New precise measurement of muonium hyperfine structure interval at J-PARC

New precise measurement of muonium hyperfine structure interval at J-PARC
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J-PARC 全新精确测量μ超精细结构间隔

DOI:
10.1007/s10751-016-1381-7
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发表时间:
2017
影响因子:
--
通讯作者:
E. Torikai)
E. Torikai)
中科院分区:
--
文献类型:
--
作者:
Y. Ueno他39名(M. Iwasaki;R. Kadono;Y. Miyake;E. Torikai)

文献摘要

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MuSEUM是一项国际合作,旨在J-PARC(日本质子加速器研究综合体)对μ 鎓超精细结构进行新的精确测量。利用它的强脉冲μ子束,我们预计在高磁场和零磁场的测量都有十倍的改善。我们已经开发了一个复杂的监测系统,包括一个束流剖面监测器来测量μ原子的三维分布,以抑制系统的不确定性。
MuSEUM is an international collaboration aiming at a new precise measurement of the muonium hyperfine structure at J-PARC (Japan Proton Accelerator Research Complex). Utilizing its intense pulsed muon beam, we expect a ten-fold improvement for both measurements at high magnetic field and zero magnetic field. We have developed a sophisticated monitoring system, including a beam profile monitor to measure the 3D distribution of muonium atoms to suppress the systematic uncertainty.