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Related papers: Eliminating the low-mass axigluon window

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A search for a heavy Standard Model Higgs boson decaying via H->ZZ->llqq, where l=e or mu, is presented. The search uses a data set of pp collisions at sqrt(s) = 7 TeV, corresponding to an integrated luminosity of 4.7 fb^-1 collected in…

High Energy Physics - Experiment · Physics 2013-06-11 ATLAS Collaboration

We undertake a phenomenological study of the extra neutral Z' boson in the Minimal Quiver Standard Model and discuss limits on the model's parameters from previous precision electroweak experiments, as well as detection prospects at the…

High Energy Physics - Phenomenology · Physics 2009-10-29 D. Berenstein , R. Martinez , F. Ochoa , S. Pinansky

A search for resonant diboson production using a data sample corresponding to 4.7 fb-1 of integrated luminosity collected by the ATLAS experiment at the Large Hadron Collider in pp collisions at 7 TeV is presented. The search for a narrow…

High Energy Physics - Experiment · Physics 2013-06-25 ATLAS Collaboration

We consider the constraints from Supernova 1987A on particles with small couplings to the Standard Model. We discuss a model with a fermion coupled to a dark photon, with various mass relations in the dark sector; millicharged particles;…

High Energy Physics - Phenomenology · Physics 2018-09-18 Jae Hyeok Chang , Rouven Essig , Samuel D. McDermott

A model-independent search for low-mass resonances decaying into pairs of oppositely charged muons is presented. The analysis uses proton-proton collision data corresponding to an integrated luminosity of 140 fb$^{-1}$, recorded by the…

High Energy Physics - Experiment · Physics 2026-02-03 ATLAS Collaboration

The results of a search for squarks and gluinos using data from ppbar collisions recorded at a center-of-mass energy of 1.96 TeV by the D0 detector at the Fermilab Tevatron Collider are reported. The topologies analyzed consist of…

High Energy Physics - Experiment · Physics 2008-11-26 D0 Collaboration , V. Abazov

The ATLAS detector at the Large Hadron Collider is used to search for high-mass resonances decaying to an electron-positron pair or a muon-antimuon pair. The search is sensitive to heavy neutral Z' gauge bosons, Randall-Sundrum gravitons,…

High Energy Physics - Experiment · Physics 2013-06-11 ATLAS Collaboration

We present searches for dijet and ttbar mass resonances using between 0.68 and 2.1 fb-1 of Tevatron Run II data collected by the CDF and D0 detectors. No evidence of new physics is found, and 95% C.L. limits are set on a number of new…

High Energy Physics - Experiment · Physics 2019-08-14 Alex Melnitchouk

In topcolor assisted technicolor, topgluons are massive gluons which couple mainly to top and bottom quarks. We estimate the mass reach for topgluons decaying to t anti-t at the Tevatron as a function of integrated luminosity. The mass…

High Energy Physics - Phenomenology · Physics 2008-11-26 Robert M. Harris

The current generation of Dark Matter Direct Detection Experiments has ruled out a large region of parameter space for dark matter, particularly in the ($10 - 1000$) GeV mass range. However, due to very low event rates, searching for dark…

High Energy Physics - Phenomenology · Physics 2024-12-19 Praveen Bharadwaj , Ranjeet Kumar , Hemant Kumar Prajapati , Rahul Srivastava , Sushant Yadav

Searching for and potential discovery of Higgs boson(s) both within and beyond the standard model is perhaps the most visible physics goal of the current Fermilab Tevatron program. In this proceeding, recent results from both the CDF and…

High Energy Physics - Experiment · Physics 2019-08-14 Jianming Qian

A search for the Standard Model Higgs boson in the H -> WW(*) -> l nu l nu (l = e, mu) decay mode is presented. The search is performed using proton-proton collision data corresponding to an integrated luminosity of 4.7 /fb at a…

High Energy Physics - Experiment · Physics 2012-09-04 ATLAS Collaboration

Invariant mass distributions of jet pairs (dijets) produced in LHC proton-proton collisions at a centre-of-mass energy sqrt(s)=7 TeV have been studied using a data set corresponding to an integrated luminosity of 1.0 fb^-1 recorded in 2011…

High Energy Physics - Experiment · Physics 2012-08-27 ATLAS Collaboration

We combine results from CDF and D0 on direct searches for a standard model (SM) Higgs boson (H) in ppbar collisions at the Fermilab Tevatron at sqrt(s)=1.96 TeV. Compared to the previous Tevatron Higgs search combination more data have been…

High Energy Physics - Experiment · Physics 2012-08-27 The CDF Collaboration , the D0 Collaboration , the Tevatron New Physics , Higgs Working Group

We have investigated the invariant mass spectrum of dimuons collected by the CDF experiment during the 1992-1995 run of the Fermilab Tevatron collider to improve the limit on the existence of narrow resonances set by the experiments at the…

Recent theoretical and experimental studies of the muon magnetic moment indicate the absence of the previously reported discrepancy, providing a vital opportunity to constrain potential BSM physics. In this work, we explore the MeV-GeV mass…

High Energy Physics - Phenomenology · Physics 2025-11-07 Aleksandr Pustyntsev , Marc Vanderhaeghen

A search for supersymmetry in events with large missing transverse momentum, jets, and at least one hadronically decaying tau lepton has been performed using 3.2 fb$^{-1}$ of proton-proton collision data at $\sqrt{s}=13$ TeV recorded by the…

High Energy Physics - Experiment · Physics 2016-12-16 ATLAS Collaboration

We obtain mass limits on the extra neutral gauge boson which is predicted in a model with hidden gauge symmetry and dynamical breaking of the electroweak symmetry by a top quark condensate. For typical model assumptions, present LEP data…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ralf Bönisch , Arnd Leike

We derive Feynman rules for the interactions of a single gravitino with (s)quarks and gluons/gluinos from an effective supergravity Lagrangian in non-derivative form and use them to calculate the hadroproduction cross sections and decay…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Klasen , G. Pignol

A search for direct production of low-mass dimuon resonances is performed using $\sqrt{s}$ = 13 TeV proton-proton collision data collected by the CMS experiment during the 2017-2018 operation of the CERN LHC with an integrated luminosity of…

High Energy Physics - Experiment · Physics 2024-01-04 CMS Collaboration