Drops and shells of liquid crystal

T Lopez-Leon, A Fernandez-Nieves - Colloid and Polymer Science, 2011 - Springer
We review the state of the art concerning drops and shells of liquid crystal. We especially
focus on the defect structures observed with liquid crystals with different degrees of order …

FT-IR, UV–vis, 1H and 13C NMR spectra and the equilibrium structure of organic dye molecule disperse red 1 acrylate: A combined experimental and theoretical …

M Cinar, A Coruh, M Karabacak - … Acta Part A: Molecular and Biomolecular …, 2011 - Elsevier
This study reports the characterization of disperse red 1 acrylate compound by spectral
techniques and quantum chemical calculations. The spectroscopic properties were …

Photo-reversible liquid crystal alignment using azobenzene-based self-assembled monolayers: comparison of the bare monolayer and liquid crystal reorientation …

G Fang, Y Shi, JE Maclennan, NA Clark, MJ Farrow… - Langmuir, 2010 - ACS Publications
Photosensitive surfaces treated to have in-plane structural anisotropy by illumination with
polarized light can be used to orient liquid crystals (LCs). Here we report a detailed study of …

Liquid-crystal enabled electrophoresis: Scenarios for driving and reconfigurable assembling of colloids

S Hernàndez-Navarro, P Tierno, J Ignés-Mullol… - The European Physical …, 2015 - Springer
We demonstrate several examples of driving and steering of colloids when dispersed in
nematic liquid crystals. The driving mechanism is based on the principle of nonlinear …

High-sensitivity aminoazobenzene chemisorbed monolayers for photoalignment of liquid crystals

Y Yi, MJ Farrow, E Korblova, DM Walba, TE Furtak - Langmuir, 2009 - ACS Publications
We describe a new type of optically controlled liquid crystal alignment layer that
demonstrates unprecedented performance. It consists of an aminoazobenzene-type material …

A comparative study of selected disperse azo dye derivatives based on spectroscopic (FT-IR, NMR and UV–Vis) and nonlinear optical behaviors

M Cinar, A Coruh, M Karabacak - … Acta Part A: Molecular and Biomolecular …, 2014 - Elsevier
In the present work, a combined experimental and quantum chemical study on ground state
equilibrium structure, spectroscopic and nonlinear optical properties of selected disperse …

Stirring competes with chemical induction in chiral selection of soft matter aggregates

N Petit-Garrido, J Claret, J Ignés-Mullol… - Nature …, 2012 - nature.com
Chirality, the absence of mirror symmetry, can be equally invoked in relation to physical
forces and chemical induction processes, yet a competition between these two types of …

Probing elastic anisotropy from defect dynamics in Langmuir monolayers

J Brugués, J Ignés-Mullol, J Casademunt, F Sagués - Physical review letters, 2008 - APS
We study the dynamics of annihilation of point defects in Langmuir monolayers. The
absence of hydrodynamic effects allows us to quantitatively relate the asymmetry in defect …

Spread monolayers: Structure, flows and dynamic self-organization phenomena

J Ignés-Mullol, J Claret, R Reigada, F Sagués - Physics reports, 2007 - Elsevier
Condensed matter physics is facing new challenges and opportunities raising from the vast
and increasingly attractive field of soft materials and complex fluids. Here, we concentrate on …

Healing of Defects at the Interface of Nematic Liquid Crystals<? format?> and Structured Langmuir-Blodgett Monolayers

N Petit-Garrido, RP Trivedi, J Ignés-Mullol, J Claret… - Physical Review Letters, 2011 - APS
We use Langmuir-Blodgett molecular monolayers and nematic liquid crystals as model two-
and three-dimensional orientationally ordered systems to study the stability and healing of …