用于 sympathetic冷却（反）质子的低温Penning阱装置
原子物理
2021-07-20 v1 量子物理
摘要
当前利用单个（反）质子检验CPT对称性的精密实验正快速推进，但却因需将粒子冷却至亚热能量而复杂化。我们描述了一种用于Be离子的低温Penning阱装置，其设计旨在使单个（反）质子与激光冷却的原子离子耦合，以进行sympathetic冷却与量子逻辑光谱学。我们报告了Be离子团与单个Be离子的囚禁及激光冷却。我们讨论了微加工阱的前景，以使单个（反）质子与激光冷却的Be离子耦合，从而在毫秒时间尺度上sympathetic激光冷却至亚mK温度。
引用
@article{arxiv.2107.08433,
title = {Cryogenic Penning-Trap Apparatus for Precision Experiments with Sympathetically Cooled (anti)protons},
author = {M. Niemann and T. Meiners and J. Mielke and N. Pulido and J. Schaper and M. J. Borchert and J. M. Cornejo and A. -G. Paschke and G. Zarantonello and H. Hahn and T. Lang and C. Manzoni and M. Marangoni and G. Cerullo and U. Morgner and J. -A. Fenske and A. Bautista-Salvador and R. Lehnert and S. Ulmer and C. Ospelkaus},
journal= {arXiv preprint arXiv:2107.08433},
year = {2021}
}
备注
Presented at the Eighth Meeting on CPT and Lorentz Symmetry, Bloomington, Indiana, May 12-16, 2019