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Showing 2020 · cond-mat.softShow all

13 papers · 2 filters

cond-mat.soft2020★ 19 cited

Stochastic Inference of Surface-Induced Effects using Brownian Motion

Maxime Lavaud, Thomas Salez, Yann Louyer +1

Brownian motion in confinement and at interfaces is a canonical situation, encountered from fundamental biophysics to nanoscale engineering. Using the Lorenz-Mie framework, we opti…

cond-mat.soft2020★ 39 cited

On the thermopower of ionic conductor and ionic capacitors

Alois Würger

We theoretically study the thermoelectric response of ionic conductors to an applied temperaturegradient. As a main result we find that open and closed systems with respect to char…

cond-mat.soft2020★ 43 cited

Thermoelectric ratchet effect for charge carriers with hopping dynamics

Alois Würger

We show that the huge Seebeck coefficients observed recently for ionic conductors, arise from a ratchet effect where activated jumps between neighbor sites are rectified by a tempe…

cond-mat.soft2020★ 36 cited

Non-equilibrium Properties of an Active Nanoparticle in a Harmonic Potential

Falko Schmidt, Hana Šípovà-Jungová, Mikael Käll +2

Active particles break out of thermodynamic equilibrium thanks to their directed motion, which leads to complex and interesting behaviors in the presence of confining potentials. W…

cond-mat.soft2020★ 13 cited

Near-field probe of thermal capillary fluctuations of a hemispherical bubble

Zaicheng Zhang, Yuliang Wang, Yacine Amarouchene +4

We report measurements of resonant thermal capillary oscillations of a hemispherical liquid gas interface obtained using a half bubble deposited on a solid substrate. The thermal m…

cond-mat.soft2020★ 23 cited

Azimuthal instability of the radial thermocapillary flow around a hot bead trapped at the water-air interface

G. Koleski, A. Vilquin, J. -C. Loudet +2

We investigate the radial thermocapillary flow driven by a laser-heated microbead in partial wetting at the water-air interface. Particular attention is paid to the evolution of th…

cond-mat.soft2020★ 17 cited

Contactless rheology of finite-size air-water interfaces

Vincent Bertin, Zaicheng Zhang, Rodolphe Boisgard +4

We present contactless atomic-force microscopy measurements of the hydrodynamic interactions between a rigid sphere and an air bubble in water at the micro-scale. The size of the b…

cond-mat.soft2020★ 18 cited

Collective diffusion coefficient of a charged colloidal dispersion: interferometric measurements in a drying drop

Benjamin Sobac, Sam Dehaeck, Anne Bouchaudy +1

In the present work, we use Mach-Zehnder interferometry to thoroughly investigate the drying dynamics of a 2D confined drop of a charged colloidal dispersion. This technique makes…

cond-mat.soft2020★ 20 cited

Depletion-driven Morphological Transitions in Hexagonal Crystallites of Virus Rods

Baeckkyoung Sung, Rik Wensink, Eric Grelet

The assembly of nanometer-sized building blocks into complex morphologies is not only of fundamental interest but also plays a key role in material science and nanotechnology. We s…

cond-mat.soft2020★ 13 cited

Classical Hydrodynamics for Analogue Spacetimes: Open Channel Flows and Thin Films

Germain Rousseaux, Hamid Kellay

Here we review the way to build analogue spacetimes in open channel flows by looking at the flow phase diagram and the corresponding analogue experiments performed during the last…

cond-mat.soft2020★ 18 cited

Inertial clustering and emergent phase separation of spherical spinners

Zaiyi Shen, Juho S. Lintuvuori

We study the hydrodynamics of spherical spinners suspended in a Newtonian fluid at inertial regime. We observe a spontaneous condensation of the spinners into particle rich regions…

cond-mat.soft2020★ 23 cited

Speeding up dynamics by tuning the non-commensurate size of rod-like particles in a smectic phase

Massimiliano Chiappini, Eric Grelet, Marjolein Dijkstra

Using simulations, we study the diffusion of rod-like guest particles in a smectic environment of rod-like host particles. We find that the dynamics of guest rods across smectic la…

cond-mat.soft2020★ 8 cited

Tear of Lipid Membranes by Nanoparticles

Mériem Er-Rafik, Khalid Ferji, Jerôme Combet +5

Health concerns associated with the advent of nanotechnologies have risen sharply when it was found that particles of nanoscopic dimensions reach the cell lumina. Plasma and organe…