M. Sevilla

activity

20112026

most citedObservation of structure in the

J / ψ

-pair mass spectrum

414 citations · 3.3k across the 67 of their papers we have counts for

collaborators

67 papers

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-ex2025★ 1 cited

Observation of the very rare $Σ^{+} \to p μ^{+} μ^{-}$ decay

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

The first observation of the $Σ^{+} \to p μ^{+} μ^{-}$ decay is reported with high significance using proton-proton collision data, corresponding to an integrated luminosity of $5.4\,\rm…

hep-ex2024

Measurement of $\itΛ_\it{b}^0$, $\itΛ_\it{c}^+$ and $Λ$ decay parameters using $\itΛ_\it{b}^0 \to \itΛ_\it{c}^+ h^-$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1106

A comprehensive study of the angular distributions in the bottom-baryon decays $Λ_{b}^{0} \to Λ_{c}^{+} h^{-} (h = π, K)$ , followed by $Λ_{c}^{+} \to Λ h^{+}$ with $\itΛ\to \it{p} π^…

hep-ex2024★ 2 cited

Measurement of $C P$ violation observables in $D^{+} \to K^{-} K^{+} π^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1112

A search for violation of the charge-parity $C P$ symmetry in the $D^{+} \to K^{-} K^{+} π^{+}$ decay is presented, with proton-proton collision data corresponding to an integrated l…

hep-ex2023★ 6 cited

Multiplicity dependence of $σ_{ψ (2 S)} / σ_{J / ψ}$ in $pp$ collisions at $s = 13$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1087

The ratio of production cross-sections of $ψ (2 S)$ over $J / ψ$ mesons as a function of charged-particle multiplicity in proton-proton collisions at a centre-of-mass energy $\sqrt{s}=…

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

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★ 53 cited

Observation of the mass difference between neutral charm-meson eigenstates

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

A measurement of mixing and $C P$ violation in neutral charm mesons is performed using data reconstructed in proton-proton collisions collected by the LHCb experiment from 2016 to…

hep-ex2021★ 1 cited

First measurement of the $C P$ -violating phase in $B_{s}^{0} \to J / ψ (\to e^{+} e^{-}) ϕ$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +954

A flavour-tagged time-dependent angular analysis of $B_{s}^{0} \to J / ψ ϕ$ decays is presented where the $J / ψ$ meson is reconstructed through its decay to an $e^{+} e^{-}$ pair. The analysis u…

hep-ex2021★ 5 cited

Angular analysis of $B^{0} \to D^{-} D_{s}^{+}$ with $D_{s}^{*+} \to D_{s}^{+} γ$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +946

The first full angular analysis of the $B^{0} \to D^{*-} D_{s}^{*+}$ decay is performed using 6 fb $^{- 1}$ of $pp$ collision data collected with the LHCb experiment at a centre-of-mass…

hep-ex2021★ 11 cited

Measurement of $C P$ asymmetry in $D^{0} \to K_{S}^{0} K_{S}^{0}$ decays

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

A measurement of the $C P$ asymmetry in $D^{0} \to K_{S}^{0} K_{S}^{0}$ decays is reported, based on a data sample of proton-proton collisions collected by the LHCb experiment from 2015 to 20…

hep-ex2021★ 19 cited

Search for $C P$ violation in $Ξ_{b}^{-} \to p K^{-} K^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +956

A search for $C P$ violation in charmless three-body $Ξ_{b}^{-} \to p K^{-} K^{-}$ decays is performed using $pp$ collision data recorded with the LHCb detector, corresponding to integrated…

hep-ex2021★ 48 cited

Search for the doubly heavy baryons $Ω_{bc}^{0}$ and $Ξ_{bc}^{0}$ decaying to $Λ_{c}^{+} π^{-}$ and $Ξ_{c}^{+} π^{-}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +900

The first search for the doubly heavy $Ω_{bc}^{0}$ baryon and a search for $Ξ_{bc}^{0}$ baryon are performed using $pp$ collision data collected via the LHCb experiment…

hep-ex2021★ 34 cited

Precise determination of the B0s-B0sbar oscillation frequency

LHCb collaboration, R. Aaij, C. Abellán Beteta +946

Mesons comprising a beauty quark and a strange quark can oscillate between particle (B0s) and antiparticle (B0s) flavour eigenstates, with a frequency given by the mass difference…

hep-ex2021★ 4 cited

Observation of the decay $Λ_{b}^{0} \to χ_{c 1} p π^{-}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +945

The Cabibbo-suppressed decay $Λ_{b}^{0} \to χ_{c 1} p π^{-}$ is observed for the first time using data from proton-proton collisions corresponding to an integrated luminosity of 6fb$^…

hep-ex2021★ 372 cited

Test of lepton universality in beauty-quark decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +946

