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19–23 Dec 2024
Swatantrata Bhavan, Banaras Hindu University, Varanasi
Asia/Kolkata timezone

Study of Photon-associated Top Quark Pair Production in Semileptonic Decay Channel at the CMS Experiment

Not scheduled
20m
Swatantrata Bhavan, Banaras Hindu University, Varanasi

Swatantrata Bhavan, Banaras Hindu University, Varanasi

Department of Physics, I.Sc., Banaras Hindu University, 221005 Varanasi, India
Postar Top Quark and EW physics

Speaker

Sneh Shuchi (National Institute of Science Education and Research (NISER) (IN))

Description

The top quark, being the heaviest known elementary particle, plays a crucial role in fundamental interactions. Predominantly produced through strong interactions, top quark events can include a photon in the final state due to an additional electroweak vertex. Investigating the production of top-antitop pairs(tt¯) with an associated photon offers a unique opportunity to test the predictions of the Standard Model. Any deviation in the observed cross-section from theoretical expectations could indicate the presence of new physics beyond the Standard Model (BSM). This study focuses on events characterized by a well-isolated, high pT lepton (either an electron or a muon), at least three jets from quark hadronization, and an isolated photon. A very preliminary study with the LHC Run II dataset would be presented through this poster.

Field of contribution Experiment

Author

Sneh Shuchi (National Institute of Science Education and Research (NISER) (IN))

Presentation materials

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