There is something oddly calming about dulcet and jazzy music mixed with microject visuals. Both move fluidly and calm the senses.
Ming K. Tan, James R. Friend, and Leslie Yeo reported in the July 10 Physical Review Letters a way to induce a fluid jet to burst from an isolated droplet. The method uses surface acoustic waves (SAWs) to excite the fluid. The amplitude of the SAWs are just a few nanometers and the frequency is 30 megahertz, creating the surface acceleration seen here and leading to eruptions that sent droplets 1 to 2 centimeters in the air.

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