MEASUREMENT OF THE LAMB SHIFT IN LITHIUM-LIKE URANIUM (U89+)

被引:218
作者
SCHWEPPE, J
BELKACEM, A
BLUMENFELD, L
CLAYTOR, N
FEINBERG, B
GOULD, H
KOSTROUN, VE
LEVY, L
MISAWA, S
MOWAT, JR
PRIOR, MH
机构
[1] UNIV CALIF BERKELEY LAWRENCE BERKELEY LAB,DIV CHEM SCI,BERKELEY,CA 94720
[2] UNIV CALIF BERKELEY LAWRENCE BERKELEY LAB,ACCELERATOR & FUS RES DIV,BERKELEY,CA 94720
[3] INST CURIE,PHYS & CHIM SECT,F-75005 PARIS,FRANCE
[4] N CAROLINA STATE UNIV,DEPT PHYS,RALEIGH,NC 27695
关键词
D O I
10.1103/PhysRevLett.66.1434
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The 2(2)P1/2-2(2)S1/2 (lowest-excited-state to ground-state) energy splitting in lithiumlike uranium, which has large quantum-electrodynamic corrections, has been measured using Doppler-tuned spectrometry. Our result, 280.59 +/- 0.10 eV, is more precise than current theory and is an 80-fold improvement over the previous most precise measurement of the Lamb shift in (heliumlike) uranium.
引用
收藏
页码:1434 / 1437
页数:4
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