论文标题

激光冷却YTTERBIUM原子的强大,高通量来源

A robust, high-flux source of laser-cooled ytterbium atoms

论文作者

Wodey, E., Rengelink, R. J., Meiners, C., Rasel, E. M., Schlippert, D.

论文摘要

我们提出了稳健,轻巧和低维护的冷ytterbium原子的高通量来源。我们的设备将$ 10^9 $原子/s提供给3D磁磁陷阱,而无需进行水冷或高电流电源。我们通过使用Halbach配置的永久磁铁完全采用Zeeman较慢和2D磁磁陷阱来实现这一目标。这种策略最大程度地减少了机械复杂性,杂散的磁场和热量产生,同时几乎不需要维护,这使得它适用于试图最大程度地减少电力消耗的嵌入式系统,以及大规模实验以降低其子系统的复杂性。

We present a high-flux source of cold ytterbium atoms that is robust, lightweight and low-maintenance. Our apparatus delivers $10^9$ atoms/s into a 3D magneto-optical trap without requiring water-cooling or high current power supplies. We achieve this by employing a Zeeman slower and a 2D magneto-optical trap fully based on permanent magnets in Halbach configurations. This strategy minimizes mechanical complexity, stray magnetic fields, and heat production while requiring little to no maintenance, making it applicable to both embedded systems that seek to minimize electrical power consumption, and large scale experiments to reduce the complexity of their subsystems.

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