Optical and electrical control of circularly polarised fluorescence in CdSe quantum dots dispersed polymer stabilised cholesteric liquid crystal shutter

References

• Lukishova SG, Bissell LJ, Winkler J, et al. Resonance in quantum dot fluorescence in a photonic band-gap liquid crystal host. Opt Lett. 2012;37:1259–126. DOI:10.1364/OL.37.001259.
   PubMed Web of Science ®Google Scholar
• Gupta SK, Singh DP, Tripathi PK, et al. CdSe quantum dot- dispersed DOBAMBC: an electro-optical study. Liq Cryst. 2013;40:528–533. DOI:10.1080/02678292.2012.761735.
   Web of Science ®Google Scholar
• Dias M, Passos SBG, de Souza GCS, et al. 2014. Eletrochemical synthesis of CdTe and CdSe QD’s TGA-capped. Green Chem: DOI:10.1039/C4GC00300D.
   Web of Science ®Google Scholar
• Joshi T, Kumar A, Prakash J, et al. Low power operation of ferroelectric liquid crystal system dispersed with zinc oxide nanoparticles. Appl Phys Lett. 2010;96:253109. DOI:10.1063/1.3455325.
   Web of Science ®Google Scholar
• Anczykowska A, Bartkiewicz S, Nyk M, et al. Study of semiconductor quantum dots influence on photorefractivity of liquid crystals. Appl Phys Lett. 2012;101:101107. DOI:10.1063/1.4750060.
   Web of Science ®Google Scholar
• Wang Y, Lu JP, Tong ZF. Rapid synthesis of CdSe nanocrystals in aqueous solution at room temperature. Bull Mater Sci. 2010;33:543–546. DOI:10.1007/s12034-010-0083-z.
   Web of Science ®Google Scholar
• Neeleshwar S, Chen CL, Tsai CB, et al. Size-dependent properties of CdSe quantum dots. Phys Rev B. 2005;71:201307–1. DOI:10.1103/PhysRevB.71.201307.
   Web of Science ®Google Scholar
• Mi W, Tian J, Tian W, et al. Temperature dependent synthesis and optical properties of CdSe quantum dots. Ceramics International. 2012;38:5575–5583. DOI:10.1016/j.ceramint.2012.03.077.
   Web of Science ®Google Scholar
• Mi W, Tian J, Jia J, et al. Characterization of nucleation and growth kinetics of the formation of water soluble CdSe quantum dots by their optical properties. J Phys D Appl Phys. 2012;45:435303. DOI:10.1088/0022-3727/45/43/435303.
   Web of Science ®Google Scholar
• Peng X. Mechanism for the shape control and shape evolution of colloidal semiconductor nanocrystals. Advanced Materials. 2003;15:459–463. DOI:10.1002/adma.200390107.
   Web of Science ®Google Scholar
• Kumar A, Silotia P, Biradar AM. Sign reversal of dielectric anisotropy of ferroelectric liquid crystals doped with cadmium telluride quantum dots. Appl Phys Lett. 2011;99:072902. DOI:10.1063/1.3627179.
   Web of Science ®Google Scholar
• Kumar A, Tripathi S, Deshmukh AD, et al. Time evolution photoluminescence studies of quantum dot doped ferroelectric liquid crystal. Journal Physics D Applied Physics. 2013;46:195302. DOI:10.1088/0022-3727/46/19/195302.
   Web of Science ®Google Scholar
• Singh DP, Gupta SK, Tripathi P, et al. Reduced ionic contaminations in CdSe quantum dot dispersed ferroelectric liquid crystal and its applications. Liq Cryst. 2014. DOI:10.1080/02678292.2014.920933.
   Web of Science ®Google Scholar
• Mirzaei J, Reznikov M, Hegmann T. Quantum dots as liquid crystal dopants. J Mater Chem. 2012;22:22350–22365. DOI:10.1039/c2jm33274d.
   Web of Science ®Google Scholar
• Kinkead B, Hegmann T. Effects of size, capping agent, and concentration of CdSe and CdTe quantum dots doped into a nematic liquid crystal on the optical and electro-optic properties of the final colloidal liquid crystal mixture. J Mater Chem. 2010;20:448–458. DOI:10.1039/B911641A.
