals.

Electric-field, Temperature and Light Triggered Triple Dynamic Circularly Polarized Luminescence Switching in Fluorescent Cholesteric Liquid Crystals with Large Dissymmetry Factor

2021 ◽  
Author(s):  
Peng Lu ◽  
Youde Chen ◽  
Zhong Chen ◽  
Yongjie Yuan ◽  
Hailiang Zhang
Keyword(s):  
Liquid Crystals ◽  
Electric Field ◽  
Stimuli Responsive ◽  
Cholesteric Liquid Crystals ◽  
Circularly Polarized ◽  
Practical Applications ◽  
Circularly Polarized Luminescence ◽  
Field Temperature ◽  
Polarized Luminescence

Circularly polarized luminescent (CPL) materials with large luminescence dissymmetry factor (glum) are highly desirable for practical applications. In addition, stimuli-responsive CPL materials are quite attractive from both theory and application...

Circularly polarized luminescence in chiral nematic liquid crystals: generation and amplification

2021 ◽  
Author(s):  
Xuefeng Yang ◽  
Xue Jin ◽  
Tonghan Zhao ◽  
Pengfei Duan
Keyword(s):  
Liquid Crystals ◽  
Nematic Liquid Crystals ◽  
Excellent Performance ◽  
Circularly Polarized ◽  
Chiral Nematic ◽  
Circularly Polarized Luminescence ◽  
Polarized Luminescence

Chiral nematic liquid crystals exhibit excellent performance in obtaining high luminescence dissymmetry factor of circularly polarized luminescence.

Dual-responding circularly polarized luminescence based on mechanically and thermally induced assemblies of cyano-distyrylbenzene hydrogen bonding liquid crystals

2020 ◽  
Vol 56 (56) ◽  
pp. 7745-7748 ◽  
Author(s):  
Shibing Chen ◽  
Shengjie Jiang ◽  
Jiabin Qiu ◽  
Hongyu Guo ◽  
Fafu Yang
Keyword(s):  
Hydrogen Bonding ◽  
Liquid Crystals ◽  
Thermally Induced ◽  
Circularly Polarized ◽  
Circularly Polarized Luminescence ◽  
Polarized Luminescence ◽  
First Time

Circularly polarized luminescence controlled by both mechanical and temperature stimuli was observed for the first time.

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