Reconfigurable swarms of nematic colloids controlled by photoactivated surface patterns

S Hernàndez‐Navarro, P Tierno… - Angewandte Chemie …, 2014 - Wiley Online Library
Different phoretic driving mechanisms have been proposed for the transport of solid or liquid
microscopic inclusions in integrated chemical processes. It is now shown that a substrate …

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 …

Optical control of surface forces and instabilities in foam films using photosurfactants

A Mamane, E Chevallier, L Olanier, F Lequeux… - Soft Matter, 2017 - pubs.rsc.org
Molecular interactions in thin liquid films, such as the disjoining pressure, are involved in
interfacial phenomena such as emulsion and foam stabilization. In this article we show that …

Influence of Polarity Change and Photophysical Effects on Photosurfactant-Driven Wetting

S Seshadri, SJ Bailey, L Zhao, J Fisher, M Sroda… - Langmuir, 2021 - ACS Publications
Photosurfactants have shown considerable promise for enabling stimuli-responsive control
of the properties and motion of fluid interfaces. Recently, a number of photoswitch …

Supramolecular chirality from an achiral azobenzene derivative through the interfacial assembly: Effect of the configuration of azobenzene unit

Y Zhang, P Chen, M Liu - Langmuir, 2006 - ACS Publications
The Langmuir− Schaefer (LS) films of an achiral azobenzene derivative, 4-octyl-4 '-(5-
carboxypentamethyleneoxy) azobenzene (C8AzoC5), were fabricated and their optical …

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 …

Control of supramolecular chirality for polydiacetylene LB films with the command azobenzene derivative monolayer

H Jiang, XJ Pan, ZY Lei, G Zou, QJ Zhang… - Journal of Materials …, 2011 - pubs.rsc.org
This article presents a strategy for controlling supramolecular chirality for polydiacetylene LB
films with the command azobenzene derivative monolayer. An achiral amphiphilic …

Chiral selection by interfacial shearing of self-assembled achiral molecules

N Petit-Garrido, J Ignés-Mullol, J Claret, F Sagués - Physical review letters, 2009 - APS
We report a novel phenomenon of chiral selection in self-assembled condensates of achiral
amphiphiles. The handedness of chiral textures, reproducing the collective rotational …

Photo-switching of a non-ionic azobenzene amphiphile in Langmuir and Langmuir–Blodgett films

E Piosik, M Kotkowiak, I Korbecka… - Physical Chemistry …, 2017 - pubs.rsc.org
The concept of programmable and reconfigurable soft matter has emerged in science in the
last few decades and can be realized by photoisomerization of azobenzene derivatives. This …

Nonequilibrium patterns and shape fluctuations in reactive membranes

R Reigada, J Buceta, K Lindenberg - … E—Statistical, Nonlinear, and Soft Matter …, 2005 - APS
A simple kinetic model of a two-component deformable and reactive bilayer is presented.
The two differently shaped components are interconverted by a nonequilibrium reaction, and …