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Related papers: Higgs: KeV precision and CP violation

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The potential of the non-Standard Model heavy Higgs bosons in 2HDM at a muon collider is studied. The pair production of the non-SM Higgs bosons via the universal gauge interactions is the dominant mechanism once above the kinematic…

High Energy Physics - Phenomenology · Physics 2022-05-25 Tao Han , Shuailong Li , Shufang Su , Wei Su , Yongcheng Wu

The coupling of Higgs with gauge bosons can receive non-decoupling corrections due to heavy quanta. Deviation from the SM predictions are described by a set of parameters e_V, which can be related to the parameters S,T. The Higgs production…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Lorenzo Diaz-Cruz

Multi-TeV muon colliders promise an unprecedented potential for exploring the particle-physics energy frontier, and, at the same time, can probe with fantastic accuracy the precise structure of the Standard Model, and in particular of the…

High Energy Physics - Phenomenology · Physics 2024-06-07 Mauro Chiesa , Barbara Mele , Fulvio Piccinini

Higgs boson properties could be studied with a high accuracy at a muon collider via the s-channel resonant production. We consider the situation where the center-of-mass energy of the muon collider is off the resonance above the Higgs mass.…

High Energy Physics - Phenomenology · Physics 2015-01-14 Nabarun Chakrabarty , Tao Han , Zhen Liu , Biswarup Mukhopadhyaya

Muon colliders are an exciting possibility for reaching the highest energies possible on the shortest timescale. They potentially combine the greatest strengths of $e^+e^-$ and $pp$ colliders by bridging the energy versus precision…

High Energy Physics - Phenomenology · Physics 2022-09-07 Matthew Forslund , Patrick Meade

We propose the construction of a compact Muon Collider Higgs Factory. Such a machine can produce up to \sim 14,000 at 8\times 10^{31} cm^-2 sec^-1 clean Higgs events per year, enabling the most precise possible measurement of the mass,…

We establish a simple yet general parameterization of Higgs-muon interactions within the effective field theory frameworks, including both the Higgs Effective Field Theory (HEFT) and the Standard Model Effective Field Theory (SMEFT). We…

High Energy Physics - Phenomenology · Physics 2024-12-25 Yang Ma , Eugenia Celada , Tao Han , Wolfgang Kilian , Nils Kreher , Fabio Maltoni , Davide Pagani , Jürgen Reuter , Tobias Striegl , Keping Xie

We show that a muon collider is ideally suited for the study of heavy H/A scalars, cousins of the Higgs boson found in two-Higgs doublet models and required in supersymmetric models. The key aspects of H/A are: (1) they are narrow, yet have…

High Energy Physics - Phenomenology · Physics 2015-06-16 Estia Eichten , Adam Martin

Muon colliders offer the possibility to go to very high energies with relatively small circular colliders, energies up to 10 or 14 TeV are envisioned. Due to their very clean collider environment they provide a fantastic tool to search for…

High Energy Physics - Phenomenology · Physics 2023-05-23 Jürgen Reuter

We update theoretical studies of the physics opportunities presented by mu+mu- Higgs factories. Interesting measurements of the Standard Model Higgs decays into {\bar b}b, tau+tau- and WW* may be possible if the Higgs mass is less than…

This contribution discusses the physics potential of a future muon collider operating at a center-of-mass energy of $\sqrt{s} = 10$ TeV for precision studies in the Higgs sector. Using a detailed detector simulation that incorporates the…

We study the possibility of measuring the muon Yukawa couplings in s-channel Higgs boson production at a muon collider with transversely polarized beams. We investigate sensitivity to the relative size of the CP-odd and CP-even muon Yukawa…

High Energy Physics - Phenomenology · Physics 2007-05-23 Bohdan Grzadkowski , John F. Gunion , Jacek Pliszka

Muon-based accelerators have the potential to enable facilities at both the Intensity and the Energy Frontiers. Muon storage rings can serve as high precision neutrino sources, and a muon collider is an ideal technology for a TeV or…

Accelerator Physics · Physics 2015-11-05 Mary Anne Cummings

We propose to probe the Higgs boson decay to invisible particles at a muon collider by observing the forward muons that are produced in association with the Higgs in the Z-boson fusion channel. An excellent sensitivity is possible in line…

High Energy Physics - Phenomenology · Physics 2023-06-07 Maximilian Ruhdorfer , Ennio Salvioni , Andrea Wulzer

Future hadron colliders will have a remarkable capacity to discover massive new particles, but their capabilities for precision measurements of couplings that can reveal underlying mechanisms have received less study. In this work we study…

High Energy Physics - Phenomenology · Physics 2017-06-28 Prateek Agrawal , JiJi Fan , Matthew Reece , Wei Xue

In the light of the discovery of a 126 GeV Standard-Model-like Higgs boson at the LHC, we evaluate the achievable accuracies for direct measurements of the width, mass, and the s-channel resonant production cross section of the Higgs boson…

High Energy Physics - Phenomenology · Physics 2013-02-22 Tao Han , Zhen Liu

With the recent hints of the Higgs boson from the LHC and a mass near 125 GeV/c we re-propose to study and build a muon collider Higgs factory to study the Higgs in the S channel [1]. This was first proposed in 1992 by the first author. It…

Accelerator Physics · Physics 2012-05-01 D. Cline , X. Ding , J. Lederman

We report on the possibility of observing Higgs sector CP violation of the minimal supersymmetric standard model at a hadron machine. The CP phase dependent cross-sections for the $VH_i$ associated production processes are given for the…

High Energy Physics - Phenomenology · Physics 2009-11-07 Abdesselam Arhrib , Dilip Kumar Ghosh , Otto C. W. Kong

We study the capabilities of a muon collider, at 3 and 10 TeV center-of-mass energy, of probing the interactions of the Higgs boson with the muon. We consider all the possible processes involving the direct production of EW bosons ($W,Z$…

High Energy Physics - Phenomenology · Physics 2024-09-18 Eugenia Celada , Tao Han , Wolfgang Kilian , Nils Kreher , Yang Ma , Fabio Maltoni , Davide Pagani , Jürgen Reuter , Tobias Striegl , Keping Xie

We explore the sensitivity of directly testing the muon-Higgs coupling at a high-energy muon collider. This is strongly motivated if there exists new physics that is not aligned with the Standard Model Yukawa interactions which are…

High Energy Physics - Phenomenology · Physics 2022-12-05 Jürgen Reuter , Tao Han , Wolfgang Kilian , Nils Kreher , Yang Ma , Tobias Striegl , Keping Xie