High-Efficiency, Ultra-Broadband, and Low-Noise Quantum Memory in Atomic Barium Vapor
2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC)（2023）
关键词
absorb-then-transfer regime,atomic barium quantum memory,atomic polarization,Ba/el,bare atom,barium heat pipe,barium vapor,clock rate,collisional broadening,excited-metastable transition,ground orbital state,ground-excited transition,homogeneous collisional broadening,low-noise quantum memory,memory bandwidth,memory lifetime,metastable orbital state,on-demand storage,optical quantum memory,pressure 0.0 torr to 1000.0 torr,pulse durations,quantum device,second coherence lifetime,single-photon-level quantum states,spin wave,storage efficiency,storage state,temperature 800.0 degC to 900.0 degC,time 100.0 fs,total end-to-end efficiency,tunable argon buffer gas pressure,wavelength 1500.0 nm,wavelength 553.5 nm,Λ-type configuration
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