# EP Preprints

Ostatnio dodane:
2016-12-05
09:12
 Search for massive long-lived particles decaying semileptonically in the LHCb detector A search is presented for massive long-lived particles decaying into a muon and two quarks. [...] CERN-EP-2016-283 ; LHCB-PAPER-2016-047. - 2016. Fulltext - Previous draft version - Related data file(s)

2016-12-02
12:44
 Search for decays of neutral beauty mesons into four muons / LHCb collaboration A search for the non-resonant decays $B^0_s \rightarrow \mu^{+}\mu^{-}\mu^{+}\mu^{-}$ and $B^0 \rightarrow \mu^{+}\mu^{-}\mu^{+}\mu^{-}$ is presented [...] arXiv:1611.07704 ; LHCB-PAPER-2016-043 ; CERN-EP-2016-276. - 2016. Preprint - Full text

2016-11-24
09:31
 Evidence for the two-body charmless baryonic decay $B^+ \to p \kern 0.1em\overline{\kern -0.1em\Lambda}$ / LHCb Collaboration A search for the rare two-body charmless baryonic decay $B^+ \to p \kern 0.1em\overline{\kern -0.1em\Lambda}$ is performed with $pp$ collision data, corresponding to an integrated luminosity of $3\mbox{fb}^{-1}$, collected by the LHCb experiment at centre-of-mass energies of $7$ and $8\mathrm{\,Te\kern -0.1em V}$. [...] arXiv:1611.07805 ; LHCB-PAPER-2016-048 ; CERN-EP-2016-275. - 2016. - 18 p. Related data file(s) - Preprint - Preprint

2016-11-21
07:41
 Measurements of charm mixing and $C\!P$ violation using $D^0 \to K^\pm \pi^\mp$ decays / LHCb collaboration Measurements of charm mixing and $C\!P$ violation parameters from the decay-time-dependent ratio of $D^0 \to K^+ \pi^-$ to $D^0 \to K^- \pi^+$ decay rates and the charge-conjugate ratio are reported. [...] arXiv:1611.06143 ; CERN-EP-2016-280 ; LHCB-PAPER-2016-033. - 2016. - 24 p. Preprint - Full text - Related data file(s) - Related supplementary data file(s)

2016-11-10
07:44
 Measurement of the CKM angle $\gamma$ from a combination of LHCb results / LHCb collaboration A combination of measurements sensitive to the CKM angle $\gamma$ from LHCb is performed. [...] arXiv:1611.03076 ; LHCB-PAPER-2016-032 ; CERN-EP-2016-270. - 2016. - 58 p. Preprint - Full text - Related data file(s)

2016-11-07
11:04
 Suppression of $\Upsilon(1S)$, $\Upsilon(2S)$ and $\Upsilon(3S)$ production in PbPb collisions at $\sqrt{s}_{NN}$ = 2.76 TeV / CMS Collaboration The production yields of Upsilon(1S), Upsilon(2S), and Upsilon(3S) quarkonium states are measured through their decays into muon pairs in the CMS detector, in PbPb and pp collisions at the centre-of-mass energy per nucleon pair of 2.76 TeV. [...] arXiv:1611.01510 ; CMS-HIN-15-001 ; CERN-EP-2016-248. - 2016. Preprint - Full text

2016-11-07
11:00
 Relative modification of prompt ${\psi\mathrm{(2S)}}$ and $\mathrm{J}/\psi$ yields from pp to PbPb collisions at ${\sqrt{s_{\mathrm{NN}}}} =$ 5.02 TeV / CMS Collaboration The relative modification of the prompt ${\psi\mathrm{(2S)}}$ and $\mathrm{J}/\psi$ yields from pp to PbPb collisions, at the center of mass energy of 5.02 TeV per nucleon pair, is presented. [...] arXiv:1611.01438 ; CMS-HIN-16-004 ; CERN-EP-2016-258. - 2016. - 28 p. Preprint - Full text

2016-11-01
07:47
 Measurement of $CP$ asymmetry in $D^0\rightarrow K^-K^+$ decays / LHCb collaboration A measurement of the time-integrated $CP$ asymmetry in the Cabibbo-suppressed decay $D^0\rightarrow K^-K^+$ is performed using pp collision data, corresponding to an integrated luminosity of 3fb$^-1$, collected with the LHCb detector at centre-of-mass energies of 7 and 8 TeV. [...] arXiv:1610.09476 ; CERN-EP-2016-259 ; LHCB-PAPER-2016-035. - 2016. - 22 p. Preprint - Full text - Related data file(s) - Related supplementary data file(s)

2016-10-27
08:36
 Observation of the annihilation decay mode $B^{0}\to K^{+}K^{-}$ / LHCb collaboration A search for the $B^{0}\to K^{+}K^{-}$ decay is performed using $pp$-collision data collected by LHCb. [...] arXiv:1610.08288 ; LHCB-PAPER-2016-036 ; CERN-EP-2016-255. - 2016. - 16 p. Preprint - Full text - Related data file(s) - Related supplementary data file(s)

2016-10-27
08:35
 Measurement of forward $t\overline{t}$, $W+b\overline{b}$ and $W+c\overline{c}$ production in $pp$ collisions at $\sqrt{s}=8$ TeV / LHCb collaboration The production of $t\overline{t}$, $W+b\overline{b}$ and $W+c\overline{c}$ is studied in the forward region of proton-proton collisions collected at a centre-of-mass energy of 8 TeV by the LHCb experiment, corresponding to an integrated luminosity of 1.98 $\pm$ 0.02 $\mbox{fb}^{-1}$. [...] arXiv:1610.08142 ; LHCB-PAPER-2016-038 ; CERN-EP-2016-232. - 2016. - 20 p. Preprint - Full text - Related data file(s) - Related supplementary data file(s)