Triple Higgs Boson Production with Two Heavy Scalars at the LHC via a Simplified Approach

Fuente: arXiv
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Main Authors: Papaefstathiou, Andreas, Tetlalmatzi-Xolocotzi, Gilberto
Format: Preprint
Published: 2025
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author Papaefstathiou, Andreas
Tetlalmatzi-Xolocotzi, Gilberto
author_facet Papaefstathiou, Andreas
Tetlalmatzi-Xolocotzi, Gilberto
contents We investigate triple Higgs boson production at the CERN LHC, in models containing two new neutral scalar particles heavier than the Higgs boson. We apply a simplified factorized approach in the narrow-width approximation to double-resonant triple Higgs boson production, and demonstrate that relevant constraints can be derived on models with extended scalar sectors, during the high-luminosity phase of the LHC. We also show that analyzing the double-resonant process will be sufficient at the LHC, within an explicit model with two real singlet scalar fields, and that non-resonant components are not expected to play a crucial role in the specific scenario. The method can be applied to any model where triple Higgs boson production can be enhanced via the double-resonant process in the presence of two new neutral scalar resonances.
format Preprint
id arxiv_https___arxiv_org_abs_2501_14866
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Triple Higgs Boson Production with Two Heavy Scalars at the LHC via a Simplified Approach
Papaefstathiou, Andreas
Tetlalmatzi-Xolocotzi, Gilberto
High Energy Physics - Phenomenology
High Energy Physics - Experiment
We investigate triple Higgs boson production at the CERN LHC, in models containing two new neutral scalar particles heavier than the Higgs boson. We apply a simplified factorized approach in the narrow-width approximation to double-resonant triple Higgs boson production, and demonstrate that relevant constraints can be derived on models with extended scalar sectors, during the high-luminosity phase of the LHC. We also show that analyzing the double-resonant process will be sufficient at the LHC, within an explicit model with two real singlet scalar fields, and that non-resonant components are not expected to play a crucial role in the specific scenario. The method can be applied to any model where triple Higgs boson production can be enhanced via the double-resonant process in the presence of two new neutral scalar resonances.
title Triple Higgs Boson Production with Two Heavy Scalars at the LHC via a Simplified Approach
topic High Energy Physics - Phenomenology
High Energy Physics - Experiment
url https://arxiv.org/abs/2501.14866