CERN Accelerating science

CERN Document Server 找到 2,050 筆記錄  1 - 10下一個最後  跳到記錄: 檢索需時 4.98 秒. 
1.
Measurement of antiproton production in pHepHe collisions at sNN=110 GeV / LHCb Collaboration
The cross-section for prompt antiproton production in collisions of protons with an energy of 6.5 TeV incident on helium nuclei at rest is measured with the LHCb experiment from a data set corresponding to an integrated luminosity of 0.5  nb1. The target is provided by injecting helium gas into the LHC beam line at the LHCb interaction point. [...]
arXiv:1808.06127; LHCb-PAPER-2018-031; CERN-EP-2018-217.- Geneva : CERN, 2018-11-30 - 10 p. - Published in : Phys. Rev. Lett. 121 (2018) 222001 Article from SCOAP3: PDF; Fulltext: PDF; Fulltext from Publisher: PDF; Related data file(s): ZIP; Supplementary information: ZIP; External link: Figures, tables and other information
2.
Measurement of the forward energy flow in pp collisions at s= 7 TeV / LHCb Collaboration
The energy flow created in pp collisions at s=7 TeV is studied within the pseudorapidity range 1.9<eta<4.9 with data collected by the LHCb experiment. The measurements are performed for inclusive minimum-bias interactions, hard scattering processes and events with an enhanced or suppressed diffractive contribution. [...]
arXiv:1212.4755; CERN-PH-EP-2012-346; LHCB-PAPER-2012-034; CERN-PH-EP-2012-346; LHCB-PAPER-2012-034.- Geneva : CERN, 2013 - 17 p. - Published in : Eur. Phys. J. C 73 (2013) 2421 APS published version, local copy: PDF; Fulltext: PDF; Related data (files): ZIP; Springer Open Access article: PDF; External link: Rivet analyses reference
3.
Differential branching fraction and angular analysis of the decay B0sϕμ+μ / LHCb Collaboration
The determination of the differential branching fraction and the first angular analysis of the decay B0sϕμ+μ are presented using data, corresponding to an integrated luminosity of 1.0fb1, collected by the LHCb experiment at s=7TeV. The differential branching fraction is determined in bins of q2, the invariant dimuon mass squared. [...]
arXiv:1305.2168; CERN-PH-EP-2013-078; LHCB-PAPER-2013-017; CERN-PH-EP-2013-078; LHCB-PAPER-2013-017.- Geneva : CERN, 2013-07-11 - 18 p. - Published in : JHEP 07 (2013) 084 APS published version, local copy: PDF; Fulltext: PDF; Related data file(s): ZIP; Springer Open Access article: PDF; External link: Preprint
4.
Measurement of the cross-section for Ze+e production in pp collisions at s=7 TeV / LHCb Collaboration
A measurement of the cross-section for ppZe+e is presented using data at s=7 TeV corresponding to an integrated luminosity of 0.94 fb1. The process is measured within the kinematic acceptance pT>20GeV/c and 2<η<4.5 for the daughter electrons and dielectron invariant mass in the range 60-120 GeV/c2. [...]
arXiv:1212.4620; CERN-PH-EP-2012-363; LHCB-PAPER-2012-036; CERN-PH-EP-2012-363; LHCB-PAPER-2012-036.- Geneva : CERN, 2013 - 22 p. - Published in : JHEP 02 (2013) 106 APS published version, local copy: PDF; Fulltext: arXiv:1212.4620 - PDF; LHCb-PAPER-2012-036 - PDF; Related data file(s): ZIP; Springer Open Access article: PDF; External link: Rivet analyses reference
5.
Exclusive J/ψ and ψ(2S) production in pp collisions at s=7 TeV / LHCb Collaboration
Exclusive J/ψ and ψ(2S) vector meson production has been observed in the dimuon channel using the LHCb detector. The cross-section times branching fractions to two muons with pseudorapidities between 2.0 and 4.5 are measured to be σppJ/ψ(μ+μ)(2.0<ημ±<4.5)=307±21±36 pb, σppψ(2S)(μ+μ)(2.0<ημ±<4.5)=7.8±1.3±1.0 pb, where the first uncertainties are statistical and the second are systematic. [...]
arXiv:1301.7084; CERN-PH-EP-2013-005; LHCB-PAPER-2012-044; CERN-PH-EP-2013-005; LHCB-PAPER-2012-044.- Geneva : CERN, 2013 - 17 p. - Published in : J. Phys. G 40 (2013) 045001 IOP Open Access article: PDF; Related data file(s): ZIP; External link: Preprint
6.
Study of DJ meson decays to D+π, D0π+ and D+π final states in pp collisions / LHCb collaboration
A study of D+π, D0π+ and D+π final states is performed using pp collision data, corresponding to an integrated luminosity of 1.0 fb1, collected at a centre-of-mass energy of 7 TeV with the LHCb detector. The D1(2420)0 resonance is observed in the D+π final state and the D2(2460) resonance is observed in the D+π, D0π+ and D+π final states. [...]
arXiv:1307.4556; CERN-PH-EP-2013-122; LHCB-PAPER-2013-026; CERN-PH-EP-2013-122; LHCB-PAPER-2013-026.- Geneva : CERN, 2013 - 26 p. - Published in : JHEP 09 (2013) 145 APS published version, local copy: PDF; Fulltext: PDF; Related data file(s): ZIP; Springer Open Access article: PDF; External link: Rivet analyses reference
7.
