Spinning diamagnetic rotor

Slowed only by air friction at ambient pressure, the diamagnetically levitating graphite rotor measuring about 1cm in diameter is a promising platform for fundamental physics research and applications in ultraprecise sensors. The figurines next to the stack of magnets are shisas, mythological lion-dogs from Okinawan folklore that are said to ward off evil spirits.

Date:
10 October 2025
Creator:
adrian-skov
Credit:
Adrian Skov (OIST)
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