Breaking the Rules of Magnetism: Unusual Crystal Surprises Physicists With Cooling Effect (scitechdaily.com)

submitted 4 weeks ago by Delta_V@lemmy.world to c/science@lemmy.world

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...when atacamite is exposed to a magnetic field, its temperature changes, a rare and valuable behavior that could help shape the future of cooling technologies...

Journal article:
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.134.216701

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[-] SpacetimeMachine@lemmy.world 4 points 4 weeks ago

Caveat: Old open old microwaves if you REALLY know what you're doing! They can absolutely still hold enough power in capacitors to kill you instantly.

this post was submitted on 01 Jul 2025

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