Toward the measurement of the hyperfine splitting in the ground state of muonic hydrogen

2015 ◽  
Vol 233 (1-3) ◽  
pp. 97-101 ◽  
Author(s):  
Dimitar Bakalov ◽  
Andrzej Adamczak ◽  
Mihail Stoilov ◽  
Andrea Vacchi
2018 ◽  
Vol 181 ◽  
pp. 01033
Author(s):  
Dimitar Bakalov ◽  
Mihail Stoilov

We consider a simplified model of the optical multi-pass cavity that is being currently developed by the FAMU collaboration for the measurement of the hyperfine splitting in the ground state of muonic hydrogen and of the Zemach radius of the proton. The model is focused on the time distribution of the events of laser-stimulated hyperfine transitions in the muonuc atom and may be helpful in the preliminary design of the FAMU experimental set-up and, more generally, in the optimization of multi-pass optical cavities for experiments with pulsed lasers.


EXA 2014 ◽  
2015 ◽  
pp. 97-101
Author(s):  
Dimitar Bakalov ◽  
Andrzej Adamczak ◽  
Mihail Stoilov ◽  
Andrea Vacchi

2016 ◽  
Vol 11 (05) ◽  
pp. P05007-P05007 ◽  
Author(s):  
A. Adamczak ◽  
G. Baccolo ◽  
D. Bakalov ◽  
G. Baldazzi ◽  
R. Bertoni ◽  
...  

2005 ◽  
Vol 83 (4) ◽  
pp. 351-356 ◽  
Author(s):  
D Bakalov ◽  
A Beswick ◽  
A Dupays ◽  
C Rizzo

Recently, the Zemach radius of the proton has been calculated from experimental data using four different approaches, and the results do not agree with each other within the claimed accuracy. We assume that the puzzle might be solved by determining the Zemach radius from the hyperfine splitting of muonic hydrogen, and overview the present status of the theory of the hyperfine structure of muonic hydrogen as well as the possibilities to measure it with a satisfactory accuracy. PACS Nos.: 36.10.–k, 32.10.Fn, 21.10.Ky, 13.40.Gp


Author(s):  
Y. Ma ◽  
K. Ishida ◽  
M. Iwasaki ◽  
Y. Matsuzaki ◽  
Y. Oishi ◽  
...  

In this proceeding, a new proposal aiming to improve the precision of the proton Zemach radius will be presented. A circularly polarized laser will be shed on a sample of muonic hydrogen in its ground state. By observing the maximum muon decay asymmetry during scanning laser wave length, the ground-state hyperfine splitting energy can be identified, which is directly related to Zemach radius.citedupays The precision of Zemach radius by this measurement is estimated to be three times better compared to PSI experiment. This result will contribute to the solution of proton size puzzle.


2014 ◽  
Vol 89 (3) ◽  
Author(s):  
Mariusz Puchalski ◽  
Krzysztof Pachucki

2021 ◽  
Vol 46 (20) ◽  
pp. 5207
Author(s):  
K. Miao ◽  
J. W. Zhang ◽  
X. L. Sun ◽  
S. G. Wang ◽  
A. M. Zhang ◽  
...  

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