# CERN Preprints

Posledne pridané:
2016-07-25
11:23
 LHC Run 2: Results and Challenges / Bruce, Roderik (CERN) ; Arduini, Gianluigi (CERN) ; Bartosik, Hannes (CERN) ; De Maria, Riccardo (CERN) ; Giovannozzi, Massimo (CERN) ; Iadarola, Giovanni (CERN) ; Jowett, John (CERN) ; Li, Kevin Shing Bruce (CERN) ; Lamont, Mike (CERN) ; Lechner, Anton (CERN) et al. The first proton run of the LHC was very successful and resulted in important physics discoveries. [...] CERN-ACC-2016-0103. - 2016. - 8 p. Full text

2016-07-25
11:01
 Intensity effects in the formation of stable islands in phase space during the multi-turn extraction process at the CERN PS / machida, Shinji (STFC) ; Prior, Chris ; Gilardoni, Simone (CERN) ; Giovannozzi, Massimo (CERN) ; Hirlander, Simon (Graz University of Technology (AT)) ; Huschauer, Alexander (CERN) The CERN PS utilises a Multi-Turn Extraction (MTE) scheme to stretch the beam pulse length to optimise the filling process of the SPS. [...] CERN-ACC-2016-0102. - 2016. - 6 p. Full text

2016-07-25
07:42
 Monte Carlo simulations of Higgs-boson production at the LHC with the KrkNLO method / Jadach, S ; Nail, G ; Placzek, W ; Sapeta, S ; Siodmok, A ; Skrzypek, M We present numerical tests and predictions of the KrkNLO method for matching of NLO QCD corrections to hard processes with LO parton shower Monte Carlo generators. [...] arXiv:1607.06799 ; IFJPAN-IV-2016-10 ; CERN-PH-TH-2016-166 ; MAN-HEP-2016-13 ; KA-TP-23-2016 ; MCNET-16-27. - 2016. - 13 p. Preprint - Full text

2016-07-25
07:42
 $SU(2)$ gauge theory with two fundamental flavours: scalar and pseudoscalar spectrum / Arthur, Rudy ; Drach, Vincent ; Hietanen, Ari ; Pica, Claudio ; Sannino, Francesco We investigate the scalar and pseudoscalar spectrum of the $SU(2)$ gauge theory with $N_f=2$ flavours of fermions in the fundamental representation using non perturbative lattice simulations. [...] arXiv:1607.06654 ; CERN-TH-2016-169. - 2016. - 18 p. Preprint - Full text

2016-07-24
00:48
 Measurement of electroweak production of a W boson and two forward jets in proton-proton collisions at $\sqrt{s} =$ 8 TeV A measurement is presented of the cross section for the electroweak production of a W boson in association with two jets in proton-proton collisions at a center-of-mass energy of 8 TeV. [...] CERN-EP-2016-093 ; CMS-SMP-13-012-003. - 2016. Additional information for the analysis - CMS AuthorList - Fulltext

2016-07-23
22:19
 Measurement of the WZ production cross section in pp collisions at $\sqrt{s} =$ 13 TeV The WZ production cross section in proton-proton collisions at $\sqrt{s} =$ 13 TeV is measured with the CMS experiment at the LHC using a data sample corresponding to an integrated luminosity of 2.3 fb$^{-1}$. [...] CERN-EP-2016-169 ; CMS-SMP-16-002-003. - 2016. Additional information for the analysis - CMS AuthorList - Fulltext

2016-07-22
09:59
 Measurement of the total cross section from elastic scattering in $pp$ collisions at $\sqrt{s}=8$ TeV with the ATLAS detector / ATLAS Collaboration A measurement of the total $pp$ cross section at the LHC at $\sqrt{s}=8$ TeV is presented [...] CERN-EP-2016-158 ; arXiv:1607.06605. - 2016. - 17 p. Previous draft version - Full text - Full text

2016-07-22
07:40
 Slow running of the Gradient Flow coupling from 200 MeV to 4 GeV in $N_{\rm f}=3$ QCD / Brida, Mattia Dalla ; Fritzsch, Patrick ; Korzec, Tomasz ; Ramos, Alberto ; Sint, Stefan ; Sommer, Rainer Using a finite volume Gradient Flow (GF) renormalization scheme with Schr\"odinger Functional (SF) boundary conditions, we compute the non-perturbative running coupling in the range $2.2 \lesssim {\bar g}_\mathrm{GF}^2(L) \lesssim 13$. [...] arXiv:1607.06423 ; CERN-TH-2016-160 ; DESY 16-133 ; IFT-UAM-CSIC-16-067 ; WUB-16-02 ; YITP-16-89. - 2016. - 34 p. Preprint - Full text

2016-07-22
07:39
 Observation of $\eta_{c}(2S) \to p \bar p$ and search for $X(3872) \to p \bar p$ decays / LHCb collaboration The first observation of the decay $\eta_{c}(2S) \to p \bar p$ is reported using proton-proton collision data corresponding to an integrated luminosity of $3.0\rm \, fb^{-1}$ recorded by the LHCb experiment at centre-of-mass energies of 7 and 8 TeV [...] arXiv:1607.06446 ; LHCB-PAPER-2016-016 ; CERN-EP-2016-175. - 2016. - 16 p. Preprint - Full text

2016-07-21
16:11
 Measurement of the $B_{s}^{0} \rightarrow J/\psi \eta$ lifetime Using a data set corresponding to an integrated luminosity of $3 fb^{-1}$, collected by the LHCb experiment in $pp$ collisions at centre-of-mass energies of 7 and 8 TeV, the effective lifetime in the $B^0_s \rightarrow J/\psi \eta$ decay mode, $\tau_{\textrm{eff}}$, is measured to be $$\tau_{\textrm{eff}} = 1.479 \pm 0.034~\textrm{(stat)} \pm 0.011 ~\textrm{(syst)}\rm ps.$$ Assuming $CP$ conservation, $\tau_{\textrm{eff}}$ corresponds to the lifetime of the light $B_s^0$ mass eigenstate. [...] CERN-EP-2016-166 ; LHCB-PAPER-2016-017. - 2016. Fulltext - Previous draft version - Related data file(s)