N. A. Smith

activity

20102024

most citedDetermination of the X(3872) meson quantum numbers

415 citations · 8.8k across the 132 of their papers we have counts for

collaborators

Showing 2014 · hep-exShow all

34 papers · 2 filters

hep-ex2014★ 57 cited

Measurement of the CP-violating phase $β$ in $B^{0} \to J / ψ π^{+} π^{-}$ decays and limits on penguin effects

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

Time-dependent CP violation is measured in the $B^{0} \to J / ψ π^{+} π^{-}$ channel for each $π^{+} π^{-}$ resonant final state using data collected with an integrated luminosity of 3.0 f…

hep-ex2014★ 24 cited

Study of the rare $B_{s}^{0}$ and $B^{0}$ decays into the $π^{+} π^{-} μ^{+} μ^{-}$ final state

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

A search for the rare decays $B_{s}^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ and $B^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ is performed in a data set corresponding to an integrated luminosity of 3.0 fb $^{- 1}$ collected by…

hep-ex2014★ 49 cited

Measurement of the lifetime of the $B_{c}^{+}$ meson using the $B_{c}^{+} \to J / ψ π^{+}$ decay mode

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

The difference in total widths between the $B_{c}^{+}$ and $B^{+}$ mesons is measured using 3.0fb $^{- 1}$ of data collected by the LHCb experiment in 7 and 8 TeV centre-of-mass energy pro…

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★ 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★ 71 cited

Search for the lepton flavour violating decay $τ^{-} \to μ^{-} μ^{+} μ^{-}$

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

A search for the lepton flavour violating decay $τ^{-} \to μ^{-} μ^{+} μ^{-}$ is performed with the LHCb experiment. The data sample corresponds to an integrated luminosity of $1.0\mathrm{\,f…

hep-ex2014★ 46 cited

Measurement of the CP-violating phase $ϕ_{s}$ in $B ˉ_{s}^{0} \to D_{s}^{+} D_{s}^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +703

We present a measurement of the $C P$ -violating weak mixing phase $ϕ_{s}$ using the decay $B ˉ_{s}^{0} \to D_{s}^{+} D_{s}^{-}$ in a data sample corresponding to $3.0$ fb $^{- 1}$ of…

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★ 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★ 30 cited

Measurement of the CKM angle γusing B^\pm --> D K^\pm with D-->K_Sπ^+π^-, K_SK^+K^- decays

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

A binned Dalitz plot analysis of $B^{\pm} \to D K^{\pm}$ decays, with $D \to K_{S} π^{+} π^{-}$ and $D \to K_{S} K^{+} K^{-}$ , is performed to measure the \CP-violating observables $x_{\pm}$ and $y…

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 $C P$ asymmetries in the decays $B^{0} \to K^{* 0} μ^{+} μ^{-}$ and $B^{+} \to K^{+} μ^{+} μ^{-}$

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

The direct $C P$ asymmetries of the decays $B^{0} \to K^{* 0} μ^{+} μ^{-}$ and $B^{+} \to K^{+} μ^{+} μ^{-}$ are measured using $pp$ collision data corresponding to an integrat…

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★ 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★ 17 cited

Observation of $B_{s}^{0} \to K^{\pm} K^{\mp}$ and evidence for $B_{s}^{0} \to K^{-} π^{+}$ decays

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

Measurements of the branching fractions of $B_{s}^{0} \to K^{*\pm} K^{\mp}$ and $B_{s}^{0} \to K^{*\pm} π^{\mp}$ decays are performed using a data sample corresponding to $1.0 fb^{- 1}$ o…

hep-ex2014★ 40 cited

Measurement of $C P$ violation and constraints on the CKM angle $γ$ in $B^{\pm} \to D K^{\pm}$ with $D \to K_{S}^{0} π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +695

A model-dependent amplitude analysis of $B^{\pm} \to D K^{\pm}$ with $D \to K_{S}^{0} π^{+} π^{-}$ decays is performed using proton-proton collision data, corresponding to…

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

Search for CP violation in $D^{\pm} \to K_{S}^{0} K^{\pm}$ and $D_{s}^{\pm} \to K_{S}^{0} π^{\pm}$ decays

