English
Related papers

Related papers: A model for the LHC diboson excess

200 papers

A list of searches is presented for massive resonances decaying to WW, WZ, ZZ, WH, ZH and HH boson pairs in proton-proton collision data collected by the CMS experiment at the LHC. The data are taken at centre-of-mass energies of 13TeV,…

High Energy Physics - Experiment · Physics 2017-10-17 Huang Huang

A search for heavy resonances with masses above 1 TeV, decaying to final states containing a vector boson and a Higgs boson, is presented. The search considers hadronic decays of the vector boson, and Higgs boson decays to b quarks. The…

High Energy Physics - Experiment · Physics 2017-09-26 CMS Collaboration

Based on an $SU(2) \times SU(2) \times U(1)$ effective theory framework (aka $G221$ models), we investigate a leptophobic $SU(2)_L \times SU(2)_R \times U(1)_{B-L}$ model, in which the right-handed $W^\prime$ boson has the mass of around 2…

High Energy Physics - Phenomenology · Physics 2015-11-18 Yu Gao , Tathagata Ghosh , Kuver Sinha , Jiang-Hao Yu

We propose that the diphoton resonance signal indicated by the recent LHC data might also arise from the pair productions of vector-like heavy down-type quarks with mass around $750$ GeV and above. The vector-like quark decays into an…

High Energy Physics - Phenomenology · Physics 2016-07-05 Kasinath Das , Tianjun Li , S. Nandi , Santosh Kumar Rai

The heavy charged gauge bosons were proposed in the theories beyond standard model. We explore the discovery potential for $W'\to t\bar{b}$ with top quark semi-leptonic decay at the LHC. We concentrate on the new physics signal search with…

High Energy Physics - Phenomenology · Physics 2018-03-14 Fei Huang , Hong-Lei Li , Shi-Yuan Li , Zong-Guo Si , Wei Su , Zhong-Juan Yang

A search for the decay of a heavy Higgs boson in the H$\to$ZZ and H$\to$WW channels is reported, analyzing several final states of the H$\to$ZZ and H$\to$WW decays. The search used proton-proton collision data corresponding to an integrated…

High Energy Physics - Experiment · Physics 2019-08-13 Mario Pelliccioni

The latest results from the ATLAS and CMS experiments at the CERN Large Hadron Collider (LHC) unequivocally confirm the existence of a resonance, $X$, with mass near 125 GeV which could be the Higgs boson of the Standard Model. Measuring…

High Energy Physics - Phenomenology · Physics 2013-11-05 James S. Gainer , Joseph Lykken , Konstantin T. Matchev , Stephen Mrenna , Myeonghun Park

A search for new heavy resonances decaying to WW, WZ, ZZ, WH, or ZH boson pairs in the all-jets final state is presented. The analysis is based on proton-proton collision data recorded by the CMS detector in 2016-2018 at a centre-of-mass…

High Energy Physics - Experiment · Physics 2023-07-26 CMS Collaboration

The full CMS Run 2 datasets with time-integrated luminosity of 137 fb$^{-1}$ in the diboson channels are used to probe benchmark models with extended gauge sectors such as $E_6$, left-right symmetric (LR) and the sequential standard model…

High Energy Physics - Phenomenology · Physics 2022-06-06 P. Osland , A. A. Pankov , I. A. Serenkova

Heavy resonances are an integral part of many extensions of the Standard Model. The discovery of such heavy resonances are a primary goal at the LHC and future hadron colliders. When a particle with TeV-scale mass decays into…

High Energy Physics - Phenomenology · Physics 2015-09-30 Michael Spannowsky , Martin Stoll

Motivated by the possible diphoton excess around $750~\rm{GeV}$ observed by ATLAS and CMS at $13~\rm{TeV}$, we consider a coloron model from $\rm{SU}(3)_1 \times \rm{SU}(3)_2$ spontaneously breaking to the Standard Model $\rm{SU}(3)_C$. A…

High Energy Physics - Phenomenology · Physics 2015-12-25 Jia Liu , Xiao-Ping Wang , Wei Xue

A statistical combination of searches is presented for massive resonances decaying to WW, WZ, ZZ, WH, and ZH boson pairs in proton-proton collision data collected by the CMS experiment at the LHC. The data are taken at centre-of-mass…

High Energy Physics - Experiment · Physics 2017-12-11 CMS Collaboration

A statistical combination of searches for heavy resonances decaying to pairs of bosons or leptons is presented. The data correspond to an integrated luminosity of 35.9 fb$^{-1}$ collected during 2016 by the CMS experiment at the LHC in…

High Energy Physics - Experiment · Physics 2019-10-03 CMS Collaboration

A search for new heavy resonances decaying to a pair of Higgs bosons (HH) in proton-proton collisions at a center-of-mass energy of 13 TeV is presented. Data were collected with the CMS detector at the LHC in 2016-2018, corresponding to an…

High Energy Physics - Experiment · Physics 2022-05-17 CMS Collaboration

We propose a simple model accommodating the reported 750 GeV diphoton excess seen in the first 13-TeV run of the LHC. It leads to testable predictions, in particular for di-lepton production, at higher integrated luminosity. We append to…

High Energy Physics - Phenomenology · Physics 2016-09-01 Thomas Appelquist , James Ingoldby , Maurizio Piai , Jedidiah Thompson

Weakly-coupled models for the 750 GeV diphoton resonance often invoke new particles carrying both color and/or electric charges to mediate loop-induced couplings of the resonance to two gluons and two photons. The new colored particles may…

High Energy Physics - Phenomenology · Physics 2016-08-03 Kyu Jung Bae , Chuan-Ren Chen , Koichi Hamaguchi , Ian Low

A search for heavy resonances decaying to a Higgs boson and a vector boson is presented. The analysis is performed using data samples collected in 2015 by the CMS experiment at the LHC in proton-proton collisions at a center-of-mass energy…

High Energy Physics - Experiment · Physics 2017-03-07 CMS Collaboration

A search for heavy resonances decaying to a pair of Z bosons is performed using data collected with the CMS detector at the LHC. Events are selected by requiring two oppositely charged leptons (electrons or muons), consistent with the decay…

High Energy Physics - Experiment · Physics 2018-03-09 CMS Collaboration

The ATLAS collaboration has reported excesses in searches for resonant diboson production decaying into hadronic final states. This deviation from the Standard Model prediction may be a signature of an extra bosonic particle having a mass…

High Energy Physics - Phenomenology · Physics 2015-09-09 Junji Hisano , Natsumi Nagata , Yuji Omura

An overview of the searches for heavy resonances that decay to leptons or quarks is presented. The results are based on the data collected by the ATLAS and CMS experiments in proton-proton collisions at $\sqrt{s} = 13~\textrm{TeV}$, and…

High Energy Physics - Experiment · Physics 2019-05-17 Alberto Zucchetta