Precision studies for string derived $$Z'$$ dynamics at the LHC

McEntaggart, Andrew, Faraggi, Alon E ORCID: 0000-0001-7123-6414 and Guzzi, Marco (2023) Precision studies for string derived $$Z'$$ dynamics at the LHC. The European Physical Journal C, 83 (1). 54-.

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Official URL: http://dx.doi.org/10.1140/epjc/s10052-023-11223-5

Abstract

<jats:title>Abstract</jats:title><jats:p>We consider <jats:inline-formula><jats:alternatives><jats:tex-math>$$Z'$$</jats:tex-math><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mi>Z</mml:mi> <mml:mo>′</mml:mo> </mml:msup> </mml:math></jats:alternatives></jats:inline-formula>s in heterotic string derived models and study <jats:inline-formula><jats:alternatives><jats:tex-math>$$Z'$$</jats:tex-math><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mi>Z</mml:mi> <mml:mo>′</mml:mo> </mml:msup> </mml:math></jats:alternatives></jats:inline-formula> resonant production at the TeV scale at the Large Hadron Collider (LHC). We use various kinematic differential distributions for the Drell–Yan process at NNLO in QCD to explore the parameter space of such models and investigate <jats:inline-formula><jats:alternatives><jats:tex-math>$$Z'$$</jats:tex-math><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mi>Z</mml:mi> <mml:mo>′</mml:mo> </mml:msup> </mml:math></jats:alternatives></jats:inline-formula> couplings. In particular, we study the impact of <jats:italic>Z</jats:italic>-<jats:inline-formula><jats:alternatives><jats:tex-math>$$Z'$$</jats:tex-math><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msup> <mml:mi>Z</mml:mi> <mml:mo>′</mml:mo> </mml:msup> </mml:math></jats:alternatives></jats:inline-formula> kinetic-mixing interactions on forward-backward asymmetry (<jats:inline-formula><jats:alternatives><jats:tex-math>$$A_{FB}$$</jats:tex-math><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msub> <mml:mi>A</mml:mi> <mml:mrow> <mml:mi>FB</mml:mi> </mml:mrow> </mml:msub> </mml:math></jats:alternatives></jats:inline-formula>) and other distributions at the LHC.</jats:p>

Item Type:	Article
Divisions:	Faculty of Science and Engineering > School of Physical Sciences
Depositing User:	Symplectic Admin
Date Deposited:	27 Feb 2023 11:15
Last Modified:	15 Mar 2024 01:22
DOI:	10.1140/epjc/s10052-023-11223-5
Open Access URL:	https://arxiv.org/pdf/2211.15905.pdf
Related URLs:	Author Publisher
URI:	https://livrepository.liverpool.ac.uk/id/eprint/3168609