论文标题

弹性潜力:在大型强子对撞机上发现弹性产生弹性的提议

Elastic Potential: A proposal to discover elastic production of top quarks at the Large Hadron Collider

论文作者

Howarth, James

论文摘要

在这封信中,我介绍了使用正向质子标签在LHC上发现LHC弹性产生的动机和示例分析方法,包括概述当前的理论工具和实验验收。我表明,只有300 pb $ {^{ - 1}} $的数据可以发现半弹性过程,但是当前完全弹性的情况是无法触及的。 I also illustrate how the use of forward proton tags can result in limits on the branching ratio for flavor changing neutral current decays of the top quark of the form $t\rightarrow uγ$ and $t\rightarrow cγ$ of $<0.39\cdot10^{-5}$ and $<0.97\cdot10^{-5}$, respectively, both of which would surpass the existing world limits by at least an数量级。

In this letter, I present the motivation and an example analysis method for discovering the elastic production of top-quark pairs at the LHC using forward proton tags, including an overview of the current theoretical tools and experimental acceptance. I show that it is possible to discover the semi-elastic process with only 300 pb${^{-1}}$ of data but that the fully-elastic case is currently out of reach. I also illustrate how the use of forward proton tags can result in limits on the branching ratio for flavor changing neutral current decays of the top quark of the form $t\rightarrow uγ$ and $t\rightarrow cγ$ of $<0.39\cdot10^{-5}$ and $<0.97\cdot10^{-5}$, respectively, both of which would surpass the existing world limits by at least an order of magnitude.

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