S. Lee

activity

20102022

J / ψ Λ

structure and observation of excited

Ξ^{-}

states in the

Ξ_{b}^{-} \to J / ψ Λ K^{-}

decay

268 citations · 806 across the 25 of their papers we have counts for

collaborators

26 papers

hep-ex2022★ 10 cited

Search for the lepton-flavour violating decays $B^{0} \to K^{* 0} μ^{\pm} e^{\mp}$ and $B_{s}^{0} \to ϕ μ^{\pm} e^{\mp}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1003

A search for the lepton-flavour violating decays $B^{0} \to K^{* 0} μ^{\pm} e^{\mp}$ and $B_{s}^{0} \to ϕ μ^{\pm} e^{\mp}$ is presented, using proton-proton collision data collected by the LHCb de…

nucl-ex2022★ 15 cited

Nuclear modification factor of neutral pions in the forward and backward regions in $p$ -Pb collisions

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +999

The nuclear modification factor of neutral pions is measured in proton-lead collisions collected at a center-of-mass energy per nucleon of $8.16 TeV$ with the LHCb detector.…

hep-ex2022★ 11 cited

Measurement of the charm mixing parameter $y_{C P} - y_{C P}^{K π}$ using two-body $D^{0}$ meson decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +995

A measurement of the ratios of the effective decay widths of $D^{0} \to π^{-} π^{+}$ and $D^{0} \to K^{-} K^{+}$ decays over that of $D^{0} \to K^{-} π^{+}$ decays is performed with the LHCb experiment…

hep-ex2022★ 33 cited

Observation of the doubly charmed baryon decay $Ξ_{cc}^{++} \to Ξ_{c}^{^{'} +} π^{+}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +995

The $Ξ_{cc}^{++} \to Ξ_{c}^{^{'} +} π^{+}$ decay is observed using proton-proton collisions collected by the LHCb experiment at a centre-of-mass energy of $13\mathrm{\,Te\kern -0.1e…

hep-ex2022★ 11 cited

Study of charmonium and charmonium-like contributions in $B^{+} \to J / ψ η K^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +995

A study of $B^{+} \to J / ψ η K^{+}$ decays, followed by $J / ψ \to μ^{+} μ^{-}$ and $η \to γ γ$ , is performed using a dataset collected with the LHCb detector in proton-pro…

hep-ex2021★ 2 cited

Observation of the $B^{0} \to D^{* 0} K^{+} π^{-}$ and $B_{s}^{0} \to D^{* 0} K^{-} π^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +988

The first observations of $B^{0} \to D^{*} (2007)^{0} K^{+} π^{-}$ and $B_{s}^{0} \to D^{*} (2007)^{0} K^{-} π^{+}$ decays are presented, and their branching…

hep-ex2021

Constraints on the CKM angle $γ$ from $B^{\pm} \to D h^{\pm}$ decays using $D \to h^{\pm} h^{' \mp} π^{0}$ final states

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

A data sample collected with the LHCb detector corresponding to an integrated luminosity of 9 fb $^{- 1}$ is used to measure eleven $C P$ violation observables in $B^{\pm} \to D h^{\pm}$ de…

nucl-ex2021

Centrality determination in heavy-ion collisions with the LHCb detector

LHCb collaboration, R. Aaij, C. Abellán Beteta +942

The centrality of heavy-ion collisions is directly related to the medium created therein. A procedure to determine the centrality of collisions with the LHCb detector is implemente…

hep-ex2021★ 14 cited

Angular analysis of $D^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ and $D^{0} \to K^{+} K^{-} μ^{+} μ^{-}$ decays and search for $C P$ violation

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1003

The first full angular analysis and an updated measurement of the decay-rate $C P$ asymmetry of the $D^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ and $D^{0} \to K^{+} K^{-} μ^{+} μ^{-}$ decays are reported. The analys…

hep-ex2021★ 94 cited

Tests of lepton universality using $B^{0} \to K_{S}^{0} ℓ^{+} ℓ^{-}$ and $B^{+} \to K^{*+} ℓ^{+} ℓ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +997

Tests of lepton universality in $B^{0} \to K_{S}^{0} ℓ^{+} ℓ^{-}$ and $B^{+} \to K^{*+} ℓ^{+} ℓ^{-}$ decays where $ℓ$ is either an electron or a muon are presented. The differential b…

hep-ex2021★ 1 cited

Search for massive long-lived particles decaying semileptonically at sqrt(s)=13 TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +996

