Research news on Drop & bubble phenomena

Drop & bubble phenomena constitute a research area focused on the fluid dynamics, interfacial physics, and transport processes associated with liquid drops and gas bubbles in various environments. This field examines formation, coalescence, breakup, oscillation, migration, and interactions of drops and bubbles under the influence of surface tension, viscosity, inertia, buoyancy, and external fields (e.g., acoustic, electric, or shear flows). It includes studies of multiphase flows, wetting and dewetting on solid substrates, mass and heat transfer across interfaces, and instabilities in dispersed systems, with applications in microfluidics, boiling and cavitation, emulsions, foams, and advanced materials processing.

Light switch for life: Controlling molecular droplets with UV

Biomolecular condensates are tiny, droplet-like structures made up of molecules that help organize key processes in living organisms. Because they are so small and constantly changing, it has been difficult for scientists ...

Tiny bubbles, sound waves clean produce safely and effectively

A Jacuzzi for washing your tomatoes might seem odd, but new research finds that a bubble bath with a constant acoustic sound in the water may be the best chemical-free, gentle method for cleaning agricultural produce and ...

Building a better, more precise droplet

A humble droplet can be an immensely useful tool for a number of fields, from medicine to manufacturing. Controlling the size of the droplet, though, is an important—and very tricky—task. With unprecedented precision, a team ...

Tackling industry's burdensome bubble problem

In industrial plants around the world, tiny bubbles cause big problems. Bubbles clog filters, disrupt chemical reactions, reduce throughput during biomanufacturing, and can even cause overheating in electronics and nuclear ...

Rocket science? 3D printing soft matter in zero gravity

What happens to soft matter when gravity disappears? To answer this, UvA physicists launched a fluid dynamics experiment on a sounding rocket. The suborbital rocket reached an altitude of 267 km before falling back to Earth, ...

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