# PH-EP Preprints

Последние добавления:
2013-06-12
09:28
 Measurement of the differential branching fraction of the decay $\Lambda_b^0\rightarrow\Lambda\mu^+\mu^-$ / LHCb collaboration The differential branching fraction of the decay $\Lambda_b^0\rightarrow\Lambda\mu^+\mu^-$ is measured as a function of the square of the dimuon invariant mass, $q^2$. [...] arXiv:1306.2577 ; LHCB-PAPER-2013-025 ; CERN-PH-EP-2013-094. - 2013. - 23 p. Preprint - Full text - Fulltext - Related supplementary data file(s) - Related data file(s)

2013-06-11
06:12
 First observation of the decay $B_s^0 \rightarrow \phi \bar{K}^{*0}$ / LHCb collaboration A first observation of the decay $B_s^0 \rightarrow \phi \bar{K}^{*0}$ is reported from an analysis based on a data sample, corresponding to an integrated luminosity of 1.0 fb$^{-1}$ of $pp$ collisions at $\sqrt{s} = 7 TeV$, collected with the LHCb detector. [...] arXiv:1306.2239 ; LHCB-PAPER-2013-012 ; CERN-PH-EP-2013-087. - 2013. - 23 p. Preprint - Full text - Related data file(s) - Fulltext

2013-06-09
23:15
 Energy calibration and resolution of the CMS electromagnetic calorimeter in pp collisions at $\sqrt{s}$ = 7 TeV / CMS Collaboration The energy calibration and resolution of the electromagnetic calorimeter (ECAL) of the CMS detector have been determined using proton-proton collision data from LHC operation in 2010 and 2011 at a centre-of-mass energy of $\sqrt{s}$=7 TeV with integrated luminosities of about 5 inverse femtobarns. [...] arXiv:1306.2016 ; CMS-EGM-11-001 ; CERN-PH-EP-2013-097. - 2013. - 51 p. Preprint - Fulltext - Full text

2013-06-07
04:12
 Measurement of $C\!P$ violation in the phase space of $B^{\pm} \to K^{\pm} \pi^{+} \pi^{-}$ and $B^{\pm} \to K^{\pm} K^{+} K^{-}$ decays / LHCb collaboration The charmless decays $B^{\pm}\to K^{\pm}\pi^+\pi^-$ and $B^{\pm}\to K^{\pm}K^+K^-$ are reconstructed using data, corresponding to an integrated luminosity of 1.0 fb$^{-1}$, collected by LHCb in 2011. [...] arXiv:1306.1246 ; LHCB-PAPER-2013-027 ; CERN-PH-EP-2013-090. - 2013. - 9 p. Preprint - Full text - Related data file(s)

2013-06-05
17:42
 Measurement of the $W^+W^-$ cross section in pp collisions at $\sqrt{s}$ = 7 TeV and limits on anomalous $WW_\gamma$ and WWZ couplings / CMS Collaboration A measurement of $W^+W^-$ production in pp collisions at $\sqrt{s}$ = 7 TeV is presented. [...] arXiv:1306.1126 ; CMS-SMP-12-005 ; CERN-PH-EP-2013-075. - 2013. - 31 p. Fulltext - Full text - Preprint

2013-05-31
15:44
 Measurement of the hadronic activity in events with a Z and two jets and extraction of the cross section for the electroweak production of a Z with two jets in pp collisions at $\sqrt{s}$ = 7 TeV / CMS Collaboration The first measurement of the electroweak production cross section of a Z boson with two jets (Zjj) in pp collisions at $\sqrt{s}$ = 7 TeV is presented, based on a data sample recorded by the CMS experiment at the LHC with an integrated luminosity of 5 inverse femtobarns. [...] arXiv:1305.7389 ; CMS-FSQ-12-019 ; CERN-PH-EP-2013-060. - 2013. - 41 p. Fulltext - Full text - Preprint

2013-05-29
04:17
 Observation of $B^0_s\rightarrow\chi_{c1}\phi$ decay and study of $B^0\rightarrow\chi_{c1,2}K^{*0}$ decays / LHCb collaboration The first observation of the decay $B^0_s\rightarrow\chi_{c1}\phi$ and a study of $B^0\rightarrow\chi_{c1,2}K^{*0}$ decays are presented. [...] arXiv:1305.6511 ; CERN-PH-EP-2013-088 ; LHCB-PAPER-2013-024. - 2013. - 18 p. Preprint - Full text

2013-05-28
04:17
 Measurement of neutral strange particle production in the underlying event in proton-proton collisions at $\sqrt{s}$ = 7 TeV / CMS Collaboration Measurements are presented of the production of primary $K_S^0$ and $\Lambda$ particles in proton-proton collisions at $\sqrt{s}$ = 7 TeV in the region transverse to the leading charged-particle jet in each event. [...] arXiv:1305.6016 ; CMS-QCD-11-010 ; CERN-PH-EP-2013-086. - 2013. - 35 p. Preprint - Full text

2013-05-24
06:53
 Study of exclusive two-photon production of $W^{+}W^{-}$ in pp collisions at $\sqrt{s}$ =7 TeV and constraints on anomalous quartic gauge couplings / CMS Collaboration A search for exclusive or quasi-exclusive $W^+ W^-$ production by photon-photon interactions, $pp \to p^{(*)}W^+W^-p^{(*)}$, at $\sqrt{s}$ = 7 TeV is reported using data collected by the CMS detector with an integrated luminosity of 5.05 inverse femtobarns. [...] CERN-PH-EP-2013-084 ; CMS-FSQ-12-010 ; arXiv:1305.5596. - 2013. - 39 p. Fulltext - Full text

2013-05-23
04:11
 Search for the rare decay $D^0 \to \mu^+ \mu^-$ / LHCb collaboration A search for the rare decay $D^0 \to \mu^+ \mu^-$is performed using a data sample, corresponding to an integrated luminosity of 0.9 fb$^{-1}$, of $pp$ collisions collected at a centre-of-mass energy of 7 TeV by the LHCb experiment. [...] arXiv:1305.5059 ; CERN-PH-EP-2013-083 ; LHCB-PAPER-2013-013. - 2013. - 22 p. Preprint - Full text - Related data file(s)