S. Nieswand

activity

20162023

C P

violation in charm decays

297 citations · 2.8k across the 79 of their papers we have counts for

collaborators

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21 papers · 1 filter

hep-ex2022★ 3 cited

Measurement of $Υ$ production in $pp$ collisions at $s = 5 TeV$

LHCb collaboration

The production cross-sections of $Υ$ mesons, namely $Υ (1 S)$ , $Υ (2 S)$ and $Υ (3 S)$ , in $pp$ collisions at $s = 5 TeV$ are measured with a data sample corresponding to an…

hep-ex2022★ 13 cited

$J / ψ$ and $D^{0}$ production in $s_{NN}$ = 68.5 GeV PbNe collisions

LHCb Collaboration

The first measurement of $J / ψ$ and $D^{0}$ production in PbNe collisions by the LHCb experiment in its fixed-target configuration is reported. The production of $J / ψ$ and $D^{0}$ meson…

hep-ex2022★ 10 cited

Charmonium production in $p$ Ne collisions at $s_{NN} = 68.5$ GeV

LHCb Collaboration

The measurement of charmonium states produced in proton-neon ( $p$ Ne) collisions by the LHCb experiment in its fixed-target configuration is presented. The production of $J / ψ$ and $…

hep-ex2022★ 17 cited

Open charm production and asymmetry in $p$ Ne collisions at $s_{NN} =$ 68.5 GeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1053

A measurement of $D^{0}$ meson production by the LHCb experiment in its fixed-target configuration is presented. The production of $D^{0}$ mesons is studied with a beam of 2.5 TeV prot…

hep-ex2022★ 7 cited

Study of the $B^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-} K^{-}$ decay

LHCb collaboration

The decay $B^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-} K^{-}$ is studied in proton-proton collisions at a center-of-mass energy of $s = 13$ TeV using data corresponding to an integrated…

hep-ex2022★ 40 cited

Observation of a resonant structure near the $D_{s}^{+} D_{s}^{-}$ threshold in the $B^{+} \to D_{s}^{+} D_{s}^{-} K^{+}$ decay

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

An amplitude analysis of the $B^{+} \to D_{s}^{+} D_{s}^{-} K^{+}$ decay is carried out to study for the first time its intermediate resonant contributions, using proton-proton collision data c…

hep-ex2022★ 3 cited

Search for the baryon- and lepton-number violating decays $B^{0} \to p μ^{-}$ and $B_{s}^{0} \to p μ^{-}$

LHCb collaboration

A search for the baryon- and lepton-number violating decays $B^{0} \to p μ^{-}$ and $B_{s}^{0} \to p μ^{-}$ is performed at the LHCb experiment using data collected in proton-proton collisions a…

hep-ex2022★ 6 cited

Measurement of the $Λ_{c}^{+}$ to $D^{0}$ production cross-section ratio in peripheral PbPb collisions

LHCb collaboration

We report on a measurement of the $Λ_{c}^{+}$ to $D^{0}$ production ratio in PbPb collisions at $s_{NN}$ = 5.02 TeV with the LHCb detector in the forward rapidity region $2 <y<…

hep-ex2022★ 8 cited

Measurement of the CKM angle $γ$ with $B^{\pm} \to D [K^{\mp} π^{\pm} π^{\pm} π^{\mp}] h^{\pm}$ decays using a binned phase-space approach

LHCb collaboration

The CKM angle $γ$ is determined from $C P$ -violating observables measured in $B^{\pm} \to D [K^{\mp} π^{\pm} π^{\pm} π^{\mp}] h^{\pm}$ , $(h = K, π)$ decays, where the measurements are performe…

hep-ex2022★ 35 cited

Measurement of the time-integrated $C P$ asymmetry in $D^{0} \to K^{-} K^{+}$ decays

LHCb collaboration

The time-integrated $C P$ asymmetry in the Cabibbo-suppressed decay $D^{0} \to K^{-} K^{+}$ is measured using proton-proton collision data, corresponding to an integrated luminosity of 5.…

hep-ex2022★ 20 cited

Amplitude analysis of the $Λ_{c}^{+} \to p K^{-} π^{+}$ decay and $Λ_{c}^{+}$ baryon polarization measurement in semileptonic beauty hadron decays

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

An amplitude analysis of $Λ_{c}^{+} \to p K^{-} π^{+}$ decays together with a measurement of the $Λ_{c}^{+}$ polarization vector in semileptonic beauty hadron decays is presented. A sample of $4…

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…

hep-ex2022★ 8 cited

Search for the rare hadronic decay $B_{s}^{0} \to p p ˉ$

LHCb collaboration

A search for the rare hadronic decay $B_{s}^{0} \to p p ˉ$ is performed using proton-proton collision data recorded by the LHCb experiment at a center-of-mass energy of 13 TeV, corr…

hep-ex2022

Measurement of $τ_{L}$ using the $B_{s}^{0} \to J / ψ η$ decay mode

LHCb collaboration

Using a proton-proton collision data sample collected by the LHCb detector and corresponding to an integrated luminosity of 5.7 $fb^{- 1}$ , the lifetime of the $B_{s}^{0}$ ma…

hep-ex2022★ 6 cited

Measurement of the $Z$ boson production cross-section in proton-lead collisions at $s_{NN} = 8.16 TeV$

LHCb collaboration

This article presents the first measurement of the differential $Z$ -boson production cross-section in the forward region using proton-lead collisions with the LHCb detector. The da…

hep-ex2022★ 13 cited

Measurement of antiproton production from antihyperon decays in pHe collisions at $s_{N N} = 110$ GeV

