A. Su'arez

activity

20122019

most citedFirst evidence for the decay Bs -> mu+ mu-

391 citations · 1.6k across the 26 of their papers we have counts for

collaborators

27 papers

physics.ins-det2019★ 13 cited

LHCb VELO Timepix3 Telescope

Kazu Akiba, Martin van Beuzekom, Henk Boterenbrood +30

The LHCb VELO Timepix3 telescope is a silicon pixel tracking system constructed initially to evaluate the performance of LHCb VELO Upgrade prototypