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Sep 30, 2014

‘Quantum Cheshire Cat’ becomes reality

Posted by in category: quantum physics

Cheshire Cat

Scientists have for the first time separated a particle from one of its physical properties — creating a “quantum Cheshire Cat”.

The phenomenon is named after the curious feline in Alice in Wonderland, who vanishes leaving only its grin.

Researchers took a beam of neutrons and separated them from their magnetic moment, like passengers and their baggage at airport security.

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