论文标题

超高能量的质子非弹性横截面

The proton inelastic cross section at ultrahigh energies

论文作者

Bhattacharya, Atri, Cudell, Jean-René, Oueslati, Rami, Vanthieghem, Arno

论文摘要

我们使用两个非常不同的单位化方案:eikonal和$ u $ -matrix,研究了最佳,弹性和非弹性横截面的高能对撞机数据的后果。尽管它们的分析差异,但我们发现这两个方案几乎导致了与EEV能量的几乎相同的预测,并且在肠道尺度和更高的能量方面的差异仅变得显着。

We study the consequences of high-energy collider data on the best fits to total, elastic, and inelastic cross sections for $pp$ and $p\bar{p}$ scattering using two very distinct unitarisation schemes: the eikonal and the $U$-matrix. Despite their analytic differences, we find that the two schemes lead to almost identical predictions up to EeV energies, with differences only becoming significant at GUT-scale and higher energies.

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