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Related papers: Weighing in on the Higgs

200 papers

Precise determinations of the masses of the $W$ boson and of the top quark could stringently test the radiative structure of the Standard Model (SM) or provide evidence for new physics. We analyze the excellent prospects at a muon collider…

High Energy Physics - Phenomenology · Physics 2009-10-30 M. S. Berger

A search for the Standard Model Higgs boson has been performed in the H \rightarrow WW \rightarrow l{\nu}jj channel in 1.04 fb-1 of pp collisions at \surds = 7 TeV collected with the ATLAS detector at the Large Hadron Collider. No…

High Energy Physics - Experiment · Physics 2019-08-13 Mark S. Neubauer

By running the prospective high-energy e^+ e^- collider TESLA in the GigaZ mode on the Z resonance, experiments can be performed on the basis of more than 10^9 Z events. They will allow the measurement of the effective electroweak mixing…

High Energy Physics - Phenomenology · Physics 2016-09-06 J. Erler , S. Heinemeyer , W. Hollik , G. Weiglein , P. M. Zerwas

Searches for the Standard Model Higgs boson by the four LEP experiments found excess events in two mass ranges: a 2.3 sigma excess around 98 GeV, and an 1.7 sigma excess around 115 GeV. The latter has been discussed widely in the…

High Energy Physics - Phenomenology · Physics 2009-11-11 Manuel Drees

In this talk the Higgs boson effects in electroweak precision observables are reviewed and the possibility of indirect information on the Higgs mass from electroweak radiative corrections and precision data is discussed.

High Energy Physics - Phenomenology · Physics 2008-02-03 W. Hollik

The CMS and ATLAS experiments at the LHC have announced the discovery of a Higgs boson with mass at approximately 125 $GeV/c^{2}$ in the search for the Standard Model Higgs boson via notably the $\gamma\gamma$ and $ZZ$ to four leptons final…

High Energy Physics - Phenomenology · Physics 2015-06-17 Fan Jia-Wei , Tao Jun-Quan , Shen Yu-Qiao , Chen Guo-Ming , Chen He-Sheng , S. Gascon-Shotkin , M. Lethuillier , L. Sgandurra , P. Soulet

Electroweak precision observables allow stringent tests of the Standard Model at the quantum level and imply interesting bounds on the mass of the Higgs boson through higher-order loop effects. Very significant constraints come especially…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Freitas , M. Awramik , M. Czakon

The Standard Model fit prefers values of the Higgs boson mass that are below the 114 GeV direct lower limit from LEP II. The discrepancy is acute if the 3.2 sigma disagreement for the effective weak interaction mixing angle from the two…

High Energy Physics - Phenomenology · Physics 2008-06-26 Michael S. Chanowitz

We present a search for the standard model Higgs boson produced with a Z boson in 4.1 fb^-1 of data collected with the CDF II detector at the Tevatron. In events consistent with the decay of the Higgs boson to a bottom-quark pair and the Z…

High Energy Physics - Experiment · Physics 2010-12-28 The CDF Collaboration , T. Aaltonen

In certain five dimensional gauge theories the Standard Model Higgs doublet is identified, after compactification on the orbifold S^1/Z_2, with the zero mode of the fifth component of the gauge field. An effective potential for the Higgs…

High Energy Physics - Phenomenology · Physics 2008-11-26 Ilia Gogoladze , Nobuchika Okada , Qaisar Shafi

We assume the vanishing of the quadratic divergences in the $SU(2)_L \otimes U(1)$ electroweak theory. Using $\,$ the $\,$ top $\,$ mass $\,$ value reported recently by the CDF Collaboration $m_t = 176 \pm 8 \pm 10 GeV$, we predict the mass…

High Energy Physics - Phenomenology · Physics 2015-06-25 G. López Castro , J. Pestieau

The LEP era has brought immense progress in searches for Higgs bosons over the last 12 years which will guide searches at future colliders. The evolution of the Higgs boson mass limits are reviewed with the focus on results from general…

High Energy Physics - Phenomenology · Physics 2015-06-25 Andre Sopczak

In light of the recent discovery of an approximately 126 GeV Higgs boson at the LHC, the particle physics community is beginning to explore the possibilities for a next-generation Higgs factory particle accelerator. In this report we study…

High Energy Physics - Experiment · Physics 2013-04-22 Alexander Conway , Hans Wenzel

Assuming an integrated luminosity of 500 fb$^{-1}$ and a center-of-mass energy of 350 GeV, we examine the prospects for measuring branching fractions of a Standard Model-like Higgs boson with a mass of 160 GeV at the future linear \ee…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. Boos , V. Ilyin , A. Pukhov , M. Sachwitz , H. J. Schreiber

Recently the ATLAS and CMS experiments at the LHC have found a Higgs like boson $h$ with a mass around 125 GeV from several decay modes. The decay mode $h \to \gamma\gamma$ is one of the most important modes in studying whether $h$ is…

High Energy Physics - Phenomenology · Physics 2015-06-15 Xiao-Gang He , Siao-Fong Li , Hsiu-Hsien Lin

We study the effects on the Higgs boson mass from LEP precision data of the new physics explaining $R_b$-$R_c$ crisis. We implement a fit to LEP observables with the new physics. We obtain $M_H^{\rm New Physics} = 85 ^{+ 467}_{-56} ~~{\rm…

High Energy Physics - Phenomenology · Physics 2007-05-23 Jae Sik Lee , Jae Kwan Kim

The hints from the LHC for the existence of a $W'$ boson of mass around 1.9 TeV point towards a certain $SU(2)_L\times SU(2)_R\times U(1)_{B-L}$ gauge theory with an extended Higgs sector. We show that the decays of the $W'$ boson into…

High Energy Physics - Phenomenology · Physics 2015-10-22 Bogdan A. Dobrescu , Zhen Liu

The measurements of the properties of the Higgs boson are presented in the H$\rightarrow$ZZ$\rightarrow$4$\ell$ ($\ell$=e,$\mu$) decay channel using a data sample corresponding to an integrated luminosity of 35.9 fb$^{-1}$ of proton-proton…

High Energy Physics - Experiment · Physics 2017-10-11 Muhammad Bilal Kiani

We examine the prospects for measuring the \gaga branching fraction of a Standard Model-like Higgs boson with a mass of 120 GeV at the future TESLA linear \ee collider, assuming an integrated luminosity of 1 ab$^{-1}$ and center-of-mass…

High Energy Physics - Phenomenology · Physics 2009-01-07 E. Boos , J. -C. Brient , D. W. Reid , H. J. Schreiber , R. Shanidze

A light CP-even Higgs boson with a mass of around 10 GeV could explain the recent BNL measurement of the muon anomalous magnetic moment. This observation is based on a general CP-conserving two Higgs doublet extension of the Standard Model…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Dedes , H. E. Haber