Carlos Abellán Beteta

activity

20132025

C P

-averaged observables in the

B^{0} \to K^{* 0} μ^{+} μ^{-}

decay

297 citations · 802 across the 20 of their papers we have counts for

collaborators

Showing hep-exShow all

20 papers · 1 filter

hep-ex2025★ 3 cited

Measurement of branching fractions and $C P$ asymmetries in $Λ_{b}^{0} (Ξ_{b}^{0}) \to p K_{S}^{0} h^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1160

A study of $Λ_{b}^{0}$ and $Ξ_{b}^{0}$ baryon decays to the final states $p K_{S}^{0} π^{-}$ and $p K_{S}^{0} K^{-}$ is performed using $pp$ collision data collected by t…

hep-ex2025★ 1 cited

Measurement of the Z-boson mass

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1129

The first dedicated $Z$ -boson mass measurement at the LHC with $Z \to μ^{+} μ^{-}$ decays is reported. The dataset uses proton-proton collisions at a centre-of-mass energy of $13$ TeV,…

hep-ex2025★ 3 cited

Observation of the $Λ_{b}^{0} \to J / ψ Ξ^{-} K^{+}$ and $Ξ_{b}^{0} \to J / ψ Ξ^{-} π^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1131

The first observation of the $Ξ_{b}^{0} \to J / ψ Ξ^{-} π^{+}$ decay and the most precise measurement of the branching fraction of the $Λ_{b}^{0} \to J / ψ Ξ^{-} K^{+}$ decay are reported, using proton-…

hep-ex2024★ 4 cited

Measurement of $D^{0} - D^{0}$ mixing and search for $C P$ violation with $D^{0} \to K^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1073

A measurement of the time-dependent ratio of the $D^{0} \to K^{+} π^{-}$ to $D^{0} \to K^{+} π^{-}$ decay rates is reported. The analysis uses a sample of proton-proton…

hep-ex2021

Measurement of prompt charged-particle production in pp collisions at a centre-of-mass energy of 13 TeV

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

The differential cross-section of prompt inclusive production of long-lived charged particles in proton-proton collisions is measured using a data sample recorded by the LHCb exper…

hep-ex2021★ 29 cited

Search for time-dependent $C P$ violation in $D^{0} \to K^{+} K^{-}$ and $D^{0} \to π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +953

A search for time-dependent violation of the charge-parity symmetry in $D^{0} \to K^{+} K^{-}$ and $D^{0} \to π^{+} π^{-}$ decays is performed at the LHCb experiment using proton-proton collis…

hep-ex2021★ 76 cited

Precise measurement of the $f_{s} / f_{d}$ ratio of fragmentation fractions and of $B_{s}^{0}$ decay branching fractions

LHCb collaboration, R. Aaij, C. Abellán Beteta +955

The ratio of the $B_{s}^{0}$ and $B^{0}$ fragmentation fractions, $f_{s} / f_{d}$ , in proton-proton collisions at the LHC, is obtained as a function of $B$ -meson transverse momentum and collis…

hep-ex2020

Search for the rare decay $B^{0} \to J / ψ ϕ$

LHCb collaboration, R. Aaij, C. Abellán Beteta +962

A search for the rare decay $B^{0} \to J / ψ ϕ$ is performed using $pp$ collision data collected with the LHCb detector at centre-of-mass energies of 7, 8 and 13 TeV, correspond…

hep-ex2020★ 27 cited

Measurement of the $Λ_{b}^{0} \to J / ψ Λ$ angular distribution and the $Λ_{b}^{0}$ polarisation in $pp$ collisions

LHCb collaboration, R. Aaij, C. Abellán Beteta +912

This paper presents an analysis of the $Λ_{b}^{0} \to J / ψ Λ$ angular distribution and the transverse production polarisation of $Λ_{b}^{0}$ baryons in proton-proton collisions at cen…

hep-ex2020★ 297 cited

Measurement of $C P$ -averaged observables in the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +902

An angular analysis of the $B^{0} \to K^{* 0} (\to K^{+} π^{-}) μ^{+} μ^{-}$ decay is presented using a data set corresponding to an integrated luminosity of 4.7 fb $^{- 1}$ of $pp…

hep-ex2020★ 33 cited

Search for the rare decays $B_{s}^{0} \to e^{+} e^{-}$ and $B^{0} \to e^{+} e^{-}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +902

A search for the decays $B_{s}^{0} \to e^{+} e^{-}$ and $B^{0} \to e^{+} e^{-}$ is performed using data collected with the LHCb experiment in proton-proton collisions at center-of-mass energies of $…

hep-ex2019★ 3 cited

Measurement of $C P$ violation in $B^{0} \to D^{*\pm} D^{\mp}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +901

