论文标题

比较分析时间状的超子形式因素

Compared analysis of time-like hyperon form factors

论文作者

Bianconi, Andrea, Tomasi-Gustafsson, Egle

论文摘要

根据两个运动学变量,比较了从歼灭反应获得的超子形式因素的数据,并与质子和中子形式相互比较:转移的动量正方形,$ q^2 $以及即将出发的重子之间相对动量的模量$ p $。根据可能的相关结构,对它们进行了严格的讨论。描述了Baryons的时间样形式数据的当前状态,并在需要数据的反应和运动范围内给出建议,以阐明出现的问题。

Data on hyperon form factors recently obtained from annihilation reactions are compared each other, and to proton and neutron form factors, in terms of two kinematical variables: the transferred momentum square, $q^2$, and the modulus $P$ of the relative momentum between the outgoing baryons. They are critically discussed in terms of possible correlated structures. The present status of the time-like form factor data for baryons is described and suggestions are given on the reactions and the kinematical range where data are desirable in order to clarify the arisen questions.

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