   Web of Science ®Google Scholar
• Tong X, Zhao Y. Liquid-crystal gel-dispersed quantum dots: reversible modulation of photoluminescence intensity using an electric field. J Am Chem Soc. 2007;129:6372–6373. DOI:10.1021/ja0711720.
   PubMed Web of Science ®Google Scholar
• Mirzaei J, Urbanski M, Yu K, et al. Nanocomposites of a nematic liquid crystal doped with magic-sized CdSe quantum dots. J Mater Chem. 2011;21:12710. DOI:10.1039/c1jm11832c.
   Web of Science ®Google Scholar
• Bobrovsky A, Mochalov K, Oleinikov V, et al. Optically and electrically controlled circularly polarized emission from cholesteric liquid crystal materials doped with semiconductor QD’s. Adv Mater. 2012;24:6216–6222. DOI:10.1002/adma.201202227.
   PubMed Web of Science ®Google Scholar
• Rong H, Xiaogang Y, Hongye T, et al. Synthesis and characterization of monodisperse CdSe QD’s in different organic solvents. Front Chem China. 2006;4:378−383.
   Google Scholar
• Kumar R, Raina KK. Electrically modulated fluorescence in optically active polymer stabilised cholesteric liquid crystal shutter. Liq Cryst. 2014;41:228–233. DOI:10.1080/02678292.2013.851287.
   Web of Science ®Google Scholar
• Kumar R, Raina KK. Enhanced ordering in polymer stabilised ferroelectric liquid crystal guest–host composites: evidence by polarised fluorescence spectroscopy. Liq Cryst. 2014;41:694–700. DOI:10.1080/02678292.2013.875228.
   Web of Science ®Google Scholar
• Wang Y, Yang H, Xia Z, et al. One-pot synthesis of CdSe QD’s using selenium dioxide as a selenium source in aqueous solution bull. Korean Chem Soc. 2011;32:2316. DOI:10.5012/bkcs.2011.32.7.2316.
   Web of Science ®Google Scholar
• Zheng L, Xian WY, Xin ZG, et al. Luminescent properties dependence of water-soluble CdTe QD’s on stabilizing agents and reaction time. J Cent South Univ Technol. 2010;17:1148−1154.
   Web of Science ®Google Scholar
• Qi H, Neil JO, Hegmann T. Chirality transfer in nematic liquid crystals doped with (S)-naproxen-functionalized gold nanoclusters: an induced circular dichroism study. J Mater Chem. 2008;18:374–380. DOI:10.1039/B712616F.
   Web of Science ®Google Scholar
• Middha M, Kumar R, Raina KK. Improved electro-optical response of induced chiral nematic liquid crystal doped with multi-walled carbon nanotubes. Ferroelectrics. Forthcoming 2016. DOI:10.1080/00150193.2016.1136765.
   Web of Science ®Google Scholar
• Ganguly P, Joshi T, Singh Haranath SD, et al. Electrically modulated photoluminescence in ferroelectric liquid crystal. Appl Phys Lett. 2012;101:262902. DOI:10.1063/1.4773366.
   Web of Science ®Google Scholar
• Middha M, Kumar R, Raina KK. Memory effects in chiral nematic liquid crystals doped with functionalised single-walled carbon nanotubes. Liq Cryst. 2015;42:1028–1035. DOI:10.1080/02678292.2015.1015180.
   Web of Science ®Google Scholar
• Kumar R, Raina KK. Morphological control and switchable photoluminescence responses of silica nanoparticles modified polymer dispersed liquid crystal composite films. Liq Cryst. 2015;42:119–126. DOI:10.1080/02678292.2014.965765.
   Web of Science ®Google Scholar
• Jeng SC, Hwang SJ, Hung YH, et al. Cholesteric liquid crystal devices with nanoparticle aggregation. Opt Express. 2010;18:22572. DOI:10.1364/OE.18.022572.
   PubMed Web of Science ®Google Scholar
• Tong X, Zhao Y. Liquid crystal gel dispersed QD’s: reversible modulation of photoluminescence intensity using an electric field. J Am Chem Soc. 2007;129:6372–6373. doi:10.1021/ja0711720.
   PubMed Web of Science ®Google Scholar
• Kumar R, Raina KK. Polarisation switching and molecular relaxation behaviour of anthraquinone dye-dispersed polymer-stabilised ferroelectric liquid crystal composites. Liq Cryst. 2015;42:18–23. DOI:10.1080/02678292.2014.957741.
   Web of Science ®Google Scholar