The decay-time-dependent $C P$ asymmetry in $B^{0} \to D^{*\pm} D^{\mp}$ decays is measured using a data set corresponding to an integrated luminosity of $9$ fb $^{- 1}$ recorded by the L…

hep-ex2019★ 68 cited

Observation of new resonances in the $Λ_{b}^{0} π^{+} π^{-}$ system

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

We report the observation of a new structure in the $Λ_{b}^{0} π^{+} π^{-}$ spectrum using the full LHCb data set of $pp$ collisions, corresponding to an integrated luminosity of $9\,\mathr…

hep-ex2019★ 29 cited

Measurement of $C P$ -violating and mixing-induced observables in $B_{s}^{0} \to ϕ γ$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +859

A time-dependent analysis of the $B_{s}^{0} \to ϕ γ$ decay rate is performed to determine the $C P$ -violating observables $S_{ϕ γ}$ and $C_{ϕ γ}$ , and the mixing-induced observable $\mathc…

hep-ex2019★ 28 cited

Measurement of charged hadron production in $Z$ -tagged jets in proton-proton collisions at $s = 8$ TeV

LHCb Collaboration, R. Aaij, C. Abellán Beteta +851

The production of charged hadrons within jets recoiling against a $Z$ boson is measured in proton-proton collision data at $s = 8$ TeV recorded by the LHCb experiment. The cha…

hep-ex2019★ 15 cited

Search for $C P$ violation in $D_{s}^{+} \to K_{S}^{0} π^{+}$ , $D^{+} \to K_{S}^{0} K^{+}$ and $D^{+} \to ϕ π^{+}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +848

A search for charge-parity ( $C P$ ) violation in Cabibbo-suppressed $D_{s}^{+} \to K_{S}^{0} π^{+}$ , $D^{+} \to K_{S}^{0} K^{+}$ and $D^{+} \to ϕ π^{+}$ decays is reported using proton-proton collision data,…

hep-ex2019★ 114 cited

Measurement of b-hadron fractions in 13 TeV pp collisions

LHCb Collaboration, R. Aaij, C. Abellán Beteta +843

The production fractions of $B_{s}^{0}$ and $Λ_{b}^{0}$ hadrons, normalized to the sum of $B^{-}$ and $B^{0}$ fractions, are measured in 13 TeV pp collisions using data c…

hep-ex2019★ 32 cited

Measurement of the mass and production rate of $Ξ_{b}^{-}$ baryons

LHCb collaboration, R. Aaij, C. Abellán Beteta +843

The first measurement of the production rate of $Ξ_{b}^{-}$ baryons in $pp$ collisions relative to that of $Λ_{b}^{0}$ baryons is reported, using data samples collected by the LHCb experim…

hep-ex2018★ 22 cited

Search for $C P$ violation through an amplitude analysis of $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +845

A search for $C P$ violation in the Cabibbo-suppressed $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ decay mode is performed using an amplitude analysis. The measurement uses a sample of $pp$ c…

hep-ex2013★ 18 cited

First observation of the decay $B_{s}^{0} \to ϕ K ˉ^{* 0}$

LHCb collaboration, R. Aaij, C. Abellan Beteta +626

The first observation of the decay $B_{s}^{0} \to ϕ K ˉ^{* 0}$ is reported. The analysis is based on a data sample corresponding to an integrated luminosity of 1.0 fb $^{- 1}$ …

Measurement of branching fractions and CP asymmetries in Λb0​(Ξb0​)→pKS0​h− decays

Measurement of the Z-boson mass

Observation of the Λb0​→J/ψΞ−K+ and Ξb0​→J/ψΞ−π+ decays

Measurement of D0−D0 mixing and search for CP violation with D0→K+π− decays

Measurement of prompt charged-particle production in pp collisions at a centre-of-mass energy of 13 TeV

Search for time-dependent CP violation in D0→K+K− and D0→π+π− decays

Precise measurement of the fs​/fd​ ratio of fragmentation fractions and of Bs0​ decay branching fractions

Search for the rare decay B0→J/ψϕ

Measurement of the Λb0​→J/ψΛ angular distribution and the Λb0​ polarisation in pp collisions

Measurement of CP-averaged observables in the B0→K∗0μ+μ− decay

Search for the rare decays Bs0​→e+e− and B0→e+e−

Measurement of CP violation in B0→D∗±D∓ decays

Observation of new resonances in the Λb0​π+π− system

Measurement of CP-violating and mixing-induced observables in Bs0​→ϕγ decays

Measurement of charged hadron production in Z-tagged jets in proton-proton collisions at s​=8 TeV

Search for CP violation in Ds+​→KS0​π+, D+→KS0​K+ and D+→ϕπ+ decays