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Related papers: Boosted Higgs Shapes

200 papers

We show how the $q^2$-dependence of the triple Higgs boson HHH form factor can reveal the presence of various types of new physics contributions, like new particles coupled to the Higgs boson or Higgs boson constituents, without directly…

High Energy Physics - Phenomenology · Physics 2016-06-01 G. J. Gounaris , F. M. Renard

We investigate the inclusive Higgs boson production in proton-proton collisions at high energies in the framework of kt-factorization QCD approach. The attention is focused on the dominant off-shell gluon-gluon fusion subprocess, where the…

High Energy Physics - Phenomenology · Physics 2017-08-04 A. V. Lipatov , M. A. Malyshev , N. P. Zotov

We present a novel approach to the study of di-Higgs production via gluon-gluon fusion at the LHC. The relevant Feynman diagrams involving two Standard Model-like Higgs bosons $hh$ are computed within a simplified model approach that…

High Energy Physics - Phenomenology · Physics 2023-06-21 Stefano Moretti , Luca Panizzi , Jörgen Sjölin , Harri Waltari

Future precision measurements of the Standard Model (SM) parameters at the proposed Z-factories and Higgs factories may have significant impacts on new physics beyond the Standard Model (BSM). We illustrate this by focusing on the Type-II…

High Energy Physics - Phenomenology · Physics 2019-01-29 Ning Chen , Tao Han , Shufang Su , Wei Su , Yongcheng Wu

This thesis presents a theoretical analysis of the properties of the Higgs bosons in the Standard Model (SM) and the minimal supersymmetric extension (MSSM), which can be investigated at the LHC and $e^+e^-$ linear colliders. The final goal…

High Energy Physics - Phenomenology · Physics 2009-09-25 M. M. Muhlleitner

The minimal model of Universal Extra Dimensions (MUED) is briefly reviewed. We explain how the cross-sections for Higgs production via gluon fusion and decay into two photons are modified, relative the the Standard Model (SM) values, by KK…

High Energy Physics - Phenomenology · Physics 2015-06-03 G. Bélanger , A. Belyaev , M. Brown , M. Kakizaki , A. Pukhov

Higgs boson mass sum rules of supersymmetric models offer attractive targets for precision tests at future muon colliders. These sum rules involve the gauge boson masses as well as the masses of the Higgs boson states which can be precisely…

High Energy Physics - Phenomenology · Physics 2010-05-28 M. S. Berger

Measurements of the Higgs-boson production cross section at the LHC are an important tool for studying electroweak symmetry breaking at the quantum level, since the main production mechanism gg-->h is loop-suppressed in the Standard Model…

High Energy Physics - Phenomenology · Physics 2015-06-04 Marcela Carena , Sandro Casagrande , Florian Goertz , Ulrich Haisch , Matthias Neubert

We present a novel realization of a composite Higgs, which can naturally produce top partners above the current LHC bounds without increasing the tuning above 10%. The essential ingredients are softened breaking of the Higgs shift symmetry…

High Energy Physics - Phenomenology · Physics 2021-06-02 Simone Blasi , Csaba Csaki , Florian Goertz

Since the discovery of the Higgs boson in 2012 by the ATLAS and CMS Collaborations a lot of progress has been made in verifying the nature of this new bosonic particle. Still, questions remain as to whether this new particle is the standard…

High Energy Physics - Experiment · Physics 2024-06-11 Torben Lange

We investigate Higgs boson production process via gluon fusion at LHC in our six dimensional universal extra dimension model compactified on a spherical orbifold S^2/Z_2. We find a striking result that Higgs production cross section in our…

High Energy Physics - Phenomenology · Physics 2014-11-20 Nobuhito Maru , Takaaki Nomura , Joe Sato , Masato Yamanaka

This Letter presents the first study of Higgs boson production in association with a vector boson (V = W or Z) in the fully hadronic $qqbb$ final state using data recorded by the ATLAS detector at the LHC in proton-proton collisions at…

High Energy Physics - Experiment · Physics 2024-04-04 ATLAS Collaboration

The resummed transverse momentum distribution of the Higgs boson in gluon fusion through LO+NLL for small transverse momenta is considered, where the Higgs is produced through a top- and bottom-quark loop. We study the mass effects with…

High Energy Physics - Phenomenology · Physics 2014-03-28 Hendrik Mantler , Marius Wiesemann

Run I of the LHC has not revealed any sign of new physics beyond the Standard Model (BSM). However, the discovery of an SM-like Higgs boson with mass around 125 GeV opens up new possibilities for probing various BSM scenarios with enlarged…

High Energy Physics - Phenomenology · Physics 2014-07-03 Beranger Dumont

In many new physics scenarios, the particle content of the Standard Model is extended and the Higgs couplings are modified, sometimes without affecting single Higgs production. We analyse two models with additional quarks. In these models,…

High Energy Physics - Phenomenology · Physics 2014-10-20 Sally Dawson , Elisabetta Furlan , Ian Lewis

We present a search for standard model Higgs boson to WW(*) production in dilepton plus missing transverse energy final states in data collected by the CDF II detector corresponding to 4.8/fb of integrated luminosity. To maximize…

High Energy Physics - Experiment · Physics 2019-08-13 J. Pursley

The BMSSM framework is an effective theory approach that encapsulates a variety of extensions beyond the MSSM with which it shares the same field content. The lightest Higgs mass can be much heavier than in the MSSM without creating a…

High Energy Physics - Phenomenology · Physics 2015-06-04 Fawzi Boudjema , Guillaume Drieu La Rochelle

The Higgs field in the standard model (SM) may couple to new physics sectors related with dark matter and/or massive neutrinos. In this paper we propose a novel signature, the boosted di-Higgs boson plus \ET (which is either a dark matter…

High Energy Physics - Phenomenology · Physics 2016-04-06 Zhaofeng Kang , P. Ko , Jinmian Li

Due to the absence of tantalising hints for new physics during the LHC's run 1, the extension of the Higgs sector by dimension six operators will provide the new phenomenological standard for searches of non-resonant extensions of the…

High Energy Physics - Phenomenology · Physics 2016-07-28 Christoph Englert , Roman Kogler , Holger Schulz , Michael Spannowsky

We present a factorization formula for the inclusive production of the Higgs boson at large transverse momentum $P_T$ that includes all terms with the leading power of $1/P_T^2$. The cross section is factorized into convolutions of parton…

High Energy Physics - Phenomenology · Physics 2016-03-30 Eric Braaten , Hong Zhang