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A search for beyond-the-standard-model neutral Higgs bosons decaying to a pair of bottom quarks, and produced in association with at least one additional bottom quark, is performed with the CMS detector. The data were recorded in…

High Energy Physics - Experiment · Physics 2025-06-23 CMS Collaboration

A search is described for the neutral Higgs bosons h^0 and A^0 predicted by models with two scalar field doublets and, in particular, the Minimal Supersymmetric Standard Model (MSSM). The search in the Z^0 h^0 and h^0 A^0 production…

High Energy Physics - Experiment · Physics 2008-11-26 The OPAL Collaboration , K. Ackerstaff et al

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

The signal discovered in the Higgs searches at the LHC can be interpreted as the Higgs boson of the Standard Model as well as the light CP-even Higgs boson of the Minimal Supersymmetric Standard Model (MSSM). In this context the measured…

High Energy Physics - Phenomenology · Physics 2014-04-02 T. Hahn , S. Heinemeyer , W. Hollik , H. Rzehak , G. Weiglein

In many models with extended Higgs sectors, $e.g.$ 2HDM, NMSSM, there exists a light scalar $h$, lighter than the Standard Model (SM) like Higgs, and the coupling of $hZZ$ can be very small, as expected from the likeness of the 125 GeV…

High Energy Physics - Experiment · Physics 2018-01-26 Yan Wang , Jenny List , Mikael Berggren

The particle discovered in the Higgs boson searches at the LHC with a mass of about 125 GeV is compatible within the present uncertainties with the Higgs boson predicted in the Standard Model (SM), but it could also be identified with one…

High Energy Physics - Phenomenology · Physics 2020-09-22 P. Drechsel , G. Moortgat-Pick , G. Weiglein

Recent developments in prospects of searching for Higgs particles and testing their properties at the LHC and at TeV e+e- linear colliders are summarized. The discovery limits of supersymmetric particles at the LHC are presented and the…

High Energy Physics - Phenomenology · Physics 2007-05-23 W. Kilian , P. M. Zerwas

A complete one-loop prediction for the single production of the neutral Higgs bosons in association with a photon in electron-positron collisions is presented in the framework the minimal supersymmetric standard model (MSSM), paying special…

High Energy Physics - Phenomenology · Physics 2019-10-09 Mehmet Demirci

The discovery of the Standard Model (SM) or supersymmetric (SUSY) Higgs bosons belongs to the main endeavors of the Large Hadron Collider (LHC). In this article the status of the signal and background calculations for Higgs boson production…

High Energy Physics - Phenomenology · Physics 2009-02-02 M. Margarete Muhlleitner

We revisit the production of a single Higgs boson from direct \gamma \gamma -scattering at a photon collider. We compute the total cross section \sigma(\gamma \gamma \to h) (for h=h0, H0, A0), and the strength of the effective g_{h \gamma…

High Energy Physics - Phenomenology · Physics 2011-08-26 David Lopez-Val , Joan Sola

The latest results of Higgs boson searches beyond the Standard Model from the ATLAS and CMS experiments are reviewed. This includes searches for additional neutral, charged, and double charged Higgs-like bosons, searches for dark matter…

High Energy Physics - Experiment · Physics 2024-09-24 André Sopczak

Higgs physics at hadron colliders as the LHC is reviewed within the Standard Model (SM) and its minimal supersymmetric extension (MSSM) by summarizing the present state-of-the-art of theoretical predictions for the production cross sections…

High Energy Physics - Phenomenology · Physics 2021-03-15 Michael Spira

We present a search for Higgs boson produced in the di-tau modes or via the associated $p\bar{p}\to h+b \to\tau^+\tau^-b$ process at a center-of-mass energy of $\sqrt{s}=$1.96 TeV using up to 1.8-7.3 fb$^{-1}$ of data collected with the D0…

High Energy Physics - Experiment · Physics 2019-08-14 Subhendu Chakrabarti

We demonstrate that supersymmetric decay modes of the neutral Higgs bosons of the MSSM could well make their detection extremely difficult when produced singly in $\gam\gam$ collisions at a back-scattered laser beam facility.

High Energy Physics - Phenomenology · Physics 2009-10-28 J. F. Gunion , J. G. Kelly , J. Ohnemus

A search for the lightest neutral CP-even and the neutral CP-odd Higgs bosons of the Minimal Supersymmetric Standard Model is performed using 233.2 pb-1 of integrated luminosity collected with the L3 detector at LEP at centre-of-mass…

High Energy Physics - Experiment · Physics 2012-08-27 L3 Collaboration

Higgs bosons can have a substantial ``invisible'' branching ratio in many extensions of the Standard Model, such as models where the Higgs bosons decay predominantly into light or massless weakly interacting Goldstone bosons. In this work,…

High Energy Physics - Phenomenology · Physics 2009-09-17 O. J. P. Eboli , M. C. Gonzalez-Garcia , A. Lopez-Fernandez , S. F. Novaes , J. W. F. Valle

We study the lightest Higgs boson decays $h\rightarrow MZ$ in the $\mu$ from $\nu$ supersymmetric standard model ($\mu\nu$SSM), where $M$ is a vector meson $(\rho,\omega,\phi,J/\Psi,\Upsilon)$. Compared to the minimal supersymmetric…

High Energy Physics - Phenomenology · Physics 2023-05-18 Chang-Xin Liu , Hai-Bin Zhang , Jin-Lei Yang , Shu-Min Zhao , Tai-Fu Feng

A search for the standard model Higgs boson in the \bbbar decay channel has been carried out with the CMS detector at the LHC collider. The searched production modes are the associated VH production, the VBF production and the production in…

High Energy Physics - Experiment · Physics 2019-08-14 Caterina Vernieri

We study a search for the charged Higgs boson via $e^+e^- \to H^+H^- \to c\bar{b}\bar{c}b$ at the 500 GeV ILC. In a general two Higgs doublet model without $Z_2$ symmetry, extra Yukawa couplings $\rho_{tt}$ and $\rho_{tc}$ can drive…

High Energy Physics - Phenomenology · Physics 2022-07-25 Wei-Shu Hou , Rishabh Jain , Tanmoy Modak

We study the collider phenomenology of the extended Higgs sector of the Next-to-Minimal Supersymmetric Standard Model (NMSSM). The region of NMSSM parameter space favored by a 125\,GeV SM-like Higgs and naturalness generically features a…

High Energy Physics - Phenomenology · Physics 2017-07-05 Sebastian Baum , Katherine Freese , Nausheen R. Shah , Bibhushan Shakya