PH-EP Preprints

Последно добавени:
2015-04-28
08:44
 Inclusive, prompt and non-prompt J/$\psi$ production at mid-rapidity in Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 2.76 TeV / ALICE Collaboration The transverse momentum ($p_{\rm T}$) dependence of the nuclear modification factor $R_{\rm AA}$ and the centrality dependence of the average transverse momentum $\langle p_{\rm T}\rangle$ for inclusive J/$\psi$ have been measured with ALICE for Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 2.76 TeV in the e$^+$e$^-$ decay channel at mid-rapidity ($|y|<0.8$). [...] arXiv:1504.07151 ; CERN-PH-EP-2015-092. - 2015. - 28 p. Preprint - Full text

2015-04-22
07:50
 A study of $CP$ violation in $B^\mp \rightarrow Dh^\mp$ ($h=K,\pi$) with the modes $D \rightarrow K^\mp \pi^\pm \pi^0$, $D \rightarrow \pi^+\pi^-\pi^0$ and $D \rightarrow K^+K^-\pi^0$ / LHCb collaboration An analysis of the decays of $B^\mp \rightarrow D K^\mp$ and $B^\mp \rightarrow D \pi^\mp$ is presented in which the $D$ meson is reconstructed in the three-body final states $K^\mp \pi^\pm \pi^0$, $\pi^+ \pi^- \pi^0$ and $K^+ K^- \pi^0$. [...] arXiv:1504.05442 ; CERN-PH-EP-2015-097 ; LHCB-PAPER-2015-014. - 2015. - 25 p. Preprint - Full text - Related data file(s) - Related supplementary data file(s)

2015-04-21
18:39
 Measurements of the Total and Differential Higgs Boson Production Cross Sections Combining the $H \rightarrow \gamma \gamma$ and $H \rightarrow ZZ ^{*}\rightarrow 4\ell$ Decay Channels at $\sqrt{s}=8$ TeV with the ATLAS Detector / ATLAS Collaboration Measurements of the total and differential cross sections of Higgs boson production are performed using 20.3~fb$^{-1}$ of $pp$ collisions produced by the Large Hadron Collider at a center-of-mass energy of $\sqrt{s} = 8$ TeV and recorded by the ATLAS detector. [...] arXiv:1504.05833 ; CERN-PH-EP-2015-048. - 2015. - 6 p. Previous draft version - Preprint - Full text

2015-04-21
18:28
 Search for high-mass diphoton resonances in $pp$ collisions at $\sqrt{s}=8$ TeV with the ATLAS detector / ATLAS Collaboration This article describes a search for high-mass resonances decaying to a pair of photons using a sample of $20.3$ fb$^{-1}$ of $pp$ collisions at $\sqrt{s}=8$ TeV recorded with the ATLAS detector at the Large Hadron Collider. [...] arXiv:1504.05511 ; CERN-PH-EP-2015-043. - 2015. - 14 p. Previous draft version - Preprint - Full text

2015-04-20
17:20
 Search for massive, long-lived particles using multitrack displaced vertices or displaced lepton pairs in pp collisions at $\sqrt{s}$ = 8 TeV with the ATLAS detector / ATLAS Collaboration Many extensions of the Standard Model posit the existence of heavy particles with long lifetimes. [...] arXiv:1504.05162 ; CERN-PH-EP-2015-065. - 2015. - 25 p. Previous draft version - Preprint - Full text

2015-04-17
16:31
 Analysis of events with $b$-jets and a pair of leptons of the same charge in $pp$ collisions at $\sqrt{s}=8$ TeV with the ATLAS detector / ATLAS Collaboration An analysis is presented of events containing jets including at least one $b$-tagged jet, sizeable missing transverse momentum, and at least two leptons including a pair of the same electric charge, with the scalar sum of the jet and lepton transverse momenta being large. [...] arXiv:1504.04605 ; CERN-PH-EP-2015-060. - 2015. - 36 p. Previous draft version - Preprint - Full text

2015-04-16
17:25
 Search for invisible decays of the Higgs boson produced in association with a hadronically decaying vector boson in $pp$ collisions at $\sqrt{s} = 8$ TeV with the ATLAS detector / ATLAS Collaboration A search for Higgs boson decays to invisible particles is performed using 20.3 fb$^{-1}$ of $pp$ collision data at a centre-of-mass energy of 8 TeV recorded by the ATLAS detector at the Large Hadron Collider. [...] arXiv:1504.04324 ; CERN-PH-EP-2015-061. - 2015. - 14 p. Previous draft version - Preprint - Full text

2015-04-16
17:07
 Measurement of charged-particle spectra in Pb+Pb collisions at $\sqrt{{s}_\mathsf{NN}} = 2.76$TeV with the ATLAS detector at the LHC / ATLAS Collaboration Charged-particle spectra obtained in 0.15nb${}^{-1}$ of Pb+Pb interactions at $\sqrt{{s}_\mathsf{NN}}=2.76$TeV and 4.2pb${}^{-1}$ of pp interactions at $\sqrt{s}=2.76$TeV with the ATLAS detector at the LHC are presented in a wide transverse momentum ($0.5 < p_{\mathrm{T}} < 150$GeV) and pseudorapidity ($|\eta|<2$) range. [...] arXiv:1504.04337 ; CERN-PH-EP-2015-032. - 2015. - 36 p. Previous draft version - Preprint - Full text

2015-04-16
15:47
 Measurement of the top pair production cross-section in 8 TeV proton--proton collisions using kinematic information in the lepton+jets final state with ATLAS / ATLAS Collaboration A measurement is presented of the $t\bar{t}$ inclusive production cross-section in $pp$ collisions at a center-of-mass energy of $\sqrt{s}=8$ TeV using data collected by the ATLAS detector at the CERN Large Hadron Collider. [...] arXiv:1504.04251 ; CERN-PH-EP-2015-024. - 2015. - 17 p. Previous draft version - Preprint - Full text

2015-04-15
23:43
 Search for heavy long-lived multi-charged particles in $pp$ collisions at $\sqrt{s}$=8 TeV using the ATLAS detector / ATLAS Collaboration A search for heavy long-lived multi-charged particles is performed using the ATLAS detector at the LHC. [...] arXiv:1504.04188 ; CERN-PH-EP-2015-049. - 2015. - 17 p. Previous draft version - Preprint - Full text