A Raman memory in rubidium vapor stores squeezed vacuum pulses with up to 24 MHz bandwidth, 80% memory efficiency, and 1.0 dB retrieved squeezing from a 1.6 dB input.
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High-Efficiency Quantum Memory of Full-Bandwidth Squeezed Light
A Raman memory in rubidium vapor stores squeezed vacuum pulses with up to 24 MHz bandwidth, 80% memory efficiency, and 1.0 dB retrieved squeezing from a 1.6 dB input.