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high-mass Higgs

Maier, Thomas
  

(2017):


	Search for a high-mass Higgs Boson with the ATLAS detector at the LHC.


Dissertation, LMU München: Fakultät für Physik

Maier, Thomas (2017): Search for a high-mass Higgs Boson with the ATLAS detector at the LHC. Dissertation, LMU München: Fakultät für Physik

... a high-mass Higgs boson in the H → W + W − → ` + ν` − ν ¯ channel with the first data of ...Model Higgs sector, the presence of a resonance corresponding to a charge neutral scalar particle is ...

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Search for a high mass Higgs boson decaying to a W boson pair in pp collisions at √s=8 TeV with the ATLAS detector

Search for a high mass Higgs boson decaying to a W boson pair in pp collisions at √s=8 TeV with the ATLAS detector

... The dominant sources of experimental uncertainties on the signal and background yields are the jet energy scale and resolution, and the b-tagging efficiency. Other sources of uncer- tainty include those on the scale and ...

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Search for a high mass Higgs boson using the ATLAS detector

Search for a high mass Higgs boson using the ATLAS detector

... two high p T jets with large rapidity gap in the invariant mass of the di-jet system ( m j j ), events which satisfy such criteria and have an additional electron or muon in the final state are classified as ...

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High-mass Higgs searches at ATLAS and CMS

High-mass Higgs searches at ATLAS and CMS

... additional Higgs doublet is introduced, yielding five physical Higgs bosons: two CP-even scalars h, H; one CP-odd scalar A; and two charged scalars H ± ...

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Beyond-the-Standard Model Higgs Physics using the ATLAS Experiment

Beyond-the-Standard Model Higgs Physics using the ATLAS Experiment

... the Higgs boson in the context of beyond the Standard Model performed by the ATLAS experiment are presented: high mass Higgs boson searches, lepton flavour violating Higgs decay, NMSSM, ...

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Beyond Standard Model Higgs boson physics with the ATLAS experiment at the LHC

Beyond Standard Model Higgs boson physics with the ATLAS experiment at the LHC

... Model Higgs bosons is an integral part of the Higgs boson studies at the ...Model Higgs boson searches using Run I LHC proton-proton collision data recorded by the ATLAS ...for Higgs boson ...

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SUSY after LHC8: a brief overview

SUSY after LHC8: a brief overview

... the Higgs mass are relevant for our ...level Higgs boson mass is bounded from above by the Z mass, so that large radia- tive correction are needed to increase the physical mass ...

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Breakdown of QCD factorization in hard diffraction

Breakdown of QCD factorization in hard diffraction

... Diffractive higgsstrahlung is possible due to a double-step process, via heavy quark production. Therefore, the main contribution comes for Higgs production in association with a heavy quark pair. Another important ...

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Search for the Higgs boson in fermionic channels using the ATLAS detector

Search for the Higgs boson in fermionic channels using the ATLAS detector

... like Higgs mass and width of the peak are determined in the fit to the simulation and kept fixed for the final fit on ...simulated Higgs masses and interpolated linearly in order to be able to search in ...

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Some New Particles beyond the Standard Model

Some New Particles beyond the Standard Model

... for Higgs bosons SM-like Higgs (light Higgs) H 1 and extra Higgs (heavy Higgs) H 2 by analyzing the data produced from simulated colli- sions between two protons at different center of ...

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Search for High Mass Photon Pairs in p-pbar --> gamma-gamma-jet-jet Events at sqrt(s)=1.8 TeV

Search for High Mass Photon Pairs in p-pbar --> gamma-gamma-jet-jet Events at sqrt(s)=1.8 TeV

... The Higgs sector of the standard model is poorly con- ...extended Higgs models [1 – 6] allow a light neutral scalar Higgs with suppressed couplings to ...nonstandard Higgs, having standard ...

6

W mass and Triple Gauge Couplings at Tevatron

W mass and Triple Gauge Couplings at Tevatron

... a mass of 126 GeV is the Higgs boson, electroweak fits can test the validity of the ...the mass of the candidate Higgs ...a Higgs boson that is consistent within the new boson ...

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Constraining top-Higgs couplings at high and low energy

Constraining top-Higgs couplings at high and low energy

... the Higgs particle at the Large Hadron Collider (LHC) [1, 2], whose properties are in agreement with SM expectations [3], within the still sizable experimental ...the Higgs boson and on the top ...the ...

11

The Reversible Cyclic Universe in the Reversible Multiverse and the Reversible String Theory

The Reversible Cyclic Universe in the Reversible Multiverse and the Reversible String Theory

... incoming mass-energy in the interuniversal void to keep expand- ing universes apart without ...of mass-energy was transformed into the reverse Higgs field (the massless particle generating field) ...

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The Light CP-Even Higgs Boson Mass of the MSSM at Three-Loop Accuracy

The Light CP-Even Higgs Boson Mass of the MSSM at Three-Loop Accuracy

... algebra of numerators, each amplitude can be expressed as a superposition of a set of scalar integrals which can contain irreducible numerators. We have classified and listed all di ff erent scalar integrals that we need ...

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Searches for the Zγ decay mode of the Higgs boson and for new high mass resonances in pp collisions at s=13 TeV with the ATLAS detector

Searches for the Zγ decay mode of the Higgs boson and for new high mass resonances in pp collisions at s=13 TeV with the ATLAS detector

... free parameters of each fit, and n is the number of bins of the invariant mass distribution. Should the probability to find values of F more extreme than the one measured on data be less than 5%, the less complex ...

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Searches for Higgs bosons in the di-tau decay channels at the ATLAS experiment

Searches for Higgs bosons in the di-tau decay channels at the ATLAS experiment

... Methods have been developed to optimise the discovery/exclusion potential for an MSSM Higgs boson. Focus has been maintained on ensuring that the analysis is ‘robust’ during the 2010-2011 LHC run. The use of ...

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Naturalness, Supersymmetry, and Predictions for New Physics at the LHC

Naturalness, Supersymmetry, and Predictions for New Physics at the LHC

... It is true that there was, and still is, a current of model-building research that explored theories based solely on their ability to mollify naturalness concerns in the electroweak sector. It is plausible that ...

6

The Higgs and top mass coincidence problem

The Higgs and top mass coincidence problem

... i.e. hadrons, the dynamical generation of mass is indeed a dominant mechanism. The second aspect is why different elementary particles have their specific masses. Unless electromagnetic charge, there is no any, ...

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Higgs in bosonic channels (CMS)

Higgs in bosonic channels (CMS)

... main Higgs boson decays into bosonic channels will be considered, pre- senting and discussing results from the latest reprocessing of data collected by the CMS experiment at the LHC, using the full dataset ...

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