论文标题

拉曼侧带冷却在光学镊子阵列中的rydberg敷料

Raman Sideband Cooling in Optical Tweezer Arrays for Rydberg Dressing

论文作者

Lorenz, Nikolaus, Festa, Lorenzo, Steinert, Lea-Marina, Gross, Christian

论文摘要

被困在光学镊子和与rydberg状态的激光耦合的单中性原子提供了一个快速,灵活的平台,以生成可构型原子阵列进行量子模拟。该平台特别适合研究各种几何形状中的量子自旋系统。但是,对于需要连续捕获的实验,诱捕电位和温度扩大引起的不均匀光移动会施加严重的局限性。在这里,我们展示了拉曼边带冷却如何允许人们克服这些局限性,从而为tweezer阵列中的Rydberg敷料做准备。

Single neutral atoms trapped in optical tweezers and laser-coupled to Rydberg states provide a fast and flexible platform to generate configurable atomic arrays for quantum simulation. The platform is especially suited to study quantum spin systems in various geometries. However, for experiments requiring continuous trapping, inhomogeneous light shifts induced by the trapping potential and temperature broadening impose severe limitations. Here we show how Raman sideband cooling allows one to overcome those limitations, thus, preparing the stage for Rydberg dressing in tweezer arrays.

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