Observation of Single-Top-Quark Production in Association with a Photon Using the ATLAS Detector
Date Issued
2023-10
Author(s) USM
Robles Gajardo, C.M
DOI
10.1103/PhysRevLett.131.181901
Abstract
This Letter reports the observation of single top quarks produced together with a photon, which directly probes the electroweak coupling of the top quark. The analysis uses 139 fb(-1) of 13 TeV proton-proton collision data collected with the ATLAS detecto
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