LHCb Papers

Posledne pridané:
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 $3\,\mathrm{fb}^{-1}$. [...] CERN-EP-2017-028 ; arXiv:1702.06490 ; LHCB-PAPER-2016-063. - 2017. - 16 p. Fulltext - Related data file(s) - Preprint - Related supplementary data file(s)

2017-01-31
07:18
 Observation of the suppressed decay $\Lambda^{0}_{b}\rightarrow p\pi^{-}\mu^{+}\mu^{-}$ / LHCb Collaboration The suppressed decay $\Lambda^{0}_{b}\rightarrow p\pi^{-}\mu^{+}\mu^{-}$, excluding the $J/\psi$ and $\psi(2S)\rightarrow \mu^{+}\mu^{-}$ resonances, is observed for the first time with a significance of 5.5 standard deviations. [...] arXiv:1701.08705 ; CERN-EP-2016-312 ; LHCB-PAPER-2016-049. - 2017. - 16 p. Preprint - Full text - Related data file(s) - 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)

2017-01-21
07:23
 Measurement of the $B^{\pm}$ production asymmetry and the $CP$ asymmetry in $B^{\pm} \to J/\psi K^{\pm}$ decays / LHCb Collaboration The $B^{\pm}$ meson production asymmetry in $pp$ collisions is measured using $B^+ \to \bar{D}^0 \pi^+$ decays [...] arXiv:1701.05501 ; CERN-EP-2016-325 ; LHCB-PAPER-2016-054. - 2017. - 19 p. Full text - Related data file(s) - Related supplementary 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. [...] 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)

2017-01-09
11:13
 Observation of $B_{c}^{+} \rightarrow D^{0} K^{+}$ decays / LHCb Collaboration Using proton-proton collision data corresponding to an integrated luminosity of 3.0 fb$^{-1}$, recorded by the LHCb detector at centre-of-mass energies of 7 and 8 TeV, the $B_{c}^{+} \rightarrow D^{0} K^{+}$ decay is observed with a statistical significance of 5.1 standard deviations. [...] CERN-EP-2016-314 ; arXiv:1701.01856 ; LHCB-PAPER-2016-058. - 2017. - 15 p. Fulltext - Related data file(s) - Preprint - Related supplementary data file(s)

2016-12-29
07:30
 Search for the $B^{0}_{s} \to \eta^{\prime}\phi$ decay / LHCb Collaboration A search for the charmless $B^{0}_{s} \to \eta^{\prime}\phi$ decay is performed using $pp$ collision data collected by the LHCb experiment at centre-of-mass energies of $7$ and $8$ TeV, corresponding to an integrated luminosity of 3 fb$^{-1}$. [...] CERN-EP-2016-304 ; LHCB-PAPER-2016-060 ; arXiv:1612.08110. - 18 p. Full text

2016-12-27
08:08
 Search for long-lived scalar particles in $B^+ \to K^+ \chi (\mu^+\mu^-)$ decays / LHCb Collaboration A search for a long-lived scalar particle $\chi$ is performed, looking for the decay ${B^+ \to K^+ \chi}$ with ${\chi \to \mu^+\mu^-}$ in $pp$ collision data corresponding to an integrated luminosity of $3\, {\rm fb}^{-1}$, collected by the LHCb experiment at centre-of-mass energies of $\sqrt{s}=7$ and 8$\,$TeV. [...] CERN-EP-2016-302 ; LHCB-PAPER-2016-052 ; arXiv:1612.07818. - 15 p. Full text