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Related papers: A floating top-electrode electrowetting-on-dielect…

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Electrohydrodynamic 3D printing is an additive manufacturing technique with enormous potential in plasmonics, microelectronics, and sensing applications, thanks to its broad materials palette, high voxel deposition rate, and compatibility…

Fluid Dynamics · Physics 2023-08-17 Maxence Menétrey , Lukáš Zezulka , Pascal Fandré , Fabian Schmid , Ralph Spolenak

We present numerical analyses of 2-D electrohydrodynamic (EHD) flows of a dielectric liquid between a wire electrode and two plate electrodes with a Poiseuille flow, using direct numerical simulation and global stability analysis. Both…

Fluid Dynamics · Physics 2023-07-19 Xuerao He , Pedro A. Vázquez , Mengqi Zhang

Dielectrophoresis is an electric field-based technique for moving neutral particles through a fluid. When used for particle separation, dielectrophoresis has many advantages compared to other methods, providing label-free operation with…

We investigate jumping of sessile droplets from a solid surface in ambient oil using modulated electrowetting actuation. We focus on the case in which the electrowetting effect is activated to cause droplet spreading and then deactivated…

Fluid Dynamics · Physics 2023-11-07 Quoc Vo , Tuan Tran

In this paper, we introduce a density-based topology optimization framework to design porous electrodes for maximum energy storage. We simulate the full cell with a model that incorporates electronic potential, ionic potential, and…

The use of floating bipolar electrodes in copper electro-winning cells represents an emerging technology that promises economic and operational impacts. This article presents a computational tool designed for the simulation and analysis of…

Graphics · Computer Science 2026-01-08 César Mena , Ricardo Sánchez , Lautaro Salazar

The cryogenic approach to the search for the neutron electric dipole moment--performing the experiment in superfluid liquid helium--holds promise for a substantial increase in sensitivity, potentially enabling a sensitivity level of…

Liquid transport in microchip-based systems is important in many areas such as Laboratory-on-a-chip, Microfluidics and Optofluidics. Actuation of liquids in such systems is usually achieved using either mechanical displacement11 or via…

Fluid Dynamics · Physics 2011-12-09 Steve Arscott

We demonstrate droplet manipulation using electric signals to induce the liquid to wet or dewet on a hydrophilic conductive substrate in the air without adding layers. In this phenomenon, the contact angle changes more than 15{\deg} or…

Fluid Dynamics · Physics 2023-03-07 Lele Zhou , Rong Zhang , Hung-Ta Wang , Yifan Liu

A proof-of-concept demonstration of the electrowetting-on-dielectric of a sessile soap bubble is reported here. The bubbles are generated using a commercial soap bubble mixture - the surfaces are composed of highly doped, commercial silicon…

Fluid Dynamics · Physics 2015-06-15 Steve Arscott

Electrically actuated continuous motion of a water droplet over PDMS-coated single active electrode is analyzed from detailed modeling and experiments. In an experiment, continuous motion of the droplet is achieved when it is located over…

Fluid Dynamics · Physics 2023-05-02 Supriya Upadhyay , K. Muralidhar

We discuss the design and implementation of a system for generating charged multilayer graphene nanoplatelets and introducing a nanoplatelet into a quadrupole ion trap in high vacuum. Levitation decouples the platelet from its environment…

Instrumentation and Detectors · Physics 2017-06-28 Joyce E. Coppock , Pavel Nagornykh , Jacob P. J. Murphy , I. S. McAdams , Saimouli Katragadda , B. E. Kane

Fluttering piezoelectric plates may harvest energy from a fluid flow by converting the plate's mechanical deformation into electric energy in an output circuit. This work focuses on the influence of the arrangement of the piezoelectric…

Fluid Dynamics · Physics 2015-12-09 Miguel Piñeirua , Olivier Doaré , Sébastien Michelin

We show here that ac electrowetting (ac-EW) with structured electrodes can be used to control the gravity-driven shedding of drops condensing onto flat hydrophobic surfaces. Under ac-EW with straight interdigitated electrodes, the…

We report electrowetting on a semiconductor using of a mercury droplet resting on a silicon surface. The effect is demonstrated using commercial n-type and p-type single-crystal (100) silicon wafers of different doping levels. The…

Fluid Dynamics · Physics 2012-08-02 Steve Arscott , Matthieu Gaudet

For a dielectric solid surrounded by an electrolyte and positioned inside an externally biased parallel-plate capacitor, we study numerically how the resulting induced-charge electro-osmotic (ICEO) flow depends on the topology and shape of…

Fluid Dynamics · Physics 2011-10-28 Misha Marie Gregersen , Fridolin Okkels , Martin Z. Bazant , Henrik Bruus

Because of their loosely bound electrons, electrides offer physical properties useful in chemical synthesis and electronics. For these applications and others, nano-sized electrides offer advantages, but to-date no electride has been…

We study the wetting of a thin elastic filament floating on a fluid surface by a droplet of another, immiscible fluid. This quasi-2D experimental system is the lower-dimensional counterpart of the wetting and wrapping of a droplet by an…

Soft Condensed Matter · Physics 2023-12-11 S Ganga Prasath , Joel Marthelot , Narayanan Menon , Rama Govindarajan

Recent experiments by Kavousanakis et al., Langmuir, 2018 [1], showed that reversible electrowetting on superhydrophobic surfaces can be achieved by using a thick solid dielectric layer (e.g. tens of micrometers). It has also been shown,…

Soft Condensed Matter · Physics 2018-07-30 Nikolaos T. Chamakos , George Karapetsas , Athanasios G. Papathanasiou

We use large-scale molecular dynamics to study dynamics at the three-phase contact line in electrowetting of water and electrolytes on no-slip substrates. Under the applied electrostatic potential the line friction at the contact line is…

Fluid Dynamics · Physics 2020-07-08 Petter Johansson , Berk Hess