Evaluation of the Integrated Cross Sections of Reactions of Exclusive Pion and Kaon Electroproduction off Protons in the Resonance Region at Photon Virtualities from 5 to 12 GeV2

被引:0
|
作者
Burkert, V. [1 ]
Golovach, E. N. [2 ]
Gothe, R. [3 ]
Isupov, E. L. [2 ]
Ishkhanov, B. S. [2 ,4 ]
Klimenko, V. A. [4 ]
Mokeev, V. I. [1 ]
Skorodumina, Yu. A. [3 ]
Fedotov, G. V. [2 ]
机构
[1] Thomas Jefferson Natl Accelerator Facil, Newport News, VA 23606 USA
[2] Moscow MV Lomonosov State Univ, Skobeltsyn Inst Nucl Phys, Moscow 119991, Russia
[3] Univ South Carolina, Dept Phys & Astron, Columbia, SC 29208 USA
[4] Moscow MV Lomonosov State Univ, Dept Phys, Moscow 119991, Russia
关键词
meson electroproduction;
D O I
10.3103/S0027134918040057
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The integrated cross sections of the ep -> e pi(+)n, ep -> e pi(0)p, ep -> eK(+)Lambda, and ep -> eK(+)Sigma(0) reactions are evaluated in the energy range of nucleon resonance excitation at photon virtualities Q(2) from 5 to 12 GeV2. These exclusive channels will be explored at photon virtualities Q(2) > 5 GeV2 for the first time in future experiments with the CLAS12 detector. The cross-section evaluation is based on the extrapolation of exclusive contributions to the inclusive structure functions F-1 and F-2 from a region of Q(2) < 5 GeV2, in which the experimental data are available, to the region of higher Q(2). This evaluation of cross sections is of particular importance in the development of the program of experiments with the CLAS12 detector for studying the structure of the ground and excited nucleon states, which may reveal the dynamics of strong interactions in the nonperturbative regime.
引用
收藏
页码:343 / 350
页数:8
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