Circularly polarized luminescence from structurally coloured polymer films

2021 ◽  
Author(s):  
Baining Ni ◽  
Yi Li ◽  
Wei Liu ◽  
Baozong Li ◽  
Hongkun Li ◽  
...  
Keyword(s):  
Liquid Crystals ◽  
Polymer Films ◽  
Cholesteric Liquid Crystals ◽  
Enhanced Fluorescence ◽  
Circularly Polarized ◽  
Fluorescence Efficiency ◽  
Circularly Polarized Luminescence ◽  
Polarized Luminescence ◽  
First Time

A strategy for the preparation of structurally coloured polymer films with strong circularly polarized luminescence and enhanced fluorescence efficiency based on cholesteric liquid crystals is presented for the first time.

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.

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.

Circularly polarized luminescence from oriented polymer films doped with a tetraphenylethylene-based conjugated oligomer

2021 ◽  
Author(s):  
Wan Zhang ◽  
Baining Ni ◽  
Hongkun Li ◽  
Yonggang Yang ◽  
Yongfang Li ◽  
...  
Keyword(s):  
Quantum Yield ◽  
Polymer Films ◽  
High Quantum Yield ◽  
Oriented Polymer ◽  
Active Materials ◽  
Circularly Polarized ◽  
Circularly Polarized Luminescence ◽  
Polarized Luminescence ◽  
Potential Applications ◽  
Wide Potential

Circularly polarized luminescence (CPL) materials have attracted increasing interest due to their wide potential applications. However, achieving CPL-active materials with both large dissymmetry factor (glum) and high quantum yield (F)...

Near-infrared light-controlled circularly polarized luminescence of self-organized emissive helical superstructures assisted by upconversion nanoparticles

2020 ◽  
Vol 56 (88) ◽  
pp. 13649-13652 ◽  
Author(s):  
Ao Juan ◽  
Hao Sun ◽  
Jinghui Qiao ◽  
Jinbao Guo
Keyword(s):  
Near Infrared ◽  
Infrared Light ◽  
Upconversion Nanoparticles ◽  
Near Infrared Light ◽  
Excitation Light ◽  
Circularly Polarized ◽  
Self Organized ◽  
Circularly Polarized Luminescence ◽  
Polarized Luminescence ◽  
First Time

The reversible switching of circularly polarized luminescence in a self-organized emissive helical superstructure using 980 nm NIR excitation light with different power intensities is reported for the first time.

(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 in chiral silver nanoclusters

2017 ◽  
Vol 53 (7) ◽  
pp. 1269-1272 ◽  
Author(s):  
Jatish Kumar ◽  
Tsuyoshi Kawai ◽  
Takuya Nakashima
Keyword(s):  
Circular Dichroism ◽  
Mirror Image ◽  
Silver Nanoclusters ◽  
Dihydrolipoic Acid ◽  
Circularly Polarized ◽  
Circularly Polarized Luminescence ◽  
Polarized Luminescence ◽  
First Time ◽  
Circular Dichroïsm

Sets of mirror image circular dichroism (CD) and circularly polarized luminescence (CPL) spectra are for the first time demonstrated using enantiomeric dihydrolipoic acid (DHLA)-capped silver nanoclusters.

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