Soap Bubbles Turned Into Lasers

Bubble lasers turn out to be impressive sensors with numerous potential applications

3d render, abstract neon background with glass ball and laser ray, glowing infrared light
(Credit:wacomka/Shutterstock)

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Physicists have long studied soap bubbles for their extraordinary geometric properties as minimal surfaces, for the way they oscillate and for the beautiful interference patterns that appear on their surfaces.

So it would be easy to think that soap bubbles have little more to give in terms of exotic physics and no new applications beyond the bathtub. But that would be wrong.

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