Search results for electrowetting

Optics & Photonics Jan 19, 2022

Researchers use electrically responsive fluid to make eye-like adaptive lens

Researchers have developed an adaptive liquid lens based on a new electrically responsive fluid called dibutyl adipate (DBA) that changes focal length when a voltage is applied. The lens is lightweight, compact and simple ...

Soft Matter Jul 7, 2021

Tiny tools: Controlling individual water droplets as biochemical reactors

Miniaturization is rapidly reshaping the field of biochemistry, with emerging technologies such as microfluidics and "lab-on-a-chip" devices taking the world by storm. Chemical reactions that were normally conducted in flasks ...

Optics & Photonics May 20, 2021

Opening up possibilities with open-top optofluidic device

Microfluidic technologies have seen great advances over the past few decades in addressing applications such as biochemical analysis, pharmaceutical development, and point-of-care diagnostics. Miniaturization of biochemical ...

General Physics Jul 8, 2020

Generator developed for harvesting energy from droplets

Scientists of the University of Twente and South China Normal University designed an electrical generator that can harvest energy from impacting droplets and other sources of mechanical energy. Their paper recently appeared ...

General Physics Jun 17, 2019

Using waves to move droplets

Controlling individual droplets leads to more efficient self-cleaning surfaces and lab-on-a-chip implementations. University of Groningen professor Patrick Onck and colleagues from Eindhoven University of Technology have ...

Materials Science Apr 1, 2019

Hydrogel 3-D printing and patterning liquids with the capacitor edge effect (PLEEC)

Hydrogels are three-dimensional (3-D) polymer networks that can retain large quantities of water in their swollen states for wide applications in bioengineering and materials sciences. Advanced hydrogel fabrication techniques ...

Condensed Matter Dec 13, 2018

Increasing the effectivity of condensation through electrowetting

Researchers of the department of Physics of Complex Fluids of the University of Twente's MESA+ institute have succeeded in increasing the effectivity of condensation through gravity-driven electrowetting. "We have been able ...

Condensed Matter Jun 4, 2018

Enhancing 'breath figures' using electric fields

Breath figures are the typical condensation patterns we know from breathing on a cold surface. In physics, this term is used to describe dropwise condensation patterns. The evolution of these patterns and roll-off of droplets ...

General Physics Apr 24, 2018

Electrogates offer stop-and-go control in microfluidics

Although microfluidics devices have a wide variety of uses, from point-of-care diagnostics to environmental analysis, one major limitation is that they cannot be modified for different uses on the fly, since their flow paths ...

Engineering Nov 2, 2017

A powerful duo

An important aspect of pharmacology is understanding how active drug ingredients cross-react with endogenous molecules. But until now, such reactions could only be determined after the event. The precise details of the interacting ...

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