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Related papers: Composite resonances at a 10 TeV muon collider

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The quartic Higgs-gauge-boson coupling $g_{hhWW}$ is sensitive to the electroweak symmetry breaking mechanism, however, it is challenging to be measured at the large hadron collider. We show that the coupling can be well probed at future…

High Energy Physics - Phenomenology · Physics 2023-12-13 Qing-Hong Cao , Kun Cheng , Yandong Liu , Xiao-Rui Wang

Because muons connect directly to a standard-model Higgs particle in s-channel production, a muon collider would be an ideal device for precision measurement of the mass and width of a Higgs-like particle, and for further exploration of its…

Accelerator Physics · Physics 2015-02-10 D. Neuffer , M. Palmer , Y. Alexahin , C. Ankenbrandt , J. P. Delahaye

In composite Higgs models (CHMs), electroweak precision data generically push colourless composite vector resonances to a regime where they dominantly decay into pairs of light top partners. This greatly attenuates their traces in canonical…

High Energy Physics - Phenomenology · Physics 2016-03-23 Daniele Barducci , Cédric Delaunay

We review how the rho meson can be modeled in an effective theory and discuss the implications of applying this approach to heavier spin-one resonances. Georgi's vector limit is explored, and its relationship to locality in a deconstructed…

High Energy Physics - Phenomenology · Physics 2007-05-23 Maurizio Piai , Aaron Pierce , Jay Wacker

Beyond Standard Model theories describing the electro-weak sector must exhibit a large separation of scales (or "walking") to account for a light, 125 GeV Higgs boson and the fact that so far no other resonances have been observed. Large…

High Energy Physics - Phenomenology · Physics 2018-10-04 Oliver Witzel , Anna Hasenfratz , Claudio Rebbi

The $2\rightarrow 3$ scattering of longitudinal vector bosons (VBS) has been proven to be a complementary channel to measure the Higgs self-couplings in the Standard Model (SM) and the SM effective field theory (SMEFT) at colliders. We…

High Energy Physics - Phenomenology · Physics 2022-04-06 Junmou Chen , Tong Li , Chih-Ting Lu , Yongcheng Wu , Chang-Yuan Yao

The heavy Higgs bosons $H,A$ of the minimal supersymmetric extension of the Standard Model can be produced as resonances in high-energy $\gamma\gamma$ colliders. Prospects of the search for these particles in $b\bar b$ and neutralino-pair…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. M. Mühlleitner

A search for direct production of low-mass dimuon resonances is performed using $\sqrt{s}$ = 13 TeV proton-proton collision data collected by the CMS experiment during the 2017-2018 operation of the CERN LHC with an integrated luminosity of…

High Energy Physics - Experiment · Physics 2024-01-04 CMS Collaboration

In this paper, we investigate how the LHC data limit the Higgs-related couplings in the effective description of a strongly interacting extension of the Standard model. The Higgs boson is introduced as a scalar composite state and it is…

High Energy Physics - Phenomenology · Physics 2016-12-12 Mikulas Gintner , Josef Juran

We analyze quantitatively the tuning of composite Higgs models with partial compositeness and its interplay with the predicted Higgs mass. In this respect we identify three classes of models, characterized by different quantum numbers of…

High Energy Physics - Phenomenology · Physics 2015-06-11 Giuliano Panico , Michele Redi , Andrea Tesi , Andrea Wulzer

We present the combination of searches for the Standard Model Higgs boson, using up to 10 \invfb\ of $p\bar p$ collisions at $\sqrts$=1.96 TeV collected with the CDF and \dzero\ detectors at the Fermilab Tevatron collider. The major…

High Energy Physics - Experiment · Physics 2019-08-14 Boris Tuchming

We investigate the potential of a muon collider for testing the presence of anomalous Higgs boson couplings. We consider the case of a light (less than $160 GeV$) Higgs boson and study the effects on the Higgs branching ratios and total…

High Energy Physics - Phenomenology · Physics 2009-10-31 G. J. Gounaris , F. M. Renard

We present a comprehensive study of the modifications of Higgs couplings in the SO(5)/SO(4) minimal composite model. We focus on three couplings of central importance to Higgs phenomenology at the LHC: the couplings to top and bottom quarks…

High Energy Physics - Phenomenology · Physics 2017-08-23 Da Liu , Ian Low , Carlos E. M. Wagner

The first search for a narrow, high-mass resonance decaying into Z and Higgs (H) bosons is presented. The final state studied consists of a merged jet pair and a tau pair resulting from the decays of Z and H bosons, respectively. The…

High Energy Physics - Experiment · Physics 2015-07-22 CMS Collaboration

We consider a scenario of a composite Higgs arising from a strong sector. We assume that the lowest lying composite states are the Higgs scalar doublet and a massive vector triplet, whose dynamics below the compositeness scale are described…

High Energy Physics - Phenomenology · Physics 2018-01-03 A. E. Cárcamo Hernández , Bastián Díaz Sáez , Claudio O. Dib , Alfonso Zerwekh

Multi-TeV e+e- collisions provide with a large enough sample of Higgs bosons to enable measurements of its suppressed decays. Results of a detailed study of the determination of the muon Yukawa coupling at 3 TeV, based on full detector…

High Energy Physics - Experiment · Physics 2008-11-26 Marco Battaglia

We investigate the implications of a putative new resonance in the TeV region coupled to the weak bosons. By studying perturbative unitarity in longitudinal WW scattering, we find that a weakly coupled spin-1 resonance, that explains the…

High Energy Physics - Phenomenology · Physics 2015-10-07 Giacomo Cacciapaglia , Mads T. Frandsen

An analysis of generating fermion masses via cubic couplings in SO(10) grand unification with a unified Higgs sector is given. The new framework utilizes a single pair of vector--spinor representation $144+\bar{144}$ to break the gauge…

High Energy Physics - Phenomenology · Physics 2011-01-27 K. S. Babu , Ilia Gogoladze , Pran Nath , Raza M. Syed

In models of composite Higgs dynamics new composite pseudoscalars can interact with the Higgs and electroweak gauge bosons via anomalous interactions, stemming from the topological sector of the underlying theory. We show that a future 100…

High Energy Physics - Phenomenology · Physics 2017-10-31 Emiliano Molinaro , Francesco Sannino , Anders Eller Thomsen , Natascia Vignaroli

We study the phenomenology of the charged Higgs boson at future muon colliders. We investigate both the pair production $\mu^+ \mu^- \to H^+ H^-$, the single production $\mu^+ \mu^- \to W^\pm H^\mp$, as well as the Vector Boson Fusion (VBF)…

High Energy Physics - Phenomenology · Physics 2024-05-14 Brahim Ait Ouazghour , Abdesslam Arhrib , Kingman Cheung , Es-said Ghourmin , Larbi Rahili