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Quantum optics

Putting quantum memories on ice

A new idea for 'freezing-out' unwanted losses in an atomic memory could make it possible to store light pulses on-chip for several minutes, increasing the capability of optical quantum computing.

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Figure 1: Ham's ultralong quantum memory.

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Nunn, J. Putting quantum memories on ice. Nature Photon 3, 497–498 (2009). https://doi.org/10.1038/nphoton.2009.152

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