Anomalous $HZ\gamma$ couplings in photon-induced collisions at the LHC

TL;DR

This paper investigates the potential to set limits on anomalous $HZ\gamma$ couplings at the LHC through photon-induced collisions, providing sensitivity estimates for future experimental constraints.

Contribution

It presents a model-independent analysis of anomalous $HZ\gamma$ couplings using photon-proton collisions at the LHC, estimating sensitivity levels for these couplings.

Findings

Sensitivity to $b_\gamma$ and $ ilde{b}_\gamma$ couplings around 10^{-3}

Analysis based on $pp o p \gamma p o pHqX$ process

Potential constraints at 14 TeV with 100 fb^{-1} luminosity

Abstract

We have examined $HZ\gamma$ vertex to obtain the limits on anomalous $a_\gamma$, $b_\gamma$ and $\tilde b_\gamma$ couplings in a model independent way through the $\gamma p$ collisions via the process $pp\to p \gamma p\to pHqX$. The sensitivities to the anomalous couplings can be obtained as $|b_\gamma|$, $|\tilde{b}_\gamma|\sim 10^{-3}$ for the integrated luminosity of $L_{int}=100 ~\mathrm{fb}^{-1}$ at the LHC with $\sqrt{s}=14$ TeV.