Dissipationless Flow and Superfluidity in Gaseous Bose-Einstein Condensates

被引:0
作者
C. Raman
R. Onofrio
J. M. Vogels
J. R. Abo-Shaeer
W. Ketterle
机构
[1] Massachusetts Institute of Technology,Department of Physics and Research Laboratory of Electronics
来源
Journal of Low Temperature Physics | 2001年 / 122卷
关键词
Sodium; Transition Temperature; Laser Beam; Magnetic Material; Heat Rate;
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学科分类号
摘要
We study dissipation in a dilute Bose gas induced by the motion of a macroscopic object. A blue-detuned laser beam focused on the center of a trapped gas of sodium atoms was scanned both above and below the BEC transition temperature. The measurements allow for a comparison between the heating rates for the superfluid and normal gas.
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页码:99 / 116
页数:17
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