S. Cadeddu

activity

20092026

J / ψ p

resonances consistent with pentaquark states in

Λ_{b}^{0} \to J / ψ K^{-} p

decays

1.3k citations · 32k across the 646 of their papers we have counts for

collaborators

Showing 2014Show all

49 papers · 1 filter

hep-ex2014★ 25 cited

Measurement of the inelastic $pp$ cross-section at a centre-of-mass energy of $s = 7$ TeV

LHCb collaboration, R. Aaij, B. Adeva +699

The cross-section for inelastic proton-proton collisions, with at least one prompt long-lived charged particle of transverse momentum $p_{T} > 0.2$ GeV/ $c$ in the pseudorapidity…

hep-ex2014★ 1.1k cited

LHCb Detector Performance

LHCb collaboration, R. Aaij, B. Adeva +702

The LHCb detector is a forward spectrometer at the Large Hadron Collider (LHC) at CERN. The experiment is designed for precision measurements of CP violation and rare decays of bea…

hep-ex2014★ 52 cited

Search for long-lived particles decaying to jet pairs

LHCb collaboration, R. Aaij, B. Adeva +699

A search is presented for long-lived particles with a mass between 25 and 50 GeV $/ c^{2}$ and a lifetime between 1 and 200 ps in a sample of proton-proton collisions at a centre-of-ma…

hep-ex2014★ 140 cited

Precision measurement of $C P$ violation in $B_{s}^{0} \to J / ψ K^{+} K^{-}$ decays

R. Aaij, B. Adeva, M. Adinolfi +696

The time-dependent $C P$ asymmetry in $B_{s}^{0} \to J / ψ K^{+} K^{-}$ decays is measured using $pp$ collision data, corresponding to an integrated luminosity of $3.0$ fb $^{- 1}$ , collected with…

hep-ex2014★ 25 cited

Study of $η - η^{'}$ mixing from measurement of $B_{(s)}^{0} \to J / ψ η^{(')}$ ~decay rates

LHCb collaboration, R. Aaij, B. Adeva +701

A study of $B^{0}$ ~and $B_{s}^{0}$ meson decays into $J / ψ η$ ~and $J / ψ η^{'}$ final states is performed using a data set of proton-proton collisions at centre-of-mass energies of 7 and…

hep-ex2014★ 75 cited

Observation of two new $Ξ_{b}^{-}$ baryon resonances

LHCb collaboration, R. Aaij, B. Adeva +699

Two structures are observed close to the kinematic threshold in the $Ξ_{b}^{0} π^{-}$ mass spectrum in a sample of proton-proton collision data, corresponding to an integrated luminosity…

hep-ex2014★ 81 cited

Measurement of $B_{c}^{+}$ production in proton-proton collisions at $s = 8$ TeV

LHCb collaboration, R. Aaij, B. Adeva +702

Production of $B_{c}^{+}$ mesons in proton-proton collisions at a center-of-mass energy of 8 TeV is studied with data corresponding to an integrated luminosity of $2.0 fb^{- 1}$ r…

hep-ex2014★ 21 cited

Measurement of the Z+b-jet cross-section in pp collisions at $s = 7 Te V$ in the forward region

LHCb collaboration, R. Aaij, B. Adeva +699

The associated production of a Z boson or an off-shell photon $γ^{*}$ with a bottom quark in the forward region is studied using proton-proton collisions at a centre-of-mass energy o…

hep-ex2014★ 36 cited

Measurement of the $χ_{b} (3 P)$ mass and of the relative rate of $χ_{b 1} (1 P)$ and $χ_{b 2} (1 P)$ production

LHCb collaboration, R. Aaij, B. Adeva +696

The production of $χ_{b}$ mesons in proton-proton collisions is studied using a data sample collected by the LHCb detector, at centre-of-mass energies of $s = 7$ and $8$ TeV and…

hep-ex2014★ 54 cited

Measurement of the semileptonic $C P$ asymmetry in $B^{0} - B^{0}$ mixing

LHCb collaboration, R. Aaij, B. Adeva +700

The semileptonic $C P$ asymmetry in $B^{0} - B^{0}$ mixing, $a_{sl}^{d}$ , is measured in proton-proton collision data, corresponding to an integrated luminosity of 3.0 fb$^…

hep-ex2014★ 46 cited

Precision measurement of the mass and lifetime of the Xi_b^- baryon

LHCb collaboration, R. Aaij, B. Adeva +699

We report on measurements of the mass and lifetime of the Xi_b^- baryon using about 1800 Xi_b^- decays reconstructed in a proton-proton collision data set corresponding to an integ…

hep-ex2014★ 101 cited

Measurement of the $η_{c} (1 S)$ production cross-section in proton-proton collisions via the decay $η_{c} (1 S) \to p p ˉ$

