SEPARATED OSCILLATORY FIELD MEASUREMENT OF HYDROGEN 2S(1/2)-2P(3/2) FINE-STRUCTURE INTERVAL

被引:111
作者
HAGLEY, EW [1 ]
PIPKIN, FM [1 ]
机构
[1] HARVARD UNIV,LYMAN LAB PHYS,CAMBRIDGE,MA 02138
关键词
D O I
10.1103/PhysRevLett.72.1172
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The 2S(1/2)-2P(3/2) interval in hydrogen has been measured using a fast atomic beam and a separated oscillatory field technique at a beam energy of 96.5 keV using standard X-band waveguides as interaction regions. The experimental value for the 2S(1/2)-2P(3/2) hydrogen fine structure interval is 9911.200(12) MHz. This implies a Lamb shift of 1057.839(12) MHz, in fair agreement with the theoretical value 1057.866(5) MHz that was calculated using the smaller of the two discrepant values of the proton radius in the literature.
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页码:1172 / 1175
页数:4
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