Can’t Burst This Bubble
Blown a soap bubble? The smaller the radius of curvature causes the bubble to leak gas and collapse easier due to the surface tension. However, putting the bubble on a solid surface (like on a glass slide) cover it with water, nanobubbles can live as much as ten orders of magnitude longer than free bubbles (up to days). The reason for this is unclear. These Dutch researchers say they solved the riddle....
Friday, 1 February 2013
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