[PDF] Top 20 Exclusive photon-photon production of muon pairs in proton-proton collisions at $\sqrt{s}=7$ TeV

... Ministry of Science and Research; the Belgium Fonds de la Recherche Scientifique, and Fonds voor Wetenschappelijk Onderzoek; the Brazilian Funding Agencies (CNPq, CAPES, FAPERJ, and FAPESP); the Bul- garian ... See full document

... D. Abbaneo, E. Auffray, G. Auzinger, M. Bachtis, P. Baillon, A.H. Ball, D. Barney, J. Bendavid, J.F. Benitez, C. Bernet 8 , G. Bianchi, P. Bloch, A. Bocci, A. Bonato, O. Bondu, C. Botta, H. Breuker, T. Camporesi, G. ... See full document

... K. Benslama 129 , S. Bentvelsen 104 , D. Berge 29 , E. Bergeaas Kuutmann 41 , N. Berger 4 , F. Berghaus 168 , E. Berglund 104 , J. Beringer 14 , P. Bernat 76 , R. Bernhard 47 , C. Bernius 24 , T. Berry 75 , C. ... See full document

... colleagues in the CERN accelerator departments for the excellent performance of the LHC ...staff at CERN and other CMS institutes, and acknowledge support from: FMSR (Austria); FNRS and FWO ... See full document

... tracks in the muon system that are “globally” matched to reconstructed tracks in the tracking system [20] ...set of criteria that is optimized for high p T ; they are reconstructed as “global” ... See full document

... absence of any signal, three types of γ + jet signals are explored: a generic Gaussian-shaped sig- nal with an arbitrary production cross-section, result- ing from resonances with varying intrinsic ... See full document

... tracks of muon candidates must have at least six hits in the silicon tracker, at least one hit in the pixel detector, and they must match at least one muon segment ... See full document

... categories of this analysis the Z + c cross sections obtained in the dielectron and dimuon Z boson decay channels are ...obtained in the three analysis cat- egories are also ...precision of ... See full document

... distributions of reconstructed vertex pairs in data indicates that the fraction of merged vertices (with tracks from two or more true vertices) and split vertices (two or more reconstructed ... See full document

... consisting of a photon and a jet (γ+jet) with large invariant mass could be produced in proton– proton (pp) collisions at the Large Hadron Collider (LHC) in many ... See full document

... G.H.A. Viehhauser 120 , S. Viel 15 , R. Vigne 62 , M. Villa 20a,20b , M. Villaplana Perez 91a,91b , E. Vilucchi 47 , M.G. Vincter 29 , V.B. Vinogradov 65 , I. Vivarelli 149 , F. Vives Vaque 3 , S. Vlachos ... See full document

... Extensions of theories beyond the standard model (BSM), such as those with universal extra dimensions [1] or supersymmetry [2, 3], predict the existence of neutral massive particles that are “invisible”, ... See full document

... width of these L-shaped search regions depends on the channel and the ` ∗ ...given in the Appendix. In the muon channels, the mass resolu- tion worsens with increasing energy and the widths ... See full document

... 1% of the signal parameter-space for m ℓ ∗ ≥ 200 ...consists of count- ing the number of events in data in this control region and comparing it to the MC background ...excess of ... See full document

... candidates. In the two- dimensional fit method, the templates are shifted by +160 and +120 MeV respectively in order to maximize the likelihood, as determined from a scan as a function of the ... See full document

... the exclusive two-photon production of electron [4, 5] and muon [5, 6] pairs in pp collisions has been measured with the CDF ...made of QED signals, leading ... See full document

... and muon systems to reconstruct and identify PF candidates, ...require at least one reconstructed ...value of summed physics-object p 2 T is taken to be the primary pp interaction vertex, where p T ... See full document

... from proton–proton collisions recorded by the CMS experiment at √ s = 13 TeV and corresponding to an integrated luminosity of ...t production. The number of ... See full document

... efficiency of the electron identification cuts in the simu- lation is compared with a measurement made on data using a tag-and-probe (T&P) ...cuts of Section 5.1, are taken from a sample ... See full document

... WZ) production. The normalization of t¯t þ jets, the largest resonant back- ground, is assessed in a control region enriched in t¯t events by requiring τ 32 < ...flat in ¯m and ... See full document