N. Neufeld

activity

20122024

most citedMeasurement of the mass difference between neutral charm-meson eigenstates

68 citations · 222 across the 18 of their papers we have counts for

collaborators

18 papers

hep-ex2024★ 2 cited

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

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1119

A measurement of the $C P$ -violating parameters in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays is reported, based on the analysis of proton-proton collision data collected by the LHCb expe…

hep-ex2024★ 2 cited

Measurement of $ϕ (1020)$ meson production in fixed-target $p$ Ne collisions at $s_{N N}$ = 68.5 GeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1132

The first measurement of $ϕ (1020)$ meson production in fixed-target $p$ Ne collisions at $s_{N N} = 68.5$ GeV is presented. The $ϕ (1020)$ mesons are reconstructed in their $K^{+…

hep-ex2024★ 5 cited

Measurement of the effective leptonic weak mixing angle

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1120

Using $pp$ collision data at $s = 13$ TeV, recorded by the LHCb experiment between 2016 and 2018 and corresponding to an integrated luminosity of $5.4$ fb $^{- 1}$ , the forward-…

hep-ex2024★ 1 cited

Analysis of $Λ_{b}^{0} \to p K^{-} μ^{+} μ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1117

The differential branching fraction and angular coefficients of $Λ_{b}^{0} \to p K^{-} μ^{+} μ^{-}$ decays are measured in bins of the dimuon mass squared and dihadron mass.…

hep-ex2024

Study of the rare decay $J / ψ \to μ^{+} μ^{-} μ^{+} μ^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1099

The rare electromagnetic $J / ψ \to μ^{+} μ^{-} μ^{+} μ^{-}$ decay is observed with a significance greatly exceeding the discovery threshold, using proton-proton collision data collected by the…

hep-ex2024★ 2 cited

Amplitude analysis and branching fraction measurement of $B^{+} \to D^{*-} D_{s}^{+} π^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1060

The decays of the $B^{+}$ meson to the final state $D^{*-} D_{s}^{+} π^{+}$ are studied in proton-proton collision data collected with the LHCb detector at centre-of-mass energies of…

hep-ex2024★ 5 cited

Prompt and nonprompt $ψ (2 S)$ production in $p$ Pb collisions at $s_{N N} = 8.16$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1082

The production of $ψ (2 S)$ mesons in proton-lead collisions at a centre-of-mass energy per nucleon pair of $s_{N N} = 8.16$ TeV is studied with the LHCb detector using data corr…

hep-ex2023★ 3 cited

A search for rare $B \to D μ^{+} μ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1046

A search for rare $B \to D μ^{+} μ^{-}$ decays is performed using proton-proton collision data collected by the LHCb experiment, corresponding to an integrated luminosity of 9…

hep-ex2023★ 5 cited

Observation of the decays $B_{(s)}^{0} \to D_{s 1} (2536)^{\mp} K^{\pm}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1088

This paper reports the observation of the decays $B_{(s)}^{0} \to D_{s 1} (2536)^{\mp} K^{\pm}$ using proton-proton collision data collected by the LHCb experiment, corresponding to an…

hep-ex2022★ 3 cited

First observation and branching fraction measurement of the $Λ_{b}^{0} \to D_{s}^{-} p$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1048

The first observation of the $Λ_{b}^{0} \to D_{s}^{-} p$ decay is presented using proton-proton collision data collected by the LHCb experiment at a centre-of-mass energy of ${\sqrt{s}=13 \…

hep-ex2022★ 1 cited

Observation of the $B_{s}^{0} \to D^{+} D^{-}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1059

The first observation of the $B_{s}^{0} \to D^{*+} D^{*-}$ decay and the measurement of its branching ratio relative to the $B^{0} \to D^{*+} D^{*-}$ decay are presented. The data sample…

hep-ex2020★ 3 cited

Observation of the $Λ_{b}^{0} \to Λ_{c}^{+} K^{+} K^{-} π^{-}$ decay

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

The $Λ_{b}^{0} \to Λ_{c}^{+} K^{+} K^{-} π^{-}$ decay is observed for the first time using a data sample of proton-proton collisions at centre-of-mass energies of $s = 7$ …

hep-ex2020★ 29 cited

Search for heavy neutral leptons in $W^{+} \to μ^{+} μ^{\pm} jet$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +980

A search is performed for heavy neutrinos in the decay of a $W$ boson into two muons and a jet. The data set corresponds to an integrated luminosity of approximately $3.0 \text{ fb…

hep-ex2020★ 26 cited

Study of $B_{s}^{0} \to J / ψ π^{+} π^{-} K^{+} K^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +958

