Efficient THz-bandwidth Quantum Memory in Atomic Barium

Kai Shinbrough,Benjamin D. Hunt,Sehyun Park, Kathleen Oolman,J. Gary Eden,Virginia O. Lorenz

Frontiers in Optics + Laser Science 2022 (FIO, LS)（2022）

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摘要

We report record storage efficiencies in the first atomic THz-bandwidth quantum memory. Near-off-resonant orbital transitions in collisionally broadened hot atomic barium vapor allow for 83% storage efficiency, 25% total efficiency, and a time-bandwidth-product of 800.

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关键词

atomic barium,quantum,memory,thz-bandwidth

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