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相关论文: Kinematics in Vector Boson Fusion

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The weak boson fusion process for neutral Higgs boson production is investigated with particular attention to the accuracy with which the Higgs boson couplings to weak bosons can be determined in final states that contain a Higgs boson plus…

高能物理 - 唯象学 · 物理学 2007-05-23 Edmond L. Berger

We first build a minimal model of vector-like quarks where the dominant Higgs boson production process at LHC -- the gluon fusion -- can be significantly suppressed, being motivated by the recent stringent constraints from the search for…

高能物理 - 唯象学 · 物理学 2013-05-30 A. Azatov , O. Bondu , A. Falkowski , M. Felcini , S. Gascon-Shotkin , D. K. Ghosh , G. Moreau , A. Y. Rodriguez-Marrero , S. Sekmen

A search for low-mass dilepton resonances in Higgs boson decays is conducted in the four-lepton final state. The decay is assumed to proceed via a pair of beyond the standard model particles, or one such particle and a Z boson. The search…

高能物理 - 实验 · 物理学 2022-04-08 CMS Collaboration

We propose a new observable designed to probe CP-violating coupling of the Higgs boson to W bosons using associated Higgs production. We define an asymmetry that measures the number of leptons from W decays relative to the plane defined by…

高能物理 - 唯象学 · 物理学 2014-02-19 Cédric Delaunay , Gilad Perez , Hiroshi de Sandes , Witold Skiba

A search for heavy resonances with masses above 1 TeV, decaying to final states containing a vector boson and a Higgs boson, is presented. The search considers hadronic decays of the vector boson, and Higgs boson decays to b quarks. The…

高能物理 - 实验 · 物理学 2017-09-26 CMS Collaboration

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…

高能物理 - 实验 · 物理学 2024-04-04 ATLAS Collaboration

Vector Boson Fusion (VBF) is a promising discovery level process in the Higgs search at the LHC. Nevertheless, that search depends on understanding the detector response to a good level of accuracy. Therefore, it is useful to have a known…

高能物理 - 实验 · 物理学 2007-05-23 Dan Green

We explore the possibilities to determine the spin/CP properties of the Higgs boson at the LHC. To cover the mass region below the ZZ threshold we make use of the properties of the production in Weak Boson Fusion (WBF) and the decay chain H…

高能物理 - 唯象学 · 物理学 2007-05-23 C. P. Buszello , P. Marquard

An unspecified strong dynamics may give rise to composite vectors sufficiently light that their interactions, among themselves or with the electroweak gauge bosons, be approximately described by an effective Lagrangian invariant under…

高能物理 - 唯象学 · 物理学 2015-03-13 Riccardo Barbieri , Antonio E. Carcamo , Gennaro Corcella , Riccardo Torre , Enrico Trincherini

The Higgs boson is produced at the LHC through gluon fusion at roughly the Standard Model rate. New colored fermions, which can contribute to $gg\rightarrow h$, must have vector-like interactions in order not to be in conflict with the…

高能物理 - 唯象学 · 物理学 2014-11-06 Chien-Yi Chen , S. Dawson , I. M. Lewis

We study the observability of new interactions which modify Higgs-pair production via vector-boson fusion processes at the LHC and at future proton-proton colliders. In an effective-Lagrangian approach, we explore in particular the effect…

高能物理 - 唯象学 · 物理学 2023-01-11 Wolfgang Kilian , Sichun Sun , Qi-Shu Yan , Xiaoran Zhao , Zhijie Zhao

We study Higgs boson production via vector boson fusion at the LHC, focusing on the process $pp \to H + jj$ and capturing the leading energy-enhanced contributions within the Standard Model Effective Field Theory (SMEFT) up to order…

高能物理 - 唯象学 · 物理学 2025-03-18 Benoît Assi , Adam Martin

The newly found \cite{CDFnew} dijet peak in the 120 GeV to 160 GeV mass region produced in co-production with W IS actually a Higgs Boson in spite of the expectation of a different decay pattern for most Higgses. Our point, however, is that…

高能物理 - 唯象学 · 物理学 2011-05-17 H. B. Nielsen

A Higgs particle produced in association with a Z boson and decaying into weak boson pairs is searched for in 336.4 1/pb of data collected by the L3 experiment at LEP at centre-of-mass energies from 200 to 209 GeV. Limits on the branching…

高能物理 - 实验 · 物理学 2012-08-27 L3 Collaboration

We present a detailed phenomenological analysis of the production of a Standard Model Higgs boson in association with up to three jets. The Higgs is produced via gluon fusion, which is an irreducible background to the vector boson fusion…

高能物理 - 唯象学 · 物理学 2016-01-15 Nicolas Greiner , Stefan Hoeche , Gionata Luisoni , Marek Schonherr , Jan-Christopher Winter , Valery Yundin

The Higgs-boson decay h -> gamma l+ l- for various lepton states l = (e, mu, tau) is analyzed. The differential decay width and forward-backward asymmetry are calculated as functions of the dilepton invariant mass in a model where the Higgs…

高能物理 - 唯象学 · 物理学 2014-11-12 Alexander Yu. Korchin , Vladimir A. Kovalchuk

We study the phenomenology of associated production of a vector boson with a pair of Higgs bosons ($VHH$) at the High-Luminosity LHC. Despite the low rate of this channel, the scaling of the cross section suggests a measurement could be a…

高能物理 - 唯象学 · 物理学 2018-07-05 Karl Nordström , Andreas Papaefstathiou

We propose a novel process where singly charged Higgs bosons are produced in a same-sign pair via vector boson fusion at hadron colliders in two Higgs doublet models. The process directly relates to the global symmetry structure of the…

高能物理 - 唯象学 · 物理学 2019-08-14 Masashi Aiko , Shinya Kanemura , Kentarou Mawatari

From the LHC runs we know that, with increasing collider energy, weak-boson-fusion Higgs production dominates as an environment for precision measurements. We show how a future hadron collider performs for three challenging benchmark…

高能物理 - 唯象学 · 物理学 2017-05-24 Dorival Goncalves , Tilman Plehn , Jennifer M. Thompson

We consider the search for the Higgs boson at a high-luminosity Fermilab Tevatron, an upgraded Tevatron of energy 3.5 TeV, and the CERN Large Hadron Collider, via $WH/ZH$ production followed by H -> bb~ and leptonic decay of the weak vector…

高能物理 - 唯象学 · 物理学 2009-10-28 A. Stange , W. Marciano , S. Willenbrock