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Letter
Nature Physics 5, 541–546 (1 August 2009) | doi:10.1038/nphys1309
Quantum error correction beyond qubits
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Abstract
Quantum computation and communication rely on the ability to manipulate quantum states robustly and with high fidelity. To protect fragile quantum-superposition states from corruption through so-called decoherence noise, some form of error correction is needed.
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