'Quantum Cheshire Cat' becomes reality
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.
They describe their feat in Nature Communications.
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'Quantum Cheshire Cat' becomes reality

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.

They describe their feat inΒ Nature Communications.

Continue Reading