中文

43Ca+中S1/2-D5/2跃迁的超精细结构测量

原子物理 2015-06-26 v3

摘要

利用单个囚禁的43Ca+离子,通过激光光谱学研究了729 nm处S1/2-D5/2四极跃迁的超精细结构。我们确定了亚稳态能级的超精细结构常数为A=-3.8931(2) MHz和B=-4.241(4) MHz。相对于40Ca+的该跃迁同位素位移被测量为4134.713(5) MHz。我们证明了在非零低磁场下存在对一阶塞曼位移不敏感的跃迁。这些跃迁可能比零磁场下m=0能级之间众所周知的“钟跃迁”更适合构建频率标准。

关键词

引用

@article{arxiv.physics/0611134,
  title  = {Measurement of the hyperfine structure of the S1/2-D5/2 transition in 43Ca+},
  author = {J. Benhelm and G. Kirchmair and U. Rapol and T. Koerber and C. F. Roos and R. Blatt},
  journal= {arXiv preprint arXiv:physics/0611134},
  year   = {2015}
}

备注

corrected for sign errors in the hyperfine constants. No corrections to were made to the data analysis