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Flavonstrahlung in the B 3 − L 2 Z′ model at current and future colliders

Published version
Peer-reviewed

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Abstract

jats:titleAjats:scbstract</jats:sc> </jats:title>jats:pThe jats:italicB</jats:italic>jats:sub3</jats:sub>jats:italic− L</jats:italic>jats:sub2</jats:sub>jats:italicZ</jats:italic>′ model may explain some gross features of the fermion mass spectrum as well as jats:italicb → sℓℓ</jats:italic> anomalies. A TeV-scale physical scalar field associated with gauged jats:inline-formulajats:alternativesjats:tex-math$$ U{(1)}_{B_3-{L}2} $$</jats:tex-math><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> mml:miU</mml:mi> mml:msub mml:mfenced mml:mn1</mml:mn> </mml:mfenced> mml:mrow mml:msub mml:miB</mml:mi> mml:mn3</mml:mn> </mml:msub> mml:mo−</mml:mo> mml:msub mml:miL</mml:mi> mml:mn2</mml:mn> </mml:msub> </mml:mrow> </mml:msub> </mml:math></jats:alternatives></jats:inline-formula> spontaneous symmetry breaking, the flavon field jats:italicϑ</jats:italic>, affects Higgs phenomenology via mixing. In this paper, we investigate the collider phenomenology of the flavon field. Higgs and jats:italicW</jats:italic> boson mass data are used to place bounds upon parameter space. We then examine jats:italicflavonstrahlung</jats:italic> (jats:italicZ</jats:italic>′ → jats:italicZ</jats:italic>′jats:italicϑ</jats:italic> production) at colliders as a means to directly produce and discover flavon particles, which would provide direct empirical evidence tying the flavon to jats:inline-formulajats:alternativesjats:tex-math$$ U{(1)}{B_3-{L}_2} $$</jats:tex-math><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> mml:miU</mml:mi> mml:msub mml:mfenced mml:mn1</mml:mn> </mml:mfenced> mml:mrow mml:msub mml:miB</mml:mi> mml:mn3</mml:mn> </mml:msub> mml:mo−</mml:mo> mml:msub mml:miL</mml:mi> mml:mn2</mml:mn> </mml:msub> </mml:mrow> </mml:msub> </mml:math></jats:alternatives></jats:inline-formula> symmetry breaking. A 100 TeV FCC-hh or a 10 TeV muon collider would have high sensitivity to flavonstrahlung, whereas the HL-LHC can observe it only in extreme corners of parameter space.</jats:p>

Description

Keywords

Higgs Properties, Specific BSM Phenomenology

Journal Title

Journal of High Energy Physics

Conference Name

Journal ISSN

1029-8479
1029-8479

Volume Title

Publisher

Springer Science and Business Media LLC