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Dark matter and energy

Dark matter and energy

Tiny levitating spheres could join the hunt for dark matter

15 Jun 2023
Dark matter detector
How it works: a diamagnetic sphere (top) is levitated in a magnetic gravity trap. A paramagnetic microsphere (centre) is connected to the upper diamagnetic sphere by a thin glass rod. (Courtesy: Rui Li et al/Chinese Physical Letters)
Physicists in China want to widen the search for dark matter using a minuscule levitating oscillator

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