Measurements of the Λ0bJ/ψΛ decay amplitudes and the Λ0b polarisation in pp collisions at s=7 TeV / LHCb Collaboration
An angular analysis of Λ0bJ/ψΛ decays is performed using a data sample corresponding to 1.0 fb1 collected in pp collisions at s=7 TeV with the LHCb detector at the LHC. A parity violating asymmetry parameter characterising the Λ0bJ/ψΛ decay of 0.05±0.17±0.07 and a Λ0b transverse production polarisation of 0.06±0.07±0.02 are measured, where the first uncertainty is statistical and the second systematic..
arXiv:1302.5578; LHCB-PAPER-2012-057; CERN-PH-EP-2013-020; LHCB-PAPER-2012-057; CERN-PH-EP-2013-020.- Geneva : CERN, 2013-07-09 - 9 p. - Published in : Phys. Lett. B 724 (2013) 27 APS published version, local copy: PDF; Elsevier Open Access article: PDF; Fulltext: PDF; Related data file(s): ZIP; External link: Preprint
8.
Observation of the B0sψ(2S)η and B0(s)ψ(2S)π+π decays / LHCb Collaboration
First observations of the B0sψ(2S)η, B0ψ(2S)π+π and B0sψ(2S)π+π decays are made using a dataset corresponding to an integrated luminosity of 1.0 fb1 collected by the LHCb experiment in proton-proton collisions at a centre-of-mass energy of s=7 TeV. The ratios of the branching fractions of each of the ψ(2S) modes with respect to the corresponding J/ψ decays are B(B0sψ(2S)η)B(B0sJ/ψη)=0.83±0.14(stat)±0.12(syst)±0.02(B), B(B0ψ(2S)π+π)B(B0J/ψπ+π)=0.56±0.07(stat)±0.05(syst)±0.01(B), B(B0sψ(2S)π+π)B(B0sJ/ψπ+π)=0.34±0.04(stat)±0.03(syst)±0.01(B), where the third uncertainty corresponds to the uncertainties of the dilepton branching fractions of the J/ψ and ψ(2S) meson decays..
arXiv:1302.6354; CERN-PH-EP-2013-024; LHCB-PAPER-2012-053; CERN-PH-EP-2013-024; LHCB-PAPER-2012-053.- Geneva : CERN, 2013-06-21 - 16 p. - Published in : Nucl. Phys. B 871 (2013) 403-419 APS published version, local copy: PDF; Elsevier Open Access article: PDF; Fulltext: PDF; Related data file(s): ZIP; External link: Preprint
9.
Measurements of the branching fractions of B+pˉpK+ decays / LHCb Collaboration
The branching fractions of the decay B+pˉpK+ for different intermediate states are measured using data, corresponding to an integrated luminosity of 1.0 fb1, collected by the LHCb experiment. The total branching fraction, its charmless component (Mpˉp<2.85 GeV/c2) and the branching fractions via the resonant cˉc states ηc(1S) and ψ(2S) relative to the decay via a J/ψ intermediate state are B(B+pˉpK+)totalB(B+J/ψK+pˉpK+)=4.91±0.19(stat)±0.14(syst),B(B+pˉpK+)Mpˉp<2.85GeV/c2B(B+J/ψK+pˉpK+)=2.02±0.10(stat)±0.08(syst),B(B+ηc(1S)K+pˉpK+)B(B+J/ψK+pˉpK+)=0.578±0.035(stat)±0.027(syst),B(B+ψ(2S)K+pˉpK+)B(B+J/ψK+pˉpK+)=0.080±0.012(stat)±0.009(syst). Upper limits on the B+ branching fractions into the ηc(2S) meson and into the charmonium-like states X(3872) and X(3915) are also obtained..
arXiv:1303.7133; LHCB-PAPER-2012-047; CERN-PH-EP-2013-040; LHCB-PAPER-2012-047; CERN-PH-EP-2013-040.- Geneva : CERN, 2013-06-13 - 14 p. - Published in : Eur. Phys. J. C 73 (2013) 2462 Fulltext: PDF; Related data file(s): ZIP; Springer Open Access article: PDF; External link: Preprint
10.
Measurement of the B0K0e+e branching fraction at low dilepton mass / LHCb Collaboration
The branching fraction of the rate decay B0K0e+e in the dilepton mass region from 30 to 1000 MeV/c2 has been measured by the LHCb experiment, using pp collision data, corresponding to an integrated luminosity of 1.0 fb1, at a centre-of-mass energy of 7 TeV. The decay mode B0J/ψ(e+e)K0 is utilized as a normalization channel. [...]
arXiv:1304.3035; LHCB-PAPER-2013-005; CERN-PH-EP-2013-048; LHCB-PAPER-2013-005-CERN-PH-EP-2013-048; LHCB-PAPER-2013-005; CERN-PH-EP-2013-048.- Geneva : CERN, 2013 - 13 p. - Published in : JHEP 05 (2013) 159 Fulltext: PDF; Related data file(s): ZIP; Springer Open Access article: PDF; External link: Preprint

沒有尋找到什麼? 嘗試在以下的服務器查尋:
recid:2635070 在 Amazon
recid:2635070 在 CERN EDMS
recid:2635070 在 CERN Intranet
recid:2635070 在 CiteSeer
recid:2635070 在 Google Books
recid:2635070 在 Google Scholar
recid:2635070 在 Google Web
recid:2635070 在 IEC
recid:2635070 在 IHS
recid:2635070 在 INSPIRE
recid:2635070 在 ISO
recid:2635070 在 KISS Books/Journals
recid:2635070 在 KISS Preprints
recid:2635070 在 NEBIS
recid:2635070 在 SLAC Library Catalog