Results 11 to 20 of about 1,846 (178)

Influence of the Ground Electrode on the Dynamics of Electrowetting

open access: yesMicromachines, 2023
The ability to manipulate a liquid meniscus using electrowetting has many applications. In any electrowetting design, at least two electrodes are required: one forms the field to change the contact angle and the other functions as a ground electrode. The
Iftekhar Khan   +2 more
doaj   +1 more source

Design and Fabrication of Digital Microfluidics device for Lab-on-a-Chip Applications

open access: yesEngineering Proceedings, 2023
In digital microfluidics, discrete liquid droplets move on a dielectric surface with the help of AC or DC voltage. Digital microfluidics system has extended the scope of microfluidics by providing automated, precise flow control for point-of-care devices
Hammas Ullah   +7 more
doaj   +1 more source

Thermal accelerated aging study of water/fluoropolymer/ITO contact in electrowetting display systems

open access: yesResults in Physics, 2019
A 96-hour thermal accelerated ageing test was carried out to investigate the stability and failure mode of the water/fluoropolymer/indium tin oxide contact in electrowetting display systems.
Rui Zhou   +4 more
doaj   +1 more source

Modelling of Electrowetting-Induced Droplet Detachment and Jumping over Topographically Micro-Structured Surfaces

open access: yesMicromachines, 2021
Detachment and jumping of liquid droplets over solid surfaces under electrowetting actuation are of fundamental interest in many microfluidic and heat transfer applications.
Alexandros G. Sourais   +1 more
doaj   +1 more source

Electrowetting Using a Microfluidic Kelvin Water Dropper

open access: yesMicromachines, 2018
The Kelvin water dropper is an electrostatic generator that can generate high voltage electricity through water dripping. A conventional Kelvin water dropper converts the gravitational potential energy of water into electricity.
Elias Yazdanshenas   +2 more
doaj   +1 more source

A fluid-based active plasmonic grating filter

open access: yesAIP Advances, 2020
An advanced electrowetting fluid manipulation technology is adopted to realize the dynamic redistribution of the surrounding fluid media of silver grating, and thereby, the surface plasmon resonance is real-timely modulated.
Jun Wu   +5 more
doaj   +1 more source

A Novel Hexagonal Beam Steering Electrowetting Device for Solar Energy Concentration

open access: yesMicromachines, 2020
Traditional tracking devices for solar energy applications have several disadvantages, such as bulky mechanical structure, large wind loads, and ease of misalignment.
Iftekhar Khan   +2 more
doaj   +1 more source

Investigating the electrowetting of silver‐based gas‐diffusion electrodes during oxygen reduction reaction with electrochemical and optical methods

open access: yesElectrochemical Science Advances, 2023
Porous gas‐diffusion electrodes (GDEs) are widely used in electrochemical applications where a gaseous reactant is converted to a target product. Important applications for silver‐based GDEs are the chlor‐alkali and the CO2 electrolysis processes in ...
Fabian Bienen   +10 more
doaj   +1 more source

Dynamics of Electrowetting Droplet Motion in Digital Microfluidics Systems: From Dynamic Saturation to Device Physics

open access: yesMicromachines, 2015
A quantitative description of the dynamics of droplet motion has been a long-standing concern in electrowetting research. Although many static and dynamic models focusing on droplet motion induced by electrowetting-on-dielectric (EWOD) already exist ...
Weiwei Cui   +5 more
doaj   +1 more source

Electrowetting and Surface Tension of Chromonic Liquid Crystals

open access: yesCrystals, 2023
In this work, we report on measurements of the contact angle of sessile droplets of aqueous solutions of a chromonic liquid crystal at different temperatures and concentrations and on different hydrophobic surfaces, and we show that the wettability of ...
Filippo Marinello   +8 more
doaj   +1 more source

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