Dynamic control of light direction enabled by stimuli‐responsive liquid crystal gratings

RS Zola, HK Bisoyi, H Wang, AM Urbas… - Advanced …, 2019 - Wiley Online Library
The ability to control light direction with tailored precision via facile means is long‐desired in
science and industry. With the advances in optics, a periodic structure called diffraction …

Nonlinear optics of liquid crystalline materials

IC Khoo - Physics Reports, 2009 - Elsevier
Liquid crystals occupy an important niche in nonlinear optics as a result of their unique
physical and optical properties. Besides their broadband birefringence and transparency …

Organic photorefractives: mechanisms, materials, and applications

O Ostroverkhova, WE Moerner - Chemical reviews, 2004 - ACS Publications
For many years, considerable research efforts have been directed toward exploring the
interaction between light and matter for the prospective replacement of electronic devices …

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 …

Supra-nonlinear photorefractive response of C/sub 60/and single-wall carbon nanotube-doped nematic liquid crystal

IC Khoo, J Ding, Y Zhang, K Chen… - Conference on Lasers …, 2003 - ieeexplore.ieee.org
Supra-nonlinear photorefractive response of C/sub 60/ and single-wall carbon nanotube-doped
nematic liquid crystal Page 1 CFK6 Supra-Nonlinear Photorefractive Response of C60 and …

Observation of self-diffraction by gratings in nematic liquid crystals doped with carbon nanotubes

W Lee, CS Chiu - Optics Letters, 2001 - opg.optica.org
Diffraction gratings were studied in cells of the homogeneously aligned liquid-crystal E7
doped with multiwall carbon nanotubes. These phase gratings were induced by interference …

Photorefractive liquid crystals

GP Wiederrecht - Annual Review of Materials Research, 2001 - annualreviews.org
▪ Abstract A review of the field of photorefractive liquid crystals is presented. The first reports
of photorefractive liquid crystals occurred in 1994, and the performance of these materials …

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 …

Surface-mediated light-controlled Friedericksz transition in a nematic liquid crystal cell

V Boichuk, S Kucheev, J Parka, V Reshetnyak… - Journal of Applied …, 2001 - pubs.aip.org
Surface-mediated director reorientation in a pure nematic liquid crystal (LC) cell in the
presence of both a dc and low-power optical field has been observed. A surface-dependent …

Surface-induced photorefractive-like effect in pure liquid crystals

P Pagliusi, G Cipparrone - Applied physics letters, 2002 - pubs.aip.org
We report a study of diffraction gratings observed in planar cells of nematic mixture
(cyanobiphenyl and cyanotriphenyl derivatives, E7) made with different aligning substrates …