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Quantum memory

Needle in a haystack

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Hybrid systems offer attractive possibilities for quantum information processing. Experiments show how off-resonant coupling to a microwave resonator can prolong the storage of photons inside a large collection of precessing spins.

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Figure 1: The frequency spectrum of a coupled cavity field and a spin ensemble is shown along the vertical axis.

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Correspondence to Klaus Mølmer.

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Mølmer, K. Needle in a haystack. Nature Phys 10, 707–708 (2014). https://doi.org/10.1038/nphys3079

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