A search is performed for massive long-lived particles (LLP) decaying semileptonically into a muon and two quarks. Two kinds of LLP production processes were considered. In the fir…

hep-ex2021★ 113 cited

Measurement of the W boson mass

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

The $W$ boson mass is measured using proton-proton collision data at $s = 13$ TeV corresponding to an integrated luminosity of 1.7 fb $^{- 1}$ recorded during 2016 by the LHCb e…

hep-ex2021★ 5 cited

Updated search for $B_{c}^{+}$ decays to two charm mesons

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +995

A data set corresponding to an integrated luminosity of $9 fb^{- 1}$ of proton-proton collisions collected by the LHCb experiment has been analysed to search for $B_c^+ \to D…

hep-ex2021★ 35 cited

Measurement of the nuclear modification factor and prompt charged particle production in $p Pb$ and $pp$ collisions at $s_{NN} = 5 TeV$

LHCb collaboration, R. Aaij, C. Abellán Beteta +961

The production of prompt charged particles in proton-lead collisions and in proton-proton collisions at the nucleon-nucleon centre-of-mass energy ${\sqrt{s_{\scriptscriptstyle\math…

hep-ex2021★ 22 cited

$J / ψ$ photo-production in Pb-Pb peripheral collisions at $s_{NN}$ = 5 TeV

LHCb collaboration, R. Aaij, C. Abellán Beteta +942

The photo-production of $J / ψ$ mesons at low transverse momentum is studied in peripheral lead-lead collisions collected by the LHCb experiment at a centre-of-mass energy per nucleo…

hep-ex2021★ 22 cited

Study of coherent $J / ψ$ production in lead-lead collisions at $s_{N N} = 5 T e V$

R. Aaij, C. Abellán Beteta, T. Ackernley +946

Coherent production of $J / ψ$ mesons is studied in ultraperipheral lead-lead collisions at a nucleon-nucleon centre-of-mass energy of 5 TeV, using a data sample collected by the LHC…

hep-ex2021★ 15 cited

Search for the doubly charmed baryon $Ω_{cc}^{+}$

R. Aaij, C. Abellán Beteta, T. Ackernley +955

A search for the doubly charmed baryon $Ω_{cc}^{+}$ with the decay mode $Ω_{cc}^{+} \to Ξ_{c}^{+} K^{-} π^{+}$ is performed using proton-proton collision data at a centre-of-mas…

hep-ex2021★ 11 cited

Search for $C P$ violation in $D_{(s)}^{+} \to h^{+} π^{0}$ and $D_{(s)}^{+} \to h^{+} η$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +957

Searches for $C P$ violation in the two-body decays $D_{(s)}^{+} \to h^{+} π^{0}$ and $D_{(s)}^{+} \to h^{+} η$ (where $h^{+}$ denotes a $π^{+}$ or $K^{+}$ meson) are p…

hep-ex2020★ 19 cited

Measurement of CP violation in the decay $B^{+} \to K^{+} π^{0}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +960

A measurement of direct CP violation in the decay $B^{+} \to K^{+} π^{0}$ is reported using a data sample corresponding to an integrated luminosity of 5.4 $\textrm{fb}^{-1}…

hep-ex2020★ 268 cited

Evidence of a $J / ψ Λ$ structure and observation of excited $Ξ^{-}$ states in the $Ξ_{b}^{-} \to J / ψ Λ K^{-}$ decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +959

First evidence of a structure in the $J / ψ Λ$ invariant mass distribution is obtained from an amplitude analysis of $Ξ_{b}^{-} \to J / ψ Λ K^{-}$ decays. The observed s…

hep-ex2020★ 39 cited

First observation of the decay $B_{s}^{0} \to K^{-} μ^{+} ν_{μ}$ and a measurement of $∣ V_{u b} ∣/∣ V_{c b} ∣$

LHCb collaboration, R. Aaij, C. Abellán Beteta +961

The first observation of the suppressed semileptonic $B_{s}^{0} \to K^{-} μ^{+} ν_{μ}$ decay is reported. Using a data sample recorded in {\it pp} collisions in 2012 with the LHCb detector, co…

hep-ex2020★ 14 cited

Search for long-lived particles decaying to $e^{\pm} μ^{\mp} ν$

LHCb collaboration, R. Aaij, C. Abellán Beteta +975

Long-lived particles decaying to $e^{\pm} μ^{\mp} ν$ , with masses between 7 and $50$ GeV/c $^{2}$ and lifetimes between 2 and $50$ ps, are searched for by looking at displaced vertices co…

hep-ex2020★ 7 cited

Measurement of the branching fraction of the $B^{0} \to D_{s}^{+} π^{-}$ decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +949

A branching fraction measurement of the $B^{0} \to D_{s}^{+} π^{-}$ decay is presented using proton-proton collision data collected with the LHCb experiment, corresponding to…

hep-ex2020★ 20 cited

Observation of enhanced double parton scattering in proton-lead collisions at $s_{NN} = 8.16$ TeV

LHCb collaboration, R. Aaij, C. Abellán Beteta +992

A study of prompt charm-hadron pair production in proton-lead collisions at $s_{NN} = 8.16$ TeV is performed using data corresponding to an integrated luminosity of ab…

