this post was submitted on 04 Sep 2025
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Physics

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An international study involving ICN2, at the UAB campus, Xi'an Jiaotong University (Xi'an) and Stony Brook University (New York), has shown for the first time that ordinary ice is a flexoelectric material.

In other words, it can generate electricity when subjected to mechanical deformation. This discovery could have significant implications for the development of future technological devices and help to explain natural phenomena such as the formation of lightning in thunderstorms.

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[โ€“] DaMonsterKnees@lemmy.world 4 points 1 week ago (1 children)

I thought so too, but apparently not.

while piezoelectricity refers to polarization due to uniform strain, flexoelectricity specifically involves polarization due to strain that varies from point to point in the material

https://en.wikipedia.org/wiki/Flexoelectricity