A description of the ratio between electric and magnetic proton form factors by using space-like, time-like data and dispersion relations

被引:0
|
作者
R. Baldini
C. Bini
P. Gauzzi
M. Mirazita
M. Negrini
S. Pacetti
机构
[1] Centro Studi e Ricerche Enrico Fermi,
[2] Laboratori Nazionali di Frascati dell’INFN,undefined
[3] Università “La Sapienza” e Sezione INFN,undefined
[4] Università di Ferrara e Sezione INFN,undefined
关键词
Field Theory; Elementary Particle; Quantum Field Theory; Form Factor; Dispersion Relation;
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学科分类号
摘要
We use the available information on the ratio between the electric and magnetic proton form factors coming from recently published space-like data and from the few available time-like data. We apply a dispersive procedure on these data to evaluate the behavior of this ratio, as a complex function, for all values of q2.
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页码:421 / 428
页数:7
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