Search for the lepton-flavour violating decays B0→K∗0μ±e∓ and Bs0​→ϕμ±e∓

Nuclear modification factor of neutral pions in the forward and backward regions in p-Pb collisions

Measurement of the charm mixing parameter yCP​−yCPKπ​ using two-body D0 meson decays

Observation of the doubly charmed baryon decay Ξcc++​→Ξc′+​π+

Study of charmonium and charmonium-like contributions in B+→J/ψηK+ decays

Observation of the B0→D∗0K+π− and Bs0​→D∗0K−π+ decays

Constraints on the CKM angle γ from B±→Dh± decays using D→h±h′∓π0 final states

Centrality determination in heavy-ion collisions with the LHCb detector

Angular analysis of D0→π+π−μ+μ− and D0→K+K−μ+μ− decays and search for CP violation

Tests of lepton universality using B0→KS0​ℓ+ℓ− and B+→K∗+ℓ+ℓ− decays

Search for massive long-lived particles decaying semileptonically at sqrt(s)=13 TeV

Measurement of the W boson mass

Updated search for Bc+​ decays to two charm mesons

Measurement of the nuclear modification factor and prompt charged particle production in pPb and pp collisions at sNN​​=5TeV

J/ψ photo-production in Pb-Pb peripheral collisions at sNN​​ = 5 TeV

Study of coherent J/ψ production in lead-lead collisions at sNN​​=5TeV

Search for the doubly charmed baryon Ωcc+​

Search for CP violation in D(s)+​→h+π0 and D(s)+​→h+η decays

Measurement of CP violation in the decay B+→K+π0

Evidence of a J/ψΛ structure and observation of excited Ξ− states in the Ξb−​→J/ψΛK− decay

First observation of the decay Bs0​→K−μ+νμ​ and a measurement of ∣Vub​∣/∣Vcb​∣

Search for long-lived particles decaying to e±μ∓ν

Measurement of the branching fraction of the B0→Ds+​π− decay

Observation of enhanced double parton scattering in proton-lead collisions at sNN​​=8.16 TeV

Search for the lepton-flavour violating decays $B^{0} \to K^{* 0} μ^{\pm} e^{\mp}$ and $B_{s}^{0} \to ϕ μ^{\pm} e^{\mp}$

Nuclear modification factor of neutral pions in the forward and backward regions in $p$ -Pb collisions

Measurement of the charm mixing parameter $y_{C P} - y_{C P}^{K π}$ using two-body $D^{0}$ meson decays

Observation of the doubly charmed baryon decay $Ξ_{cc}^{++} \to Ξ_{c}^{^{'} +} π^{+}$

Study of charmonium and charmonium-like contributions in $B^{+} \to J / ψ η K^{+}$ decays

Observation of the $B^{0} \to D^{* 0} K^{+} π^{-}$ and $B_{s}^{0} \to D^{* 0} K^{-} π^{+}$ decays

Constraints on the CKM angle $γ$ from $B^{\pm} \to D h^{\pm}$ decays using $D \to h^{\pm} h^{' \mp} π^{0}$ final states

Angular analysis of $D^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ and $D^{0} \to K^{+} K^{-} μ^{+} μ^{-}$ decays and search for $C P$ violation

Tests of lepton universality using $B^{0} \to K_{S}^{0} ℓ^{+} ℓ^{-}$ and $B^{+} \to K^{*+} ℓ^{+} ℓ^{-}$ decays

Updated search for $B_{c}^{+}$ decays to two charm mesons

Measurement of the nuclear modification factor and prompt charged particle production in $p Pb$ and $pp$ collisions at $s_{NN} = 5 TeV$

$J / ψ$ photo-production in Pb-Pb peripheral collisions at $s_{NN}$ = 5 TeV

Study of coherent $J / ψ$ production in lead-lead collisions at $s_{N N} = 5 T e V$

Search for the doubly charmed baryon $Ω_{cc}^{+}$

Search for $C P$ violation in $D_{(s)}^{+} \to h^{+} π^{0}$ and $D_{(s)}^{+} \to h^{+} η$ decays

Measurement of CP violation in the decay $B^{+} \to K^{+} π^{0}$

Evidence of a $J / ψ Λ$ structure and observation of excited $Ξ^{-}$ states in the $Ξ_{b}^{-} \to J / ψ Λ K^{-}$ decay

First observation of the decay $B_{s}^{0} \to K^{-} μ^{+} ν_{μ}$ and a measurement of $∣ V_{u b} ∣/∣ V_{c b} ∣$

Search for long-lived particles decaying to $e^{\pm} μ^{\mp} ν$

Measurement of the branching fraction of the $B^{0} \to D_{s}^{+} π^{-}$ decay

Observation of enhanced double parton scattering in proton-lead collisions at $s_{NN} = 8.16$ TeV