Search for the associated production of the Higgs boson with a top-quark pair

By G. Aad, B. Abbott, J. Abdallah, O. Abdinov, R. Aben, M. Abolins, O. AbouZeid, H. Abramowicz, H. Abreu, R. Abreu and 2,802 more. Journal of High Energy Physics, 2014

136 citations recorded by the source corpus.

A search for the standard model Higgs boson produced in association with a top-quark pair tt¯H\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ \left(\mathrm{t}\overline{\mathrm{t}}\mathrm{H}\right) $$\end{document} is presented, using data samples corresponding to integrated luminosities of up to 5.1 fb−1 and 19.7 fb−1 collected in pp collisions at center-of-mass energies of 7 TeV and 8 TeV respectively. The search is based on the following signatures of the Higgs boson decay: H → hadrons, H → photons, and H → leptons. The results are characterized by an observed tt¯H\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ \mathrm{t}\overline{\mathrm{t}}\mathrm{H} $$\end{document} signal strength relative to the standard model cross section, μ=σ/σSM,under the assumption that the Higgs boson decays as expected in the standard model. The best fit value is μ = 2.8 ± 1.0 for a Higgs boson mass of 125.6 GeV.

Subfields: Nuclear and High Energy Physics

View Paper: https://www.semanticscholar.org/paper/8d7dec479f79d9177703029b2f72b30f5b8f61c2

How researchers see this paper

The researchers whose trusted networks rank it highest, strongest advocate first. Every researcher gets a different order.

In Nuclear and High Energy Physics

1. Cms Collaboration
2. M. Raidal
3. É. Conte
4. S. Visscher
5. S. Malvezzi
6. Jean-Roch Vlimant
7. G. Davies
8. Nhan Tran

Citations in the corpus

• Search for a standard model Higgs boson produced in association with a top-quark pair and decaying to bottom quarks using a matrix element method (2015, methodology): “The first search for ttH events used pp collision data at √ s = 1.96 TeV collected by the CDF experiment at the Tevatron collider [25].”
• Evidence for the associated production of the Higgs boson and a top quark pair with the ATLAS detector (2017, unknown): “[30] CMS Collaboration, Search for the associated production”
• Search for electroweak production of charginos and neutralinos in multilepton final states in proton-proton collisions at s=13$$ \sqrt{s}=13 $$ TeV (2017, methodology): “The BDT is trained using simulation with prompt leptons from ttZ and with nonprompt leptons from tt processes.”
• Constraining anomalous Higgs boson couplings to the heavy flavor fermions using matrix element techniques (2016, methodology): “[40] CMS Collaboration, Search for the associated production of the Higgs boson with a top-quark pair, J.”