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Related papers: Prospects for (non-SUSY) new physics with first LH…

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Between the ATLAS and CMS collaborations at the LHC, hundreds of individual event selections have been measured in the data to look for evidence of supersymmetry at a center of mass energy of 8 TeV. While there is currently no significant…

High Energy Physics - Phenomenology · Physics 2016-09-06 Benjamin Nachman , Tom Rudelius

Results of a search for new phenomena in events with an energetic photon and large missing transverse momentum with the ATLAS experiment at the LHC are reported. Data were collected in proton--proton collisions at a center-of-mass energy of…

High Energy Physics - Experiment · Physics 2015-10-07 ATLAS Collaboration

Three experiments, among the LHC project, are getting ready to explore the b quark flavour sector. While ATLAS and CMS are general purpose experiments, where the study of B mesons is going to proceed in parallel with the Higgs boson and…

High Energy Physics - Experiment · Physics 2008-09-03 A. Sarti

We investigate the prospect of searching for new physics via the novel signature of same-sign diboson + ${E\!\!/}_{T}$ at current and future LHC. We study three new physics models: (i) natural SUSY models, (ii) type-III seesaw model and…

High Energy Physics - Phenomenology · Physics 2022-03-25 Cheng-Wei Chiang , Sudip Jana , Dibyashree Sengupta

Studies of rare decays play an important role in the search of physics beyond the standard model. New particles may participate in the loop processes and can be probed by seeing any deviations from the standard model predictions. The very…

High Energy Physics - Experiment · Physics 2019-08-15 Kai-Feng Chen

Events containing a pair of high energy hadronic jet can provide clear signatures in the search for new physics at high energy hadron colliders. The ATLAS and CMS experiments collected the data from LHC collisions at $\sqrt{s}$= 13 TeV…

High Energy Physics - Experiment · Physics 2017-09-15 Matteo Bauce

A search is presented for physics beyond the standard model (SM) in final states with opposite-sign isolated lepton pairs accompanied by hadronic jets and missing transverse energy. The search is performed using LHC data recorded with the…

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

The high center-of-mass energy at the LHC provides the opportunity to test the predictions of some of the beyond the standard model theories. We provide an overview of a selected number of searches for new fermions and new bosons with the…

High Energy Physics - Experiment · Physics 2019-08-13 Petra Van Mulders

The High-Luminosity Large Hadron Collider (HL-LHC) is expected to deliver an integrated luminosity of up to 3000 fb$^{-1}$. The very high instantaneous luminosity will lead to about 200 proton-proton collisions per bunch crossing (pileup)…

High Energy Physics - Experiment · Physics 2019-02-12 Sezen Sekmen

Given experimental evidence at the LHC for physics beyond the standard model, how can we determine the nature of the underlying theory? We initiate an approach to studying the "inverse map" from the space of LHC signatures to the parameter…

High Energy Physics - Phenomenology · Physics 2009-11-11 Nima Arkani-Hamed , Gordon L. Kane , Jesse Thaler , Lian-Tao Wang

We present definite correlations between the CMS 5 \fb all-hadronic search employing the stransverse mass variable $M_{T2}$ and the ATLAS 5 \fb all-hadronic and multijet supersymmetry (SUSY) searches, suggesting the possibility that both…

High Energy Physics - Phenomenology · Physics 2012-06-04 Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

A search for new physics is performed in events with two same-sign isolated leptons, hadronic jets, and missing transverse energy in the final state. The analysis is based on a data sample corresponding to an integrated luminosity of 4.98…

High Energy Physics - Experiment · Physics 2013-01-28 CMS Collaboration

Global frequentist fits to the CMSSM and NUHM1 using the MasterCode framework are updated to include the public results of searches for supersymmetric signals using \sim 1/fb of LHC data recorded by ATLAS and CMS and \sim 0.3/fb of data…

High Energy Physics - Phenomenology · Physics 2015-03-13 S. Heinemeyer

I present a brief overview of some exciting possibilities for physics Beyond the Standard Model. I include short discussions of neutrino physics, the strong CP problem and axions, GUTs, large and warped extra dimensions, Little Higgs models…

High Energy Physics - Phenomenology · Physics 2010-01-15 Howard Baer

The review of the SUSY phenomenology today is given with the emphasis on generic properties of SUSY models, SUSY searches at the LHC and in astrophysics. Due to the absence of any definite SUSY signal at accelerators and other experiments,…

High Energy Physics - Phenomenology · Physics 2013-06-28 D. I. Kazakov

The results of a search for new physics in events with two opposite-sign isolated electrons or muons, hadronic activity, and missing transverse energy in the final state are presented. The results are based on analysis of a data sample with…

High Energy Physics - Experiment · Physics 2019-08-13 Daniel Sprenger

A recent CMS analysis has reported the observation of an excess in the invariant mass distribution of the opposite-sign same-flavour lepton pair, which can be interpreted as a kinematic edge due to new physics. Using collider simulation…

High Energy Physics - Phenomenology · Physics 2015-03-23 Philipp Grothaus , Seng Pei Liew , Kazuki Sakurai

The CMS and ATLAS search strategy for SUSY in inclusive multijet plus high missing transverse energy final states is reviewed. This canonical SUSY signature may be a viable discovery channel for low mass SUSY in the early phase of the LHC.…

High Energy Physics - Experiment · Physics 2007-10-05 Michael Tytgat

The capabilities of the ATLAS and CMS detectors being prepared for the LHC are reviewed. Examples of physics signals accessible during early running and during mature high luminosity LHC operation are examined. The planning and options for…

High Energy Physics - Experiment · Physics 2007-05-23 Wesley H. Smith

In the next decade, high energy physicists will use very sophisticated equipment to record unprecedented amounts of data in the hope of making major advances in our understanding of particle phenomena. Some of the signals of new physics…

High Energy Physics - Experiment · Physics 2009-11-07 Pushpalatha C. Bhat