摘要
We examine the effect of quantum fluctuations in a tunable cold Fermi gas on phonon propagation. We show that these fluctuations can be interpreted as inducing a stochastic space-time. This effect can be displayed in the variation in the travel time of phonons, at its greatest in the crossover region between Bose-Einstein condensate and BCS regimes.
原文 | ???core.languages.en_GB??? |
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文章編號 | 051603 |
期刊 | Physical Review A - Atomic, Molecular, and Optical Physics |
卷 | 91 |
發行號 | 5 |
DOIs | |
出版狀態 | 已出版 - 27 5月 2015 |