Active nematic emulsions

P Guillamat, Ž Kos, J Hardoüin, J Ignés-Mullol… - Science …, 2018 - science.org
… of AN emulsions, where an aqueous active gel is dispersed into a continuous nematic
We show that a distinctive feature is the cross-talk between the topological defects of the active

Active, self-motile, and driven emulsions

J Ignés-Mullol, F Sagués - Current Opinion in Colloid & Interface Science, 2020 - Elsevier
… From the precedent considerations, it is clear that AN emulsions, the active counterparts of
the nematic emulsions just mentioned, opened new and interesting perspectives. Referring to …

Active nematics

A Doostmohammadi, J Ignés-Mullol… - Nature …, 2018 - nature.com
… d Experimental distribution of vortex sizes in an active nematic in the regime of active turbulence,
… experimentally is an active nematic emulsion, ie, active droplets emulsified in a passive …

Theories of binary fluid mixtures: from phase-separation kinetics to active emulsions

ME Cates, E Tjhung - Journal of Fluid Mechanics, 2018 - cambridge.org
… and emulsion stability. We then address cases where one of the fluid components has anisotropic
structure at mesoscopic scales creating nematic … research, namely active emulsions, in …

Morphology and flow patterns in highly asymmetric active emulsions

G Negro, LN Carenza, P Digregorio, G Gonnella… - Physica A: Statistical …, 2018 - Elsevier
… of long filaments in the nematic phase supplemented with additional contributions to … -component
active systems and to a lesser extent on the behavior of solutions of active and passive …

Steering active emulsions with liquid crystals

K Nayani, UM Córdova-Figueroa, NL Abbott - Langmuir, 2019 - ACS Publications
… In this article, we report on the active transport of micrometer-sized nematic droplets of 4′-pentyl-4-biphenylcarbonitrile
(5CB) propelled through a continuous LC phase formed from …

Spontaneous motility of passive emulsion droplets in polar active gels

G De Magistris, A Tiribocchi, CA Whitfield, RJ Hawkins… - Soft Matter, 2014 - pubs.rsc.org
… gel is anchored normal to the droplet at its surface, the nematic elasticity of the active gel …
of an emulsion droplet inside a passive liquid crystal, before moving on to the various active

Liquid crystal emulsions: A versatile platform for photonics, sensing, and active matter

A Concellón - Angewandte Chemie International Edition, 2023 - Wiley Online Library
… Complex emulsions comprising immiscible nematic LCs and fluorocarbon oils were also
described by Swager and coworkers (Figure 3c).[18] The presence of an additional interface …

Interfacial mechanisms in active emulsions

S Herminghaus, CC Maass, C Krüger, S Thutupalli… - Soft matter, 2014 - pubs.rsc.org
… Such dynamic crystalline rafts seem to be more stable when the droplets are in the nematic
state. According to our observations, the back-action of the nematic director field onto the …

We the droplets: a constitutional approach to active and self-propelled emulsions

S Birrer, SI Cheon, LD Zarzar - Current Opinion in Colloid & Interface …, 2022 - Elsevier
… subtilis bacteria also demonstrated active motion in a nematic oil phase by a mechanism
relying on turbulence generated by bacterial motility [58]. Movement was observed in actin-…