The Standard Model of particle physics currently provides our best description of fundamental particles and their interactions. The theory predicts that the different charged lepto…

hep-ex2020★ 103 cited

Angular analysis of the $B^{+} \to K^{*+} μ^{+} μ^{-}$ decay

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

We present an angular analysis of the $B^{+} \to K^{*+} (\to K_{S}^{0} π^{+}) μ^{+} μ^{-}$ decay using 9$\,\mbox{fb}^{-1}$ of $pp$ collision data collected with the L…

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★ 4 cited

Observation of the $B_{s}^{0} \to D^{*\pm} D^{\mp}$ decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +963

A search for the $B_{s}^{0} \to D^{*\pm} D^{\mp}$ decay is performed using proton-proton collision data at centre-of-mass energies of $7$ , $8$ and $13 TeV$ collected by…

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★ 27 cited

Measurement of $C P$ observables in $B^{\pm} \to D^{()} K^{\pm}$ and $B^{\pm} \to D^{()} π^{\pm}$ decays using two-body $D$ final states

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

Measurements of $C P$ observables in $B^{\pm} \to D^{(*)} K^{\pm}$ and $B^{\pm} \to D^{(*)} π^{\pm}$ decays are presented, where $D^{(*)}$ indicates a neutral $D$ or $D^{*}$ …

hep-ex2020★ 23 cited

Observation of $C P$ violation in two-body $B_{(s)}^{0}$ -meson decays to charged pions and kaons

LHCb collaboration, R. Aaij, C. Abellán Beteta +966

The time-dependent $C P$ asymmetries of $B^{0} \to π^{+} π^{-}$ and $B_{s}^{0} \to K^{+} K^{-}$ decays are measured using a data sample of $pp$ collisions corresponding to an integrated lu…

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★ 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 $s = 7$ …

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

Observation of the very rare Σ+→pμ+μ− decay

Measurement of $\itΛ_\it{b}^0$, $\itΛ_\it{c}^+$ and Λ decay parameters using $\itΛ_\it{b}^0 \to \itΛ_\it{c}^+ h^-$ decays

Measurement of CP violation observables in D+→K−K+π+ decays

Multiplicity dependence of σψ(2S)​/σJ/ψ​ in pp collisions at s​=13 TeV

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

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

Observation of the mass difference between neutral charm-meson eigenstates

First measurement of the CP-violating phase in Bs0​→J/ψ(→e+e−)ϕ decays

Angular analysis of B0→D∗−Ds∗+​ with Ds∗+​→Ds+​γ decays

Measurement of CP asymmetry in D0→KS0​KS0​ decays

Search for CP violation in Ξb−​→pK−K− decays

Search for the doubly heavy baryons Ωbc0​ and Ξbc0​ decaying to Λc+​π− and Ξc+​π−

Precise determination of the B0s-B0sbar oscillation frequency

Observation of the decay Λb0​→χc1​pπ−

Test of lepton universality in beauty-quark decays

Angular analysis of the B+→K∗+μ+μ− decay

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

Observation of the Bs0​→D∗±D∓ decay

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

Measurement of CP observables in B±→D(∗)K± and B±→D(∗)π± decays using two-body D final states

Observation of CP violation in two-body B(s)0​-meson decays to charged pions and kaons

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

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

Observation of the very rare $Σ^{+} \to p μ^{+} μ^{-}$ decay

Measurement of $\itΛ_\it{b}^0$, $\itΛ_\it{c}^+$ and $Λ$ decay parameters using $\itΛ_\it{b}^0 \to \itΛ_\it{c}^+ h^-$ decays

Measurement of $C P$ violation observables in $D^{+} \to K^{-} K^{+} π^{+}$ decays

Multiplicity dependence of $σ_{ψ (2 S)} / σ_{J / ψ}$ in $pp$ collisions at $s = 13$ TeV

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

First measurement of the $C P$ -violating phase in $B_{s}^{0} \to J / ψ (\to e^{+} e^{-}) ϕ$ decays

Angular analysis of $B^{0} \to D^{-} D_{s}^{+}$ with $D_{s}^{*+} \to D_{s}^{+} γ$ decays

Measurement of $C P$ asymmetry in $D^{0} \to K_{S}^{0} K_{S}^{0}$ decays

Search for $C P$ violation in $Ξ_{b}^{-} \to p K^{-} K^{-}$ decays

Search for the doubly heavy baryons $Ω_{bc}^{0}$ and $Ξ_{bc}^{0}$ decaying to $Λ_{c}^{+} π^{-}$ and $Ξ_{c}^{+} π^{-}$

Observation of the decay $Λ_{b}^{0} \to χ_{c 1} p π^{-}$

Angular analysis of the $B^{+} \to K^{*+} μ^{+} μ^{-}$ decay

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

Observation of the $B_{s}^{0} \to D^{*\pm} D^{\mp}$ decay

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

Measurement of $C P$ observables in $B^{\pm} \to D^{()} K^{\pm}$ and $B^{\pm} \to D^{()} π^{\pm}$ decays using two-body $D$ final states

Observation of $C P$ violation in two-body $B_{(s)}^{0}$ -meson decays to charged pions and kaons

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

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