论文标题

缓冲液冷却钡单氟化钡分子的多普勒冷却

Doppler cooling of buffer-gas-cooled Barium monofluoride molecules

论文作者

Zhang, Yuhe, Zeng, Zixuan, Liang, Qian, Bu, Wenhao, Yan, Bo

论文摘要

我们证明了一维多普勒冷却单氟化钡(BAF)分子的束冷却。仔细测量冷却效率与激光失调,偏置和激光强度的依赖性。我们使用Monte Carlo方法对实验进行数值模拟,并找到理论预测与我们的实验数据组成。该结果代表了BAF分子进一步冷却和捕获的关键步骤。

We demonstrate one-dimensional Doppler cooling of a beam of buffer-gas cooled Barium monofluoride (BaF) molecules. The dependences of the cooling efficiency with the laser detuning, the bias filed and the laser intensity are carefully measured. We numerical simulate our experiment with a Monte Carlo method, and find the theoretic predictions consists with our experimental data. This result represents a key step towards further cooling and trapping of BaF molecules.

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