B. Quintana

activity

20172024

most citedObservation of the doubly charmed baryon

Ξ_{cc}^{++}

523 citations · 2.5k across the 25 of their papers we have counts for

collaborators

25 papers

hep-ex2024★ 1 cited

Amplitude analysis of the radiative decay $B_{s}^{0} \to K^{+} K^{-} γ$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1064

A search for radiative decay of $B_{s}^{0}$ mesons to orbitally excited $K^{+} K^{-}$ states is performed using proton proton collisions recorded by the \mbox{LHCb}\xspace experiment, corre…

hep-ex2021★ 6 cited

Identification of charm jets at LHCb

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

The identification of charm jets is achieved at LHCb for data collected in 2015-2018 using a method based on the properties of displaced vertices reconstructed and matched with jet…

hep-ex2021★ 14 cited

Study of the $B_{c}^{+}$ decays into charmonia and three light hadrons

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +996

Using proton-proton collision data, corresponding to an integrated luminosity of $9 f b^{- 1}$ collected with the LHCb detector, seven decay modes of the $B_{c}^{+}$ meson into a $J / ψ$ or…

hep-ex2021★ 19 cited

Measurement of the photon polarization in $Λ_{b} \to Λ γ$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

The photon polarization in $b \to s γ$ transitions is measured for the first time in radiative b-baryon decays exploiting the unique spin structure of $Λ_{b} \to Λ γ$ decays. A data s…

hep-ex2021★ 14 cited

Angular analysis of $D^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ and $D^{0} \to K^{+} K^{-} μ^{+} μ^{-}$ decays and search for $C P$ violation

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1003

The first full angular analysis and an updated measurement of the decay-rate $C P$ asymmetry of the $D^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ and $D^{0} \to K^{+} K^{-} μ^{+} μ^{-}$ decays are reported. The analys…

hep-ex2021★ 1 cited

Search for massive long-lived particles decaying semileptonically at sqrt(s)=13 TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +996

A search is performed for massive long-lived particles (LLP) decaying semileptonically into a muon and two quarks. Two kinds of LLP production processes were considered. In the fir…

hep-ex2021★ 52 cited

Simultaneous determination of CKM angle $γ$ and charm mixing parameters

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

A combination of measurements sensitive to the $C P$ violation angle $γ$ of the Cabibbo-Kobayashi-Maskawa unitarity triangle and to the charm mixing parameters that describe oscilla…

hep-ex2021★ 23 cited

Measurement of $χ_{c 1} (3872)$ production in proton-proton collisions at $s = 8$ and $13$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +997

The production cross-section of the $χ_{c 1} (3872)$ state relative to the $ψ (2 S)$ meson is measured using proton-proton collision data collected with the LHCb experiment at centre-o…

hep-ex2021★ 25 cited

Search for the doubly charmed baryon $Ξ_{cc}^{+}$ in the $Ξ_{c}^{+} π^{-} π^{+}$ final state

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +992

A search for the doubly charmed baryon $Ξ_{cc}^{+}$ is performed in the $Ξ_{c}^{+} π^{-} π^{+}$ invariant-mass spectrum, where the $Ξ_{c}^{+}$ baryon is reconstructed in t…

hep-ex2021★ 10 cited

Observation of the suppressed $Λ_{b}^{0} \to D p K^{-}$ decay with $D \to K^{+} π^{-}$ and measurement of its $C P$ asymmetry

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +997

A study of $Λ_{b}^{0}$ baryon decays to the $D p K^{-}$ final state is presented based on a proton-proton collision data sample corresponding to an integrated luminosity of 9 fb $^{- 1}$ col…

hep-ex2021★ 113 cited

Measurement of the W boson mass

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

The $W$ boson mass is measured using proton-proton collision data at $s = 13$ TeV corresponding to an integrated luminosity of 1.7 fb $^{- 1}$ recorded during 2016 by the LHCb e…

hep-ex2021★ 329 cited

Study of the doubly charmed tetraquark $T_{cc}^{+}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

An exotic narrow state in the $D^{0} D^{0} π^{+}$ mass spectrum just below the $D^{*+} D^{0}$ mass threshold is studied using a data set corresponding to an integrated luminosity of 9 fb$^{-1…

hep-ex2021★ 403 cited

Observation of an exotic narrow doubly charmed tetraquark

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

Conventional hadronic matter consists of baryons and mesons made of three quarks and quark-antiquark pairs, respectively. The observation of a new type of hadronic state, a doubly…

hep-ex2021★ 15 cited

Measurement of $J / ψ$ production cross-sections in $pp$ collisions at $s = 5$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +990

The production cross-sections of $J / ψ$ mesons in proton-proton collisions at a centre-of-mass energy of $s = 5$ TeV are measured using a data sample corresponding to an integr…

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★ 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-ex2019★ 37 cited

Measurement of the $η_{c} (1 S)$ production cross-section in $pp$ collisions at $s = 13$ TeV