LHCb collaboration, R. Aaij, C. Abellán Beteta +705

The production of the $η_{c} (1 S)$ state in proton-proton collisions is probed via its decay to the $p p ˉ$ final state with the LHCb detector, in the rapidity range $2.0 < y < 4…

hep-ex2014★ 36 cited

First observation of a baryonic $B_{c}^{+}$ decay

LHCb collaboration, R. Aaij, B. Adeva +699

A baryonic decay of the $B_{c}^{+}$ meson, $B_{c}^{+} \to J / ψ p p π^{+}$ , is observed for the first time, with a significance of $7.3$ standard deviations, in $pp$ collision data coll…

hep-ex2014★ 115 cited

Measurements of $C P$ violation in the three-body phase space of charmless $B^{\pm}$ decays

LHCb collaboration, R. Aaij, B. Adeva +701

The charmless three-body decay modes $B^{\pm} \to K^{\pm} π^{+} π^{-}$ , $B^{\pm} \to K^{\pm} K^{+} K^{-}$ , $B^{\pm} \to π^{\pm} K^{+} K^{-}$ and $B^{\pm} \r…

hep-ex2014★ 30 cited

Determination of gamma and -2beta_s from charmless two-body decays of beauty mesons

LHCb collaboration, R. Aaij, C. Abellán Beteta +702

Using the latest LHCb measurements of time-dependent CP violation in the B^0_s -> K^+K^- decay, a U-spin relation between the decay amplitudes of B^0_s -> K^+K^- and B^0 -> π^+π^-…

hep-ex2014★ 64 cited

Measurement of the forward $W$ boson cross-section in $pp$ collisions at $s = 7 TeV$

LHCb collaboration, R. Aaij, B. Adeva +698

A measurement of the inclusive $W \to μν$ production cross-section using data from $pp$ collisions at a centre-of-mass energy of $s = 7 TeV$ is presented. The analy…

hep-ex2014★ 27 cited

Search for $C P$ violation using $T$ -odd correlations in $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +702

A search for $C P$ violation using $T$ -odd correlations is performed using the four-body $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ decay, selected from semileptonic $B$ decays. The data sample corresp…

hep-ex2014★ 14 cited

First observations of the rare decays $B^{+} - > K^{+} π^{+} π^{-} μ^{+} μ^{-}$ and $B^{+} - > ϕ K^{+} μ^{+} μ^{-}$

LHCb collaboration, R. Aaij, B. Adeva +697

First observations of the rare decays $B^{+} \to K^{+} π^{+} π^{-} μ^{+} μ^{-}$ and $B^{+} \to ϕ K^{+} μ^{+} μ^{-}$ are presented using data corresponding to an integrated luminosity of $3.0\,{…

hep-ex2014★ 38 cited

Measurement of the B0bar-B0 and Bsbar-Bs production asymmetries in pp collisions at sqrt(s)=7 TeV

LHCb collaboration, R. Aaij, B. Adeva +700

The B0bar-B0 and Bsbar-Bs production asymmetries, AP(B0) and AP(Bs), are measured by means of a time-dependent analysis of B0 -> J/ψK*0, B0 -> D- pi+ and Bs -> Ds- pi+ decays, usin…

hep-ex2014★ 26 cited

Study of $χ_{b}$ meson production in pp collisions at $s = 7$ and 8TeV and observation of the decay $χ_{b} \to Υ (3 S) γ$

LHCb collaboration, R. Aaij, B. Adeva +698

A study of $χ_{b}$ meson production at LHCb is performed on proton-proton collision data, corresponding to 3.0fb $^{- 1}$ of integrated luminosity collected at centre-of-mass energie…

hep-ex2014★ 50 cited

Observation of the $Λ_{b}^{0} \to J / ψ p π^{-}$ decay

LHCb collaboration, R. Aaij, B. Adeva +702

The first observation of the Cabibbo-suppressed decay $Λ_{b}^{0} \to J / ψ p π^{-}$ is reported using a data sample of proton-proton collisions at 7 and 8 TeV, corresponding to an in…

hep-ex2014★ 130 cited

Dalitz plot analysis of $B_{s}^{0} \to D ˉ^{0} K^{-} π^{+}$ decays

LHCb collaboration, R. Aaij, B. Adeva +701

The resonant substructure of $B_{s}^{0} \to D ˉ^{0} K^{-} π^{+}$ decays is studied with the Dalitz plot analysis technique. The study is based on a data sample corresponding to a…

hep-ex2014★ 27 cited

Measurement of CP asymmetry in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays

LHCb collaboration, R. Aaij, B. Adeva +698

We report on measurements of the time-dependent CP violating observables in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays using a dataset corresponding to 1.0 fb $^{- 1}$ of pp collisi…

hep-ex2014★ 26 cited

Evidence for CP violation in $B^{+} \to p p ˉ K^{+}$ decays

LHCb collaboration, R. Aaij, B. Adeva +698

Three-body $B^{+} \to p p K^{+}$ and $B^{+} \to p p π^{+}$ decays are studied using a data sample corresponding to an integrated luminosity of 3.0 $f b^{- 1}$ collected by…

Measurement of the inelastic pp cross-section at a centre-of-mass energy of s​=7 TeV

LHCb Detector Performance

Search for long-lived particles decaying to jet pairs

Precision measurement of CP violation in Bs0​→J/ψK+K− decays

Study of η−η′ mixing from measurement of B(s)0​→J/ψη(′)~decay rates

Observation of two new Ξb−​ baryon resonances

Measurement of Bc+​ production in proton-proton collisions at s​=8 TeV

Measurement of the Z+b-jet cross-section in pp collisions at s​=7TeV in the forward region

Measurement of the χb​(3P) mass and of the relative rate of χb1​(1P) and χb2​(1P) production

Measurement of the semileptonic CP asymmetry in B0−B0 mixing

Precision measurement of the mass and lifetime of the Xi_b^- baryon

Measurement of the ηc​(1S) production cross-section in proton-proton collisions via the decay ηc​(1S)→ppˉ​

First observation of a baryonic Bc+​ decay

Measurements of CP violation in the three-body phase space of charmless B± decays

Determination of gamma and -2beta_s from charmless two-body decays of beauty mesons

Measurement of the forward W boson cross-section in pp collisions at s​=7TeV

Search for CP violation using T-odd correlations in D0→K+K−π+π− decays

First observations of the rare decays B+−>K+π+π−μ+μ− and B+−>ϕK+μ+μ−

Measurement of the B0bar-B0 and Bsbar-Bs production asymmetries in pp collisions at sqrt(s)=7 TeV

Study of χb​ meson production in pp collisions at s​=7 and 8TeV and observation of the decay χb​→Υ(3S)γ

Observation of the Λb0​→J/ψpπ− decay

Dalitz plot analysis of Bs0​→Dˉ0K−π+ decays

Measurement of CP asymmetry in Bs0​→Ds∓​K± decays

Evidence for CP violation in B+→ppˉ​K+ decays

Measurement of the inelastic $pp$ cross-section at a centre-of-mass energy of $s = 7$ TeV

Precision measurement of $C P$ violation in $B_{s}^{0} \to J / ψ K^{+} K^{-}$ decays

Study of $η - η^{'}$ mixing from measurement of $B_{(s)}^{0} \to J / ψ η^{(')}$ ~decay rates

Observation of two new $Ξ_{b}^{-}$ baryon resonances

Measurement of $B_{c}^{+}$ production in proton-proton collisions at $s = 8$ TeV

Measurement of the Z+b-jet cross-section in pp collisions at $s = 7 Te V$ in the forward region

Measurement of the $χ_{b} (3 P)$ mass and of the relative rate of $χ_{b 1} (1 P)$ and $χ_{b 2} (1 P)$ production

Measurement of the semileptonic $C P$ asymmetry in $B^{0} - B^{0}$ mixing

Measurement of the $η_{c} (1 S)$ production cross-section in proton-proton collisions via the decay $η_{c} (1 S) \to p p ˉ$

First observation of a baryonic $B_{c}^{+}$ decay

Measurements of $C P$ violation in the three-body phase space of charmless $B^{\pm}$ decays

Measurement of the forward $W$ boson cross-section in $pp$ collisions at $s = 7 TeV$

Search for $C P$ violation using $T$ -odd correlations in $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ decays

First observations of the rare decays $B^{+} - > K^{+} π^{+} π^{-} μ^{+} μ^{-}$ and $B^{+} - > ϕ K^{+} μ^{+} μ^{-}$

Study of $χ_{b}$ meson production in pp collisions at $s = 7$ and 8TeV and observation of the decay $χ_{b} \to Υ (3 S) γ$

Observation of the $Λ_{b}^{0} \to J / ψ p π^{-}$ decay

Dalitz plot analysis of $B_{s}^{0} \to D ˉ^{0} K^{-} π^{+}$ decays

Measurement of CP asymmetry in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays

Evidence for CP violation in $B^{+} \to p p ˉ K^{+}$ decays