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Related papers: Collider Phenomenology of Higgsless models

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We discuss the associated production of a light Higgs boson and a light chargino pair in the process e+e- -> h chi+ chi- in the Minimal Supersymmetric Standard Model (MSSM) at linear colliders (LC) with \sqrt s=500 GeV. This process gives…

High Energy Physics - Phenomenology · Physics 2016-09-06 Giancarlo Ferrera , Barbara Mele

We study the phenomenological consequences of a four site Higgsless model based on the SU(2)_L x SU(2)_1 x SU(2)_2 x U(1)_Y gauge symmetry, which predicts two neutral and four charged extra gauge bosons, Z_{1,2} and W_{1,2}. The model…

High Energy Physics - Phenomenology · Physics 2010-02-12 Stefania De Curtis

The ATLAS experiment at the LHC has measured the Higgs boson couplings and mass, and searched for invisible Higgs boson decays, using multiple production and decay channels with up to 4.7 fb$^{-1}$ of $pp$ collision data at $\sqrt{s}=7$ TeV…

High Energy Physics - Experiment · Physics 2015-12-22 ATLAS Collaboration

Motivated by recent search results for the standard model (SM) Higgs boson at the Large Hadron Collider (LHC), we revisit the Higgs phenomenology in the littlest Higgs model with T-parity (LHT). We present the signal strength modifier $\mu$…

High Energy Physics - Phenomenology · Physics 2015-06-15 Qing-Guo Zeng , Shuo Yang , Chong-Xing Yue , Lian-Song Chen

We study the $W/Z$ pair production via two-photon exchange at the LHC and give the sensitivities on trilinear and quartic gauge anomalous couplings between photons and $W/Z$ bosons for an integrated luminosity of 30 and 200 fb$^{-1}$. For…

High Energy Physics - Phenomenology · Physics 2011-08-11 Christophe Royon , Emilien Chapon , Oldrich Kepka

The measurement of the Higgs coupling to W bosons is an important program at the international linear collider (ILC) to search for the anomaly in the coupling to the gauge bosons. We study the sensitivity of ILC to the Higgs anomalous…

High Energy Physics - Phenomenology · Physics 2010-06-18 Yosuke Takubo , Katsumasa Ikematsu , Nobuchika Okada , Robert N. Hodgkinson , Keisuke Fujii

The observability of charged Higgs $ H^{\pm} $ has been investigated at future lepton collider by assuming type-I 2HDM, at a centre of mass energy $ \sqrt{s}=1.5$ TeV. The signal process chain is $ e^{+}e^{-} \rightarrow Z^{*}/…

High Energy Physics - Phenomenology · Physics 2021-11-30 Nadia Kausar , Ijaz Ahmed , Ather M. W

A substantial off-shell Higgs boson signal in the gluon fusion and vector boson fusion H --> ZZ and H --> WW channels at the Large Hadron Collider (LHC) facilitates a novel, complementary approach to constraining the total Higgs width…

High Energy Physics - Phenomenology · Physics 2015-03-10 Nikolas Kauer

Measurements of a Higgs boson at the Large Hadron Collider (LHC) have become increasingly consistent with the predictions of the Standard Model (SM). This fact puts severe constraints on many potential low-energy extensions of the Higgs…

High Energy Physics - Phenomenology · Physics 2019-09-04 Emily Hanson , William Klemm , Roger Naranjo , Yvonne Peters , Apostolos Pilaftsis

Discovering a Higgs boson at the LHC will address a major outstanding issue in particle physics but will also raise many new questions. A concerted effort to determine the couplings of this new state to other Standard Model fields will be…

High Energy Physics - Phenomenology · Physics 2015-06-04 Aleksandr Azatov , Roberto Contino , Daniele Del Re , Jamison Galloway , Marco Grassi , Shahram Rahatlou

We study charged Higgs boson production at future electron-proton colliders in the framework of the Minimal Supersymmetric Standard Model. We focus our attention to the case of single-top production and decay through the channel $t\to…

High Energy Physics - Phenomenology · Physics 2009-10-30 S. Moretti , K. Odagiri

Measurement of the Higgs coupling to W-bosons is an important test of our understanding of the electroweak symmetry breaking mechanism. We study the sensitivity of the International Linear Collider (ILC) to the presence of anomalous HW+W-…

High Energy Physics - Phenomenology · Physics 2015-03-17 Yosuke Takubo , Robert N. Hodgkinson , Katsumasa Ikematsu , Keisuke Fujii , Nobuchika Okada , Hitoshi Yamamoto

In the Minimal Supersymmetric Standard Model, the masses of the charged Higgs boson ($H^\pm$) and the CP-odd scalar ($A$) are related by $M_{H^+}^2=M_A^2+m_W^2$ at the Born level. Because the coupling of $W^-$-$A$-$H^+$ is fixed by gauge…

High Energy Physics - Phenomenology · Physics 2007-05-23 Qing-Hong Cao , Shinya Kanemura , C. --P. Yuan

The prospects of detecting neutral Higgs bosons in the minimal supersymmetric model via their decays into muon pairs at the LHC are investigated. The CMS detector performance is adopted for a realistic study of observability. It is found…

High Energy Physics - Phenomenology · Physics 2009-10-28 Chung Kao , Nikita Stepanov

In the Littlest Higgs model with T-parity, we study production processes of new gauge bosons at the international linear collider (ILC). Through Monte Carlo simulations of the production processes, we show that the heavy gauge boson masses…

High Energy Physics - Phenomenology · Physics 2022-09-14 Masaki Asano , Eri Asakawa , Keisuke Fujii , Tomonori Kusano , Shigeki Matsumoto , Rei Sasaki , Yosuke Takubo , Hitoshi Yamamoto

The latest LHC collaborations results on $\sigma_{H^{\pm}}BR(H^{\pm} \rightarrow \tau^{\pm}\nu)$ and $\sigma_{H^{\pm}}BR(H^{+} \rightarrow t\bar{b})$ are used to impose constraints on the charged Higgs $H^{\pm}$ parameters within the Two…

High Energy Physics - Phenomenology · Physics 2022-08-08 Kanhaiya Gupta

In two Higgs doublet models (2HDM), there exists an interesting possibility, the hidden light Higgs scenario, that the discovered SM-like Higgs boson is the heavier \textit{CP}-even Higgs boson $H^0$ and the lighter \textit{CP}-even $h^0$…

High Energy Physics - Phenomenology · Physics 2016-04-05 Sanghyeon Chang , Sin Kyu Kang , Jong-Phil Lee , Jeonghyeon Song

The Large Hadron Collider (LHC) has measured the Higgs boson couplings with the heavier particles of the Standard Model (SM), and they seem to lay on a single line as function of the particle mass, as predicted in the SM. However a complete…

High Energy Physics - Phenomenology · Physics 2020-09-23 M. A. Arroyo-Ureña , J. Lorenzo Diaz-Cruz

Almost all extensions of the Standard Model predict the existence of charged Higgs bosons. This talk focuses on the minimal supersymmetric extension of the Standard Model (MSSM), which is relatively predictive. The outlook for detecting…

High Energy Physics - Phenomenology · Physics 2011-01-27 John Ellis

The signatures of dark matter at the LHC commonly involve, in simplified scenarios, the production of a single particle plus large missing energy, from the undetected dark matter. However, in $Z'$-portal scenarios anomaly cancellation…

High Energy Physics - Phenomenology · Physics 2020-05-20 J. A. Aguilar-Saavedra , J. A. Casas , J. Quilis , R. Ruiz de Austri