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The study of Higgs boson production at large transverse momentum is one of the new frontiers for the LHC Higgs physics programme. This paper considers boosted Higgs production in the Standard Model Effective Field Theory (SMEFT). We focus…

High Energy Physics - Phenomenology · Physics 2021-12-08 Marco Battaglia , Massimiliano Grazzini , Michael Spira , Marius Wiesemann

In the centre of mass frame, we have investigated the process of Higgs production in association with a pair of fermions, $e^{+}e^{-}\rightarrow f\bar{f} H$, at the leading order inside an intense electromagnetic field with circular…

High Energy Physics - Phenomenology · Physics 2023-08-02 M. Ouali , M. Ouhammou , R. Benbrik , S. Taj , B. Manaut

The off-shell Higgs production in pp -> ZZ at LHC provides at present the most direct measurement of the Higgs width in the absence of beyond the standard model contributions. Here, we analyze the impact of anomalous Z couplings to fermions…

High Energy Physics - Phenomenology · Physics 2021-01-04 Eduardo da Silva Almeida , Oscar J. P. Éboli , M. C. Gonzalez-Garcia

For the search for additional Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM) as well as for future precision analyses in the Higgs sector precise knowledge of their production properties is mandatory. We evaluate the cross…

High Energy Physics - Phenomenology · Physics 2016-11-03 S. Heinemeyer , C. Schappacher

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 have considered an effective field theory framework in which the Standard Model is extended by a non-renormalizable dimension six operator ($\frac{1}{\Lambda^2}(H^{\dagger}H)^3$) respecting the symmetries of the Standard Model. Such an…

High Energy Physics - Phenomenology · Physics 2024-09-05 Dilruba Gazi , Abhi Mukherjee , Saurabh Niyogi , Sujoy Poddar

We investigate the scope of all relevant production modes of charged Higgs bosons in the MSSM, with mass larger than the one of the top quark, at future Linear Colliders operating in $\gamma\gamma$ mode at the TeV energy scale. Final states…

High Energy Physics - Phenomenology · Physics 2009-01-07 S. Kanemura , S. Moretti

We study the next-to-leading order electroweak corrections to Higgs processes from dimension-six top-quark operators in the Standard Model Effective Field Theory approach. We consider the major production channels, including $WH$, $ZH$, and…

High Energy Physics - Phenomenology · Physics 2018-10-02 Eleni Vryonidou , Cen Zhang

Constraints on the full set of Standard Model dimension-6 operators have previously used triple-gauge couplings to complement the constraints obtainable from Higgs signal strengths. Here we extend previous analyses of the Higgs sector…

High Energy Physics - Phenomenology · Physics 2015-06-19 John Ellis , Veronica Sanz , Tevong You

We consider the possibility that the standard model Higgs fields may originate from extra components of higher dimensional gauge fields. Theories of this type considered before have had problems accommodating the standard model fermion…

High Energy Physics - Phenomenology · Physics 2008-11-26 Csaba Csaki , Christophe Grojean , Hitoshi Murayama

The new colored vector-like heavy fermion $T$ is a crucial prediction in little Higgs models, which plays a key role in breaking the electroweak symmetry. The littlest Higgs model is the most economical one among various little Higgs…

High Energy Physics - Phenomenology · Physics 2008-11-26 Yao-Bei Liu , Xue-Lei Wang , Yong-Hua Cao

We study the Higgs couplings involved in the $Zh$ associated production mode at the Large Hadron Collider (LHC) in presence of Higgs-gauge boson coupling modifiers via $\kappa$ framework, and dimension 6 Standard Model Effective Theory…

High Energy Physics - Phenomenology · Physics 2025-07-01 Subhaditya Bhattacharya , Sanjoy Biswas , Abhik Sarkar

In this paper, the pair production of charged Higgs bosons at possible future e+e- linear colliders is studied. Multi-jet final states are considered and the combinatorial, hadronic and genuine tbtb backgrounds are reduced thanks to a…

High Energy Physics - Experiment · Physics 2009-09-25 M. Battaglia , A. Ferrari , A. Kiiskinen , Tuula Maki

For the search for additional Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM) as well as for future precision analyses in the Higgs sector a precise knowledge of their production properties is mandatory. We evaluate the…

High Energy Physics - Phenomenology · Physics 2016-05-25 S. Heinemeyer , C. Schappacher

Deviations from the standard Higgs sector generated by some new (nonstandard) physics at an energy scale \Lambda could be described by an effective SU(3)_c x SU(2)_L x U(1) invariant non-renormalizable Lagrangian terms of dimension six. The…

High Energy Physics - Phenomenology · Physics 2014-02-12 E. Boos , V. Bunichev , M. Dubinin , Y. Kurihara

We investigate the reach for resonances of the composite Higgs models at a 10 TeV \mu^+\mu^- collider with up to 10 ab^{-1} luminosity. The strong dynamics sector is modeled by the minimal coset SO(5)/SO(4), where vector resonances are in…

High Energy Physics - Phenomenology · Physics 2023-12-15 Da Liu , Lian-Tao Wang , Ke-Pan Xie

For the search for additional Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM) as well as for future precision analyses in the Higgs sector a precise knowledge of their production properties is mandatory. We review the…

High Energy Physics - Phenomenology · Physics 2016-02-26 S. Heinemeyer , C. Schappacher

We establish constraints on the dimension-six four-heavy-quark operators in the Standard Model Effective Field Theory (SMEFT) by synthesising LHC measurements of top-quark and single-Higgs production with electroweak precision observables.…

High Energy Physics - Phenomenology · Physics 2025-07-03 Stefano Di Noi , Hesham El Faham , Ramona Gröber , Marco Vitti , Eleni Vryonidou

We apply the covariant derivative expansion of the Coleman-Weinberg potential to the sfermion sector in the minimal supersymmetric standard model, matching it to the relevant dimension-6 operators in the standard model effective field…

High Energy Physics - Phenomenology · Physics 2018-04-25 Ran Huo

In the framework of the effective field theory approach to heavy supersymmetry radiative corrections in the Higgs sector of the Minimal Supersymmetric Standard Model (MSSM) for the effective potential decomposition up to the dimension-six…

High Energy Physics - Phenomenology · Physics 2017-03-29 Mikhail Dubinin , Elena Petrova
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