The decays $B_{s}^{0} \to J / ψ π^{+} π^{-} K^{+} K^{-}$ are studied using a data set corresponding to an integrated luminosity of 9fb $^{- 1}$ , collected with the LHCb detector in proton-pr…

hep-ex2019★ 21 cited

Updated measurement of decay-time-dependent CP asymmetries in $D^{0} \to K^{+} K^{-}$ and $D^{0} \to π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +910

A search for decay-time-dependent charge-parity ( $C P$ ) asymmetry in $D^{0} \to K^{+} K^{-}$ and $D^{0} \to π^{+} π^{-}$ decays is performed at the LHCb experiment using proton-proton collision d…

hep-ex2019★ 68 cited

Measurement of the mass difference between neutral charm-meson eigenstates

LHCb Collaboration, R. Aaij, C. Abellán Beteta +842

We report a measurement of the mass difference between neutral charm-meson eigenstates using a novel approach that enhances sensitivity to this parameter. We use $2.3 \times 1 0^{6}$ $…

hep-ex2012★ 21 cited

Measurement of the $B_{s}^{0} \to J / ψ K_{S}^{0}$ branching fraction

LHCb collaboration, R. Aaij, C. Abellan Beteta +594

The $B_{s}^{0} \to J / ψ K_{S}^{0}$ branching fraction is measured in a data sample corresponding to 0.41 $f b^{- 1}$ of integrated luminosity collected with the LHCb detector at the LHC. This ch…

hep-ex2012★ 25 cited

Measurements of the branching fractions of the decays $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ and $B_{s}^{0} \to D_{s}^{-} π^{+}$

The LHCb collaboration, R. Aaij, C. Abellan Beteta +592

The decay mode $\B^{0}_{s} \to D^{\mp}_{s} K^{\pm} $ allows for one of the theoretically cleanest measurements of the CKM angle $γ$ through the study of time-dependent $\ensuremath…

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

Measurement of ϕ(1020) meson production in fixed-target pNe collisions at sNN​​ = 68.5 GeV

Measurement of the effective leptonic weak mixing angle

Analysis of Λb0​→pK−μ+μ− decays

Study of the rare decay J/ψ→μ+μ−μ+μ−

Amplitude analysis and branching fraction measurement of B+→D∗−Ds+​π+ decays

Prompt and nonprompt ψ(2S) production in pPb collisions at sNN​​=8.16 TeV

A search for rare B→Dμ+μ− decays

Observation of the decays B(s)0​→Ds1​(2536)∓K±

First observation and branching fraction measurement of the Λb0​→Ds−​p decay

Observation of the Bs0​→D∗+D∗− decay

Observation of the Λb0​→Λc+​K+K−π− decay

Search for heavy neutral leptons in W+→μ+μ±jet decays

Study of Bs0​→J/ψπ+π−K+K− decays

Updated measurement of decay-time-dependent CP asymmetries in D0→K+K− and D0→π+π− decays

Measurement of the mass difference between neutral charm-meson eigenstates

Measurement of the Bs0​→J/ψKS0​ branching fraction

Measurements of the branching fractions of the decays Bs0​→Ds∓​K± and Bs0​→Ds−​π+

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

Measurement of $ϕ (1020)$ meson production in fixed-target $p$ Ne collisions at $s_{N N}$ = 68.5 GeV

Analysis of $Λ_{b}^{0} \to p K^{-} μ^{+} μ^{-}$ decays

Study of the rare decay $J / ψ \to μ^{+} μ^{-} μ^{+} μ^{-}$

Amplitude analysis and branching fraction measurement of $B^{+} \to D^{*-} D_{s}^{+} π^{+}$ decays

Prompt and nonprompt $ψ (2 S)$ production in $p$ Pb collisions at $s_{N N} = 8.16$ TeV

A search for rare $B \to D μ^{+} μ^{-}$ decays

Observation of the decays $B_{(s)}^{0} \to D_{s 1} (2536)^{\mp} K^{\pm}$

First observation and branching fraction measurement of the $Λ_{b}^{0} \to D_{s}^{-} p$ decay

Observation of the $B_{s}^{0} \to D^{+} D^{-}$ decay

Observation of the $Λ_{b}^{0} \to Λ_{c}^{+} K^{+} K^{-} π^{-}$ decay

Search for heavy neutral leptons in $W^{+} \to μ^{+} μ^{\pm} jet$ decays

Study of $B_{s}^{0} \to J / ψ π^{+} π^{-} K^{+} K^{-}$ decays

Updated measurement of decay-time-dependent CP asymmetries in $D^{0} \to K^{+} K^{-}$ and $D^{0} \to π^{+} π^{-}$ decays

Measurement of the $B_{s}^{0} \to J / ψ K_{S}^{0}$ branching fraction

Measurements of the branching fractions of the decays $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ and $B_{s}^{0} \to D_{s}^{-} π^{+}$