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

A search for \CP violation in Cabibbo-suppressed $D^{\pm} \to K_{S}^{0} K^{\pm}$ and $D_{s}^{\pm} \to K_{S}^{0} π^{\pm}$ decays is performed using $pp$ …

hep-ex2014★ 57 cited

Observation of $Z$ production in proton-lead collisions at LHCb

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

The first observation of $Z$ boson production in proton-lead collisions at a centre-of-mass energy per proton-nucleon pair of $s_{N N} = 5 TeV$ is presented. The data sa…

hep-ex2014★ 58 cited

Precision measurement of the mass and lifetime of the $Ξ_{b}^{0}$ baryon

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

Using a proton-proton collision data sample corresponding to an integrated luminosity of 3 fb $^{- 1}$ collected by LHCb at center-of-mass energies of 7 and 8 TeV, about 3800 $Ξ_b^0\…

hep-ex2014★ 75 cited

Study of the kinematic dependences of $Λ_{b}^{0}$ production in $pp$ collisions and a measurement of the $Λ_{b}^{0} \to Λ_{c}^{+} π^{-}$ branching fraction

R. Aaij, B. Adeva, M. Adinolfi +689

The kinematic dependences of the relative production rates, $f_{Λ_{b}^{0}} / f_{d}$ , of $Λ_{b}^{0}$ baryons and $B ˉ^{0}$ mesons are measured using $Λ_{b}^{0} \to Λ_{c}^{+} π^{-}$ and $\bar{B}…

hep-ex2014★ 398 cited

Observation of the resonant character of the $Z (4430)^{-}$ state

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

Resonant structures in $B^{0} \to ψ^{'} π^{-} K^{+}$ decays are analyzed by performing a four-dimensional fit of the decay amplitude, using $pp$ collision data corresponding to $3f b^{- 1}$ …

Measurement of the CP-violating phase β in B0→J/ψπ+π− decays and limits on penguin effects

Study of the rare Bs0​ and B0 decays into the π+π−μ+μ− final state

Measurement of the lifetime of the Bc+​ meson using the Bc+​→J/ψπ+ decay mode

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

Measurement of the semileptonic CP asymmetry in B0−B0 mixing

Search for the lepton flavour violating decay τ−→μ−μ+μ−

Measurement of the CP-violating phase ϕs​ in Bˉs0​→Ds+​Ds−​ decays

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

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

Measurement of the CKM angle γusing B^\pm --> D K^\pm with D-->K_Sπ^+π^-, K_SK^+K^- decays

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

Measurement of CP asymmetries in the decays B0→K∗0μ+μ− and B+→K+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

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

Observation of Bs0​→K∗±K∓ and evidence for Bs0​→K∗−π+ decays

Measurement of CP violation and constraints on the CKM angle γ in B±→DK± with D→KS0​π+π− decays

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

Search for CP violation in D±→KS0​K± and Ds±​→KS0​π± decays

Observation of Z production in proton-lead collisions at LHCb

Precision measurement of the mass and lifetime of the Ξb0​ baryon

Study of the kinematic dependences of Λb0​ production in pp collisions and a measurement of the Λb0​→Λc+​π− branching fraction

Observation of the resonant character of the Z(4430)− state

Measurement of the CP-violating phase $β$ in $B^{0} \to J / ψ π^{+} π^{-}$ decays and limits on penguin effects

Study of the rare $B_{s}^{0}$ and $B^{0}$ decays into the $π^{+} π^{-} μ^{+} μ^{-}$ final state

Measurement of the lifetime of the $B_{c}^{+}$ meson using the $B_{c}^{+} \to J / ψ π^{+}$ decay mode

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

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

Search for the lepton flavour violating decay $τ^{-} \to μ^{-} μ^{+} μ^{-}$

Measurement of the CP-violating phase $ϕ_{s}$ in $B ˉ_{s}^{0} \to D_{s}^{+} D_{s}^{-}$ decays

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

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

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

Measurement of $C P$ asymmetries in the decays $B^{0} \to K^{* 0} μ^{+} μ^{-}$ and $B^{+} \to K^{+} μ^{+} μ^{-}$

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

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

Observation of $B_{s}^{0} \to K^{\pm} K^{\mp}$ and evidence for $B_{s}^{0} \to K^{-} π^{+}$ decays

Measurement of $C P$ violation and constraints on the CKM angle $γ$ in $B^{\pm} \to D K^{\pm}$ with $D \to K_{S}^{0} π^{+} π^{-}$ decays

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

Search for CP violation in $D^{\pm} \to K_{S}^{0} K^{\pm}$ and $D_{s}^{\pm} \to K_{S}^{0} π^{\pm}$ decays

Observation of $Z$ production in proton-lead collisions at LHCb

Precision measurement of the mass and lifetime of the $Ξ_{b}^{0}$ baryon

Study of the kinematic dependences of $Λ_{b}^{0}$ production in $pp$ collisions and a measurement of the $Λ_{b}^{0} \to Λ_{c}^{+} π^{-}$ branching fraction

Observation of the resonant character of the $Z (4430)^{-}$ state