Plasmonic nanoparticles− liquid crystal composites

S Khatua, P Manna, WS Chang… - The Journal of …, 2010 - ACS Publications
We report on the plasmonic properties of 6 nm gold nanoparticles that form highly stable
solutions in the nematic liquid crystal 4-cyano-4-n-pentylbiphenyl (5CB). The nanoparticles …

Enhanced two-beam coupling in colloids of ferroelectric nanoparticles in liquid crystals

O Buchnev, A Dyadyusha, M Kaczmarek… - JOSA B, 2007 - opg.optica.org
We report on the first, to the best of our knowledge, studies of photorefraction in nematic
liquid crystal (LC) doped with nanoferroelectric particles. We found the strong enhancement …

Enhanced Photorefractive Performance by Controlling Ion‐Assisted Charge Injection and Accumulation with Random Biphenyl Co‐Polymerized Poly (Carbazolyl …

MC Tsai, KL Wang, S Wada, CL Hsieh… - Advanced Functional …, 2024 - Wiley Online Library
In this study, the synthesis of poly (carbazolyl‐amine) s with a random co‐polymerized
biphenyl group through the Buchwald–Hartwig amination to enhance ion‐assisted space …

The role of surface charge field in two-beam coupling in liquid crystal cells with photoconducting polymer layers

M Kaczmarek, A Dyadyusha, S Slussarenko… - Journal of Applied …, 2004 - pubs.aip.org
In liquid crystal cells with photoconductive poly (Nv inlylcarbazole⁠) polymer layers, an
external dc field can be completely screened by surface charge layers that develop at the …

Orientational photorefractive effect in undoped and CdSe nanorods-doped nematic liquid crystal—bulk and interface contributions

IC Khoo, K Chen, YZ Williams - IEEE Journal of selected topics …, 2006 - ieeexplore.ieee.org
In the work, we revisited the orientational photorefractive effect generated in nematic liquid
crystal (NLC) in a degenerate four-wave mixing interaction configuration. A detailed …

Colossal optical nonlinearity induced by a low frequency external electric field in dye-doped liquid crystals

L Lucchetti, M Gentili, F Simoni - Optics Express, 2006 - opg.optica.org
We report on the effects of a low-frequency electric field on the optical nonlinear response of
thin dye-doped liquid crystal cells. Experimental data show that the external field allows …

[HTML][HTML] Effect of surfactant-modified ZnS: Mn nanoparticles on the electro-optical properties of composite polymer-dispersed liquid crystal films

L Wang, F Meng, Y Sun, H Yang - Composites Part B: Engineering, 2013 - Elsevier
Composite polymer-dispersed liquid crystal (PDLC) films with ZnS: Mn nanoparticles both
modified and unmodified were firstly prepared from liquid crystal (LC)/nanoparticle …

Photorefractive effect due to a photoinduced surface-charge modulation in undoped liquid crystals

P Pagliusi, G Cipparrone - Physical Review E—Statistical, Nonlinear, and Soft …, 2004 - APS
We demonstrate that some peculiarities of the surface-induced photorefractive effect
(SIPRE) in undoped nematic planar cells can be simply explained considering the electric …

Role of space charges on light-induced effects in nematic liquid crystals doped by methyl red

L Lucchetti, F Simoni - Physical Review E, 2014 - APS
We show that both the extraordinarily large nonlinear response and the light-induced
permanent reorientation in liquid crystals doped by the azo dye methyl red originates from …

Extremely sensitive light-induced reorientation in nondoped nematic liquid crystal cells due to photoelectric activation of the interface

P Pagliusi, G Cipparrone - Journal of applied physics, 2003 - pubs.aip.org
We report an investigation of the extremely sensitive molecular reorientation in pure nematic
liquid crystal film induced by the combined application of low dc electric field (less than 0.1 …