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Quantum Computing: Atomic Clocks Make for Longer-Lasting Qubits

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Cesium atoms

Bright Qubits: Lasers hold cesium atoms in place in a 5-by-5 grid for a neutral-atom quantum-computer prototype built at Penn State. The atoms quantum states can be used to store information.

Credit: Weiss Laboratory/Penn State

A decade ago, quantum computing was still something of a parlor game.

From IEEE Spectrum
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