Z. Ajaltouni

activity

19992026

most citedMeasurement of the e+e- -> ZZ production cross-section at centre-of-mass energies of 183 and 189GeV

31 citations · 33 across the 12 of their papers we have counts for

collaborators

12 papers

hep-ex2026

Branching fraction measurements of $η$ and $η^{'} (958)$ anomalous decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1187

Branching fractions of $η$ and $η^{'} (958)$ anomalous decays are measured using $pp$ collision data at a center-of-mass energy of $s = 13 TeV$ collected by the LHCb exper…

hep-ex2026

Measurement of the local and nonlocal amplitudes in $B^{+} \to K^{+} μ^{+} μ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1187

This paper presents a thorough study of the local and nonlocal amplitudes in $B^{+} \to K^{+} μ^{+} μ^{-}$ transitions through an amplitude analysis of the dimuon mass spectrum of the decay.…

hep-ex2026

Improved branching-fraction measurements of $B_{(s)}^{0} \to K_{S}^{0} h^{+} h^{^{'} -}$ decays and first observation of $B_{s}^{0} \to K_{S}^{0} K^{+} K^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1123

This paper presents a study of the charmless three-body decays $B_{(s)}^{0} \to K_{S}^{0} h^{+} h^{' -}$ (where $h^{(')} = π, K$ ), using a sample of $pp$ collision d…

hep-ex2026

$B$ -jet fragmentation with $B^{\pm} \to J / ψ K^{\pm}$ decays in $s = 13$ TeV $pp$ collisions at LHCb

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1166

The collinear and transverse-momentum-dependent jet fragmentation function and the radial profile for $B^{\pm}$ mesons in jets are measured. The $B^{\pm}$ mesons are reconstructed…

hep-ex2026

First measurement of the decay-time-integrated $C P$ asymmetry in $B_{s}^{0} \to D_{s}^{-} π^{+}$ decays

LHCb collaboration, R. Aaij, M. Abdelfatah +1114

A measurement of the flavor-untagged decay-time-integrated $C P$ asymmetry in the flavor-specific decay $B_{s}^{0} \to D_{s}^{-} π^{+}$ , $⟨ A_{untagged}^{s} ⟩$ , is perform…

hep-ex2026

A method for luminosity determination based on real-time hit reconstruction with the LHCb silicon pixel detector

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1177

The data acquisition system of the upgraded LHCb experiment includes the fast reconstruction of all hits in the vertex locator (VELO) pixel detector at the beam-crossing rate of 40…

hep-ex2026

Search for $τ^{-} \to μ^{-} μ^{+} μ^{-}$ decays at the LHCb experiment with Run 2 data

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1188

A search for the lepton-flavour-violating decay $τ^{-} \to μ^{-} μ^{+} μ^{-}$ is carried out using data collected by the LHCb experiment between 2016 and 2018 in proton-proton collisions at t…

hep-ex2026

Observation of the decay $χ_{c 1} (3872) \to J / ψ μ^{+} μ^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1184

The first observation of the $χ_{c 1} (3872) \to J / ψ μ^{+} μ^{-}$ decay is reported using proton-proton collision data recorded with the LHCb detector correspo…

hep-ex2026

Observation of $C P$ violation in $B^{0} \to J / ψ ρ (770)^{0}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1172

The time-dependent $C P$ asymmetry in $B^{0} \to J / ψ ρ (770)^{0}$ decays is measured using proton-proton collision data corresponding to an integrated luminosity o…

hep-ex2025★ 1 cited

First observation of the $B_{s}^{0} \to Λ_{c}^{+} Λ_{c}^{-}$ decay and evidence for the $B^{0} \to Λ_{c}^{+} Λ_{c}^{-}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1187

A search is presented for the two-body charmed baryonic decays $B_{(s)}^{0} \to Λ_{c}^{+} Λ_{c}^{-}$ , using a data sample collected by the LHCb experiment during…

hep-ex2025★ 1 cited

Measurement of the branching fraction of the $Λ_{b}^{0} \to J / ψ Λ$ decay and isospin asymmetry of $B \to J / ψ K$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1193

This paper describes a measurement of the $Λ_{b}^{0} \to J / ψ Λ$ branching fraction using data collected with the LHCb experiment in proton-proton collisions from 2016 to 2018. The datase…

hep-ex1999★ 31 cited

Measurement of the e+e- -> ZZ production cross-section at centre-of-mass energies of 183 and 189GeV

ALEPH Collaboration

The ee -> ZZ cross section at sqrt(s)=182.7 and 188.6 GeV has been measured using the ALEPH detector. The analysis covers all of the visible ZZ final states and yields cross sectio…

Branching fraction measurements of η and η′(958) anomalous decays

Measurement of the local and nonlocal amplitudes in B+→K+μ+μ− decays

Improved branching-fraction measurements of B(s)0​→KS0​h+h′− decays and first observation of Bs0​→KS0​K+K−

B-jet fragmentation with B±→J/ψK± decays in s​=13 TeV pp collisions at LHCb

First measurement of the decay-time-integrated CP asymmetry in Bs0​→Ds−​π+ decays

A method for luminosity determination based on real-time hit reconstruction with the LHCb silicon pixel detector

Search for τ−→μ−μ+μ− decays at the LHCb experiment with Run 2 data

Observation of the decay χc1​(3872)→J/ψμ+μ−

Observation of CP violation in B0→J/ψρ(770)0 decays

First observation of the Bs0​→Λc+​Λc​− decay and evidence for the B0→Λc+​Λc​− decay

Measurement of the branching fraction of the Λb0​→J/ψΛ decay and isospin asymmetry of B→J/ψK decays

Measurement of the e+e- -> ZZ production cross-section at centre-of-mass energies of 183 and 189GeV

Branching fraction measurements of $η$ and $η^{'} (958)$ anomalous decays

Measurement of the local and nonlocal amplitudes in $B^{+} \to K^{+} μ^{+} μ^{-}$ decays

Improved branching-fraction measurements of $B_{(s)}^{0} \to K_{S}^{0} h^{+} h^{^{'} -}$ decays and first observation of $B_{s}^{0} \to K_{S}^{0} K^{+} K^{-}$

$B$ -jet fragmentation with $B^{\pm} \to J / ψ K^{\pm}$ decays in $s = 13$ TeV $pp$ collisions at LHCb

First measurement of the decay-time-integrated $C P$ asymmetry in $B_{s}^{0} \to D_{s}^{-} π^{+}$ decays

Search for $τ^{-} \to μ^{-} μ^{+} μ^{-}$ decays at the LHCb experiment with Run 2 data

Observation of the decay $χ_{c 1} (3872) \to J / ψ μ^{+} μ^{-}$

Observation of $C P$ violation in $B^{0} \to J / ψ ρ (770)^{0}$ decays

First observation of the $B_{s}^{0} \to Λ_{c}^{+} Λ_{c}^{-}$ decay and evidence for the $B^{0} \to Λ_{c}^{+} Λ_{c}^{-}$ decay

Measurement of the branching fraction of the $Λ_{b}^{0} \to J / ψ Λ$ decay and isospin asymmetry of $B \to J / ψ K$ decays