LHCb collaboration, R. Aaij, C. Abellán Beteta +913

Using a data sample corresponding to an integrated luminosity of $2.0 f b^{- 1}$ , collected by the LHCb experiment, the production of the $η_{c} (1 S)$ state in proton-proton collisions…

hep-ex2019★ 72 cited

Observation of an excited $B_{c}^{+}$ state

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

Using $pp$ collision data corresponding to an integrated luminosity of $8.5 fb^{- 1}$ recorded by the LHCb experiment at centre-of-mass energies of $s = 7$ , $8$ and…

hep-ex2019★ 402 cited

Search for lepton-universality violation in $B^{+} \to K^{+} ℓ^{+} ℓ^{-}$ decays

LHCb Collaboration, R. Aaij, C. Abellán Beteta +846

A measurement of the ratio of branching fractions of the decays $B^{+} \to K^{+} μ^{+} μ^{-}$ and $B^{+} \to K^{+} e^{+} e^{-}$ is presented. The proton-proton collision data used correspond to an integ…

hep-ex2019★ 297 cited

Observation of $C P$ violation in charm decays

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

A search for charge-parity ( $C P$ ) violation in $D^{0} \to K^{-} K^{+}$ and $D^{0} \to π^{-} π^{+}$ decays is reported, using $pp$ collision data corresponding to an integrated luminosity of…

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★ 17 cited

Dalitz plot analysis of the $D^{+} \to K^{-} K^{+} K^{+}$ decay

LHCb Collaboration, R. Aaij, B. Adeva +98

The resonant structure of the doubly Cabibbo-suppressed decay $D^{+} \to K^{-} K^{+} K^{+}$ is studied for the first time. The measurement is based on a sample of pp-collision data, collecte…

hep-ex2017★ 13 cited

Search for baryon-number-violating $Ξ_{b}^{0}$ oscillations

LHCb collaboration, R. Aaij, B. Adeva +802

A search for baryon-number-violating $Ξ_{b}^{0}$ oscillations is performed with a sample of $pp$ collision data recorded by the LHCb experiment, corresponding to an integrated luminosi…

Amplitude analysis of the radiative decay Bs0​→K+K−γ

Identification of charm jets at LHCb

Study of the Bc+​ decays into charmonia and three light hadrons

Measurement of the photon polarization in Λb​→Λγ decays

Angular analysis of D0→π+π−μ+μ− and D0→K+K−μ+μ− decays and search for CP violation

Search for massive long-lived particles decaying semileptonically at sqrt(s)=13 TeV

Simultaneous determination of CKM angle γ and charm mixing parameters

Measurement of χc1​(3872) production in proton-proton collisions at s​=8 and 13 TeV

Search for the doubly charmed baryon Ξcc+​ in the Ξc+​π−π+ final state

Observation of the suppressed Λb0​→DpK− decay with D→K+π− and measurement of its CP asymmetry

Measurement of the W boson mass

Study of the doubly charmed tetraquark Tcc+​

Observation of an exotic narrow doubly charmed tetraquark

Measurement of J/ψ production cross-sections in pp collisions at s​=5 TeV

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

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

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

Measurement of the ηc​(1S) production cross-section in pp collisions at s​=13 TeV

Observation of an excited Bc+​ state

Search for lepton-universality violation in B+→K+ℓ+ℓ− decays

Observation of CP violation in charm decays

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

Dalitz plot analysis of the D+→K−K+K+ decay

Search for baryon-number-violating Ξb0​ oscillations

Amplitude analysis of the radiative decay $B_{s}^{0} \to K^{+} K^{-} γ$

Study of the $B_{c}^{+}$ decays into charmonia and three light hadrons

Measurement of the photon polarization in $Λ_{b} \to Λ γ$ decays

Angular analysis of $D^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ and $D^{0} \to K^{+} K^{-} μ^{+} μ^{-}$ decays and search for $C P$ violation

Simultaneous determination of CKM angle $γ$ and charm mixing parameters

Measurement of $χ_{c 1} (3872)$ production in proton-proton collisions at $s = 8$ and $13$ TeV

Search for the doubly charmed baryon $Ξ_{cc}^{+}$ in the $Ξ_{c}^{+} π^{-} π^{+}$ final state

Observation of the suppressed $Λ_{b}^{0} \to D p K^{-}$ decay with $D \to K^{+} π^{-}$ and measurement of its $C P$ asymmetry

Study of the doubly charmed tetraquark $T_{cc}^{+}$

Measurement of $J / ψ$ production cross-sections in $pp$ collisions at $s = 5$ TeV

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

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

Measurement of the $η_{c} (1 S)$ production cross-section in $pp$ collisions at $s = 13$ TeV

Observation of an excited $B_{c}^{+}$ state

Search for lepton-universality violation in $B^{+} \to K^{+} ℓ^{+} ℓ^{-}$ decays

Observation of $C P$ violation in charm decays

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

Dalitz plot analysis of the $D^{+} \to K^{-} K^{+} K^{+}$ decay

Search for baryon-number-violating $Ξ_{b}^{0}$ oscillations