Higgs and BSM Studies at the LHC

The discovery and study of the Higgs boson at the Large Hadron Collider of CERN has proven the validity of the Brout–Englert–Higgs mechanism of mass creation in the standard model via spontaneous symmetry breaking. The new results obtained by the ATLAS and CMS Collaborations at the LHC show that all...

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Main Author: Dezso Horváth
Format: Article
Language:English
Published: MDPI AG 2019-07-01
Series:Universe
Subjects:
Online Access:https://www.mdpi.com/2218-1997/5/7/160
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author Dezso Horváth
author_facet Dezso Horváth
author_sort Dezso Horváth
collection DOAJ
description The discovery and study of the Higgs boson at the Large Hadron Collider of CERN has proven the validity of the Brout–Englert–Higgs mechanism of mass creation in the standard model via spontaneous symmetry breaking. The new results obtained by the ATLAS and CMS Collaborations at the LHC show that all measured cross-sections agree within uncertainties with the predictions of the theory. However, the standard model has obvious difficulties (nonzero neutrino masses, hierarchy problem, existence of dark matter, non-existence of antimatter galaxies, etc.), which point towards more possible violated symmetries. We first summarize the present status of the studies of the Higgs boson, including the latest results at 13 TeV p-p collision energy, then enlist some of the problems with possible solutions and the experimental situation regarding them.
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spelling doaj.art-80e36af6131848b692afdec6668d71d92022-12-22T04:19:42ZengMDPI AGUniverse2218-19972019-07-015716010.3390/universe5070160universe5070160Higgs and BSM Studies at the LHCDezso Horváth0Wigner Research Centre for Physics, H-1121 Budapest, HungaryThe discovery and study of the Higgs boson at the Large Hadron Collider of CERN has proven the validity of the Brout–Englert–Higgs mechanism of mass creation in the standard model via spontaneous symmetry breaking. The new results obtained by the ATLAS and CMS Collaborations at the LHC show that all measured cross-sections agree within uncertainties with the predictions of the theory. However, the standard model has obvious difficulties (nonzero neutrino masses, hierarchy problem, existence of dark matter, non-existence of antimatter galaxies, etc.), which point towards more possible violated symmetries. We first summarize the present status of the studies of the Higgs boson, including the latest results at 13 TeV p-p collision energy, then enlist some of the problems with possible solutions and the experimental situation regarding them.https://www.mdpi.com/2218-1997/5/7/160LHCATLASCMSstandard modelHiggs bosonsymmetry breakingsupersymmetrydark matter
spellingShingle Dezso Horváth
Higgs and BSM Studies at the LHC
Universe
LHC
ATLAS
CMS
standard model
Higgs boson
symmetry breaking
supersymmetry
dark matter
title Higgs and BSM Studies at the LHC
title_full Higgs and BSM Studies at the LHC
title_fullStr Higgs and BSM Studies at the LHC
title_full_unstemmed Higgs and BSM Studies at the LHC
title_short Higgs and BSM Studies at the LHC
title_sort higgs and bsm studies at the lhc
topic LHC
ATLAS
CMS
standard model
Higgs boson
symmetry breaking
supersymmetry
dark matter
url https://www.mdpi.com/2218-1997/5/7/160
work_keys_str_mv AT dezsohorvath higgsandbsmstudiesatthelhc