New math captures fluids in unprecedented detail

Bubbles in a glass of champagne, thin films rupturing into tiny droplets, and crashing ocean waves—scientists mathematically model these and other phenomena by solving the same series of equations. However, many computational ...

Surface structure controls liquid spreading

Researchers at Aalto University have developed a purely geometric surface structure that is able to stop and control the spreading of liquids on different types of surfaces. The structure has an undercut edge that works for ...

Titanium dioxide nanoreactor

Tiny particles of titanium dioxide are found as key ingredients in wall paints, sunscreens, and toothpaste; they act as reflectors of light or as abrasives. However with decreasing particle size and a corresponding change ...

Semiconductor devices: Under mounting stress

The recently developed ability to measure physical changes in silicon when processed into microelectronic devices could improve fabrication techniques for even smaller circuits.

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