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Quantum computing

A bit chilly

A quantum computer needs a constant supply of ‘qubits’ in a known state. A nuclear magnetic resonance experiment that cools qubits by pumping entropy into a heat bath is a step closer to that goal.

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Figure 1: Draining the heat bath.

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Schulman, L. A bit chilly. Nature 438, 431–432 (2005). https://doi.org/10.1038/438431a

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