The LHCb collaboration

The interpretation of cosmic antiproton flux measurements from space-borne experiments is currently limited by the knowledge of the antiproton production cross-section in collision…

hep-ex2022

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

LHCb collaboration

A search for $C P$ and $P$ violation in charmless four-body $B^{0} \to p p ˉ K^{+} π^{-}$ decays is performed using triple-product asymmetry observables. It is based on proton-pr…

hep-ex2022★ 25 cited

Observation of sizeable $ω$ contribution to $χ_{c 1} (3872) \to π^{+} π^{-} J / ψ$ decays

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

Resonant structures in the dipion mass spectrum from $χ_{c 1} (3872) \to π^{+} π^{-} J / ψ$ decays, produced via $B^{+} \to K^{+} χ_{c 1} (3872)$ decays, are analyzed using proton-proton collision da…

hep-ex2022

Measurement of $C P$ asymmetries in $D_{(s)}^{+} \to η π^{+}$ and $D_{(s)}^{+} \to η^{'} π^{+}$ decays

LHCb Collaboration

Searches for $C P$ violation in the decays $D_{(s)}^{+} \to η π^{+}$ and $D_{(s)}^{+} \to η^{'} π^{+}$ are performed using $pp$ collision data corresponding to 6 fb $^{- 1}$ …

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★ 9 cited

Search for the doubly heavy baryon $Ξ_{bc}^{+}$ decaying to $J / ψ Ξ_{c}^{+}$

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

A first search for the $Ξ_{bc}^{+} \to J/ ψ Ξ_{c}^{+}$ decay is performed by the LHCb experiment with a data sample of proton-proton collisions, corresponding to an integrate…

Measurement of Υ production in pp collisions at s​=5 TeV

J/ψ and D0 production in sNN​​ = 68.5 GeV PbNe collisions

Charmonium production in pNe collisions at sNN​​=68.5 GeV

Open charm production and asymmetry in pNe collisions at sNN​​= 68.5 GeV

Study of the B−→Λc+​Λˉc−​K− decay

Observation of a resonant structure near the Ds+​Ds−​ threshold in the B+→Ds+​Ds−​K+ decay

Search for the baryon- and lepton-number violating decays B0→pμ− and Bs0​→pμ−

Measurement of the Λc+​ to D0 production cross-section ratio in peripheral PbPb collisions

Measurement of the CKM angle γ with B±→D[K∓π±π±π∓]h± decays using a binned phase-space approach

Measurement of the time-integrated CP asymmetry in D0→K−K+ decays

Amplitude analysis of the Λc+​→pK−π+ decay and Λc+​ baryon polarization measurement in semileptonic beauty hadron decays

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

Search for the rare hadronic decay Bs0​→ppˉ​

Measurement of τL​ using the Bs0​→J/ψη decay mode

Measurement of the Z boson production cross-section in proton-lead collisions at sNN​​=8.16TeV

Measurement of antiproton production from antihyperon decays in pHe collisions at sNN​​=110 GeV

Search for CP violation using T^-odd correlations in B0→ppˉ​K+π− decays

Observation of sizeable ω contribution to χc1​(3872)→π+π−J/ψ decays

Measurement of CP asymmetries in D(s)+​→ηπ+ and D(s)+​→η′π+ decays

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

Search for the doubly heavy baryon Ξbc+​ decaying to J/ψΞc+​

Measurement of $Υ$ production in $pp$ collisions at $s = 5 TeV$

$J / ψ$ and $D^{0}$ production in $s_{NN}$ = 68.5 GeV PbNe collisions

Charmonium production in $p$ Ne collisions at $s_{NN} = 68.5$ GeV

Open charm production and asymmetry in $p$ Ne collisions at $s_{NN} =$ 68.5 GeV

Study of the $B^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-} K^{-}$ decay

Observation of a resonant structure near the $D_{s}^{+} D_{s}^{-}$ threshold in the $B^{+} \to D_{s}^{+} D_{s}^{-} K^{+}$ decay

Search for the baryon- and lepton-number violating decays $B^{0} \to p μ^{-}$ and $B_{s}^{0} \to p μ^{-}$

Measurement of the $Λ_{c}^{+}$ to $D^{0}$ production cross-section ratio in peripheral PbPb collisions

Measurement of the CKM angle $γ$ with $B^{\pm} \to D [K^{\mp} π^{\pm} π^{\pm} π^{\mp}] h^{\pm}$ decays using a binned phase-space approach

Measurement of the time-integrated $C P$ asymmetry in $D^{0} \to K^{-} K^{+}$ decays

Amplitude analysis of the $Λ_{c}^{+} \to p K^{-} π^{+}$ decay and $Λ_{c}^{+}$ baryon polarization measurement in semileptonic beauty hadron decays

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

Search for the rare hadronic decay $B_{s}^{0} \to p p ˉ$

Measurement of $τ_{L}$ using the $B_{s}^{0} \to J / ψ η$ decay mode

Measurement of the $Z$ boson production cross-section in proton-lead collisions at $s_{NN} = 8.16 TeV$

Measurement of antiproton production from antihyperon decays in pHe collisions at $s_{N N} = 110$ GeV

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

Observation of sizeable $ω$ contribution to $χ_{c 1} (3872) \to π^{+} π^{-} J / ψ$ decays

Measurement of $C P$ asymmetries in $D_{(s)}^{+} \to η π^{+}$ and $D_{(s)}^{+} \to η^{'} π^{+}$ decays

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

Search for the doubly heavy baryon $Ξ_{bc}^{+}$ decaying to $J / ψ Ξ_{c}^{+}$