# EP Preprints

Πρόσφατες προσθήκες:
2017-04-05
12:25
 Measurement of $\pi^{-}p$ elastic scattering in the Coulomb interference region at 100 GeV/c and 140 GeVc : preliminary results / Burq, J P ; Chemarin, M ; Chevallier, M ; Denisov, A S ; Ekelöf, T J C ; Grafström, P ; Hagberg, E ; Ille, B ; Kashchuk, A P ; Korolev, G A et al. 1980. - 4 p. Full text

2017-03-20
12:28
 Measurement of the $B^0_s\to\mu^+\mu^-$ branching fraction and effective lifetime and search for $B^0\to\mu^+\mu^-$ decays / LHCb Collaboration A search for the rare decays $B^0_s\to\mu^+\mu^-$ and $B^0\to\mu^+\mu^-$ is performed at the LHCb experiment using data collected in $pp$ collisions corresponding to a total integrated luminosity of 4.4 fb$^{-1}$. [...] CERN-EP-2017-041 ; LHCB-PAPER-2017-001 ; arXiv:1703.05747. - 2017. - 19 p. Full text - Related data file(s) - Related supplementary data file(s)

2017-03-09
08:59
 Search for the decays $B_s^0\to\tau^+\tau^-$ and $B^0\to\tau^+\tau^-$ / LHCb Collaboration A search for the rare decays $B_s^0\to\tau^+\tau^-$ and $B^0\to\tau^+\tau^-$ is performed using proton$-$proton collision data collected with the LHCb detector. [...] CERN-EP-2017-034 ; LHCB-PAPER-2017-003 ; arXiv:1703.02508. - 2017. - 21 p. Fulltext - Related data file(s) - Full text - Related supplementary data file(s)

2017-03-01
14:47
 Observation of the decay $\Lambda^0_b \to p K^- \mu^+ \mu^-$ and a search for $C\!P$ violation / LHCb Collaboration A search for $C\!P$ violation in the decay $\Lambda^0_b \to p K^- \mu^+ \mu^-$ is presented. [...] LHCB-PAPER-2016-059 ; CERN-EP-2017-032 ; arXiv:1703.00256. - 2017. - 19 p. Fulltext - Related data file(s) - Full text - Related supplementary data file(s)

2017-02-23
10:55
 Measurement of the $C\!P$ violation parameter $A_\Gamma$ in $D^0 \to K^+K^-$ and $D^0 \to \pi^+\pi^-$ decays / LHCb Collaboration Asymmetries in the time-dependent rates of $D^0 \to K^+ K^-$ and $D^0 \to \pi^+ \pi^-$ decays are measured in a $pp$ collision data sample collected with the LHCb detector during LHC Run 1, corresponding to an integrated luminosity of $3\,\mathrm{fb}^{-1}$. [...] LHCB-PAPER-2016-063 ; CERN-EP-2017-028 ; arXiv:1702.06490. - 2017. - 16 p. Fulltext - Related data file(s) - Preprint - Related supplementary data file(s)

2017-01-27
16:36
 Study of the $D^0 p$ amplitude in $\Lambda_b^0\to D^0 p \pi^-$ decays / LHCb Collaboration An amplitude analysis of the decay $\Lambda_b^0\to D^0 p \pi^-$ is performed in the part of the phase space containing resonances in the $D^0 p$ channel. [...] CERN-EP-2017-007 ; arXiv:1701.07873 ; LHCB-PAPER-2016-061. - 2017. - 41 p. Full text - Related data file(s)

2017-01-19
14:39
 Observation of the $\varXi^{-}_{b}\to J/\psi\varLambda K^{-}$ decay / LHCb Collaboration The observation of the decay $\varXi_{b}^{-}\to J/\psi\varLambda K^{-}$ is reported, using a data sample corresponding to an integrated luminosity of $3~\mathrm{fb}^{-1}$, collected by the LHCb detector in $pp$ collisions at centre-of-mass energies of $7$ and $8~\mathrm{TeV}$ [...] CERN-EP-2016-318 ; arXiv:1701.05274 ; LHCB-PAPER-2016-053. - 2017. - 17 p. Fulltext - Related data file(s) - Full text

2017-01-19
09:34
 Study of $J/\psi$ production in jets / LHCb Collaboration The production of $J/\psi$ mesons in jets is studied in the forward region of proton-proton collisions using data collected with the LHCb detector at a center-of-mass energy of 13 TeV. [...] LHCB-PAPER-2016-064 ; CERN-EP-2017-006 ; arXiv:1701.05116 ; LHCB-PAPER-2016-064. - 2017. - 23 p. Fulltext - Related data file(s) - Full text - Related supplementary data file(s)

2017-01-09
11:46
 Measurement of $CP$ asymmetries in $D^{\pm}\rightarrow \eta^{\prime} \pi^{\pm}$ and $D_s^{\pm}\rightarrow \eta^{\prime} \pi^{\pm}$ decays / LHCb Collaboration A search for $CP$ violation in $D^{\pm}\rightarrow \eta^{\prime} \pi^{\pm}$ and $D^{\pm}_{s}\rightarrow \eta^{\prime} \pi^{\pm}$ decays is performed using proton-proton collision data, corresponding to an integrated luminosity of $3$ fb$^{-1}$, recorded by the LHCb experiment at centre-of-mass energies of $7$ and $8$ TeV. [...] CERN-EP-2016-315 ; arXiv:1701.01871 ; LHCB-PAPER-2016-041. - 2017. - 20 p. Fulltext - Related data file(s) - Preprint - Related supplementary data file(s)

2016-12-23
07:36
 Measurement of the $J/\psi$ pair production cross-section in $pp$ collisions at $\sqrt{s} = 13 \,{\mathrm{TeV}}$ / LHCb Collaboration The production cross-section of $J/\psi$ pairs is measured using a data sample of $pp$ collisions collected by the LHCb experiment at a centre-of-mass energy of $\sqrt{s} = 13 \,{\mathrm{TeV}}$, corresponding to an integrated luminosity of $279 \pm 11 \,{\mathrm{pb^{-1}}}$. [...] arXiv:1612.07451 ; CERN-EP-2016-307 ; LHCB-PAPER-2016-057. - 2016. - 40 p. Full text - Related data file(s) - Related supplementary data file(s)