[PDF] Top 20 Search for physics beyond the standard model in high-mass diphoton events from proton-proton collisions at $\sqrt{s} =$ 13 TeV

... GeV, in order to keep an equal amount of data in each of the mass ...ranges. The five functions are chosen from five different families of ...family, the function that ... See full document

... For the generation of t¯t and single top quarks in the Wt-channel and s-channel the Powheg-box v2 gen- erator with the CT10 PDF set in the matrix element ... See full document

... address the kinematically distinct cases of N masses below and above that of the W boson, two search regions are defined, referred to as the low- and high-mass ...regions. ... See full document

... are the same as those described in ...reconstructed from clusters of en- ergy deposited in the EM calorimeter, and may have tracks and conversion vertices reconstructed in ... See full document

... A search for supersymmetry is performed in events with a single electron or muon in proton-proton collisions at a center-of-mass energy of 13 ... See full document

... A search for long-lived particles decaying into multijet final states has been performed using proton-proton colli- sion events collected with the CMS detector at a center-of- ... See full document

... on the mass spectrum, the charginos and neutralinos can have significant decay branching fractions to vector bosons V (W or Z) and the Higgs boson ...to the 125 GeV Higgs boson [29], ... See full document

... reconstructed from topological clusters of calorimeter cells using the anti-k t algorithm with radius parameter R = ...problems in the detector, or identified as arising from ... See full document

... appear in the acceptance A. Figure 3 also shows the expected limits on the cross section and their bands of ...uncertainty. The expected limits are estimated with pseudo-experiments ... See full document

... and the contribution of the fragmentation processes are evaluated using Diphox [32] ...of the Pythia prediction. The so-called box contribution gg → γγ through a quark loop is included ... See full document

... presented from a search for new decaying massive particles whose pres- ence is inferred from an imbalance in transverse momentum and which are produced in association with a single top ... See full document

... of the standard model (SM) predict new massive charged gauge bosons ...[1–3]. The W 0 boson, for example, is a heavy partner of the SM W gauge boson that could manifest itself in ... See full document

... via the Zγ channel feature in a variety of proposed theoretical extensions of the ...other beyond the SM theories. The Zγ mode is also an important, and yet to be established, ... See full document

... directly in a detector response parameterization along with corrections to the MC simulation as to match ...data. The latter are derived using the approach outlined in ...use the ... See full document

... recently, the validity of the standard model (SM) of particle physics has been confirmed by the discovery of a Higgs boson with mass near 125 GeV by the ATLAS and ... See full document

... bias from the choice of the functional form of the background estimate are performed with alternative fit functions, with or without signal ...injection. The shapes obtained from ... See full document

... uncertainty in this analysis is in the parame- ter R ...for the dielectron barrel–barrel chan- nel, 10% for the dielectron barrel–endcap channel, and + − 1 5 % for the dimuon ... See full document

... Compressed mass spectra arise in several SUSY models, in- cluding natural SUSY, ...solve the hierarchy problem with little fine tuning. It has been pointed out in sev- eral studies, for ... See full document

... A search for new physics in energetic, high-multiplicity final states has been performed using proton– proton collision data collected with the CMS detector at a ... See full document

... contributions from the dominant SM backgrounds in category B, the production of t ¯t and DY þ jets events, are estimated simultaneously in a data-driven ...to the SR is ... See full document