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arxiv: quant-ph/9709058 · v2 · submitted 1997-09-30 · 🪐 quant-ph

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Quantum privacy and quantum coherence

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classification 🪐 quant-ph
keywords quantumcapacitychannelcoherencecoherentconveycryptographyderive
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We derive a simple relation between a quantum channel's capacity to convey coherent (quantum) information and its usefulness for quantum cryptography.

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