论文标题

对碱性原子的$ g $ factor的热贡献

Thermal contribution to measured $g$-factors in alkali-like atoms

论文作者

Zalialiutdinov, T., Kozhedub, Y., Solovyev, D.

论文摘要

在本文中,我们考虑了对中性碱性原子系统中地面和低洼激发态的$ g $因子的一环热校正。例如,我们对RB和CS原子进行了计算,其中过渡频率的光学测量设定了准确性的计量水平。随着原子系统作为光谱实验的最准确工具的开发,提高测量电子$ g $ -FACTOR的准确性变得越来越重要,该$ G $ -FACTOR目前为$ 10^{-12} $。近年来,该领域的快速进步不仅需要分析各种相对论,QED和其他影响,而且还需要对外部热环境刺激的现象的理论研究。我们可以预期,在我们的工作中计算出的$ g $因素的热贡献可能会在不久的将来引起人们的关注。

In this paper, we consider a one-loop thermal correction to the $g$-factors of the ground and low-lying excited states in neutral alkaline-like atomic systems. As an example, we carried out calculations for Rb and Cs atoms, where optical measurements of transition frequencies set the metrological level of accuracy. With the development of atomic systems as the most accurate tool for spectroscopic experiments, it has become increasingly important to improve the accuracy of measuring the electron $g$-factor, which is currently at ~$10^{-12}$. The rapid progress in this field in recent years requires analysis not only of various relativistic, QED and other effects, but also theoretical studies of phenomena stimulated by the external thermal environment. We can expect that the thermal contribution to the $g$-factor calculated in our work may be of interest in the near future.

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