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Comparison between μ-μ+ and e-e+ colliders for charged Higgs production in 2HDM

2023/08/29 by B. Ait Ouazghour, Abdesslam Arhrib, Ouazghour, Brahim Ait +7
Computer Science · Physics and Astronomy · #Computational Physics and Python Applications #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #Particle Detector Development and Performance #Particle physics theoretical and experimental studies

paper · pdf · doi:10.48550/arxiv.2308.15664

openalex publication_date 2023/08/29 · openalex created_date 2023/09/02 · openalex updated_date 2026/07/28

Abstract

We study the phenomenology of the charged Higgs boson at future muon colliders. We investigate both the pair production μ+ μ- → H+ H-, the single production μ+ μ- → W^± H^∓, as well as the Vector Boson Fusion (VBF) \e+e-, μ+ μ-\ → νν H+ H-. We show that the neutral Higgs exchange diagrams in the muon collider case can lead to a significant boost in the cross sections through their Yukawa couplings. Our results for the muon collider are systematically compared to the corresponding ones at e+e- machines. It is demonstrated that the vector boson fusion (VBF) e+e- → νν H+ H- can compete with the mentioned 2→ 2 processes. We select benchmark points and perform signal-background analyses, taking into account detector simulations. We demonstrate the discovery region at 5σ and the excluded region at 2σ levels at a 3 TeV muon collider.

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