Pseudoscalar form factors in tau-neutrino nucleon scattering

被引:9
|
作者
Hagiwara, K [1 ]
Mawatari, K
Yokoya, H
机构
[1] Kek Nat Lab High Energy Phys, Theory Grp, Tsukuba, Ibaraki 3050801, Japan
[2] RIKEN, Radiat Lab, Wako, Saitama 3510198, Japan
[3] Hiroshima Univ, Dept Phys, Higashihiroshima 7398526, Japan
[4] Kobe Univ, Grad Sch Sci & Technol, Nada Ku, Kobe, Hyogo 6578501, Japan
关键词
pseudoscalar form factor;
D O I
10.1016/j.physletb.2004.04.023
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We investigate the pseudoscalar transition form factors of nucleon for quasi-elastic scattering and Delta resonance production in tau-neutrino nucleon scattering via the charged current interactions. Although the pseudoscalar form factors play an important role for the tau production in neutrino-nucleon scattering, these are not known well. In this Letter, we examine their effects in quasi-elastic scattering and Delta resonance production and find that the cross section, Q(2) distribution, and spin polarization of the produced tau(+/-) leptons are quite sensitive to the pseudoscalar form factors. (C) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:113 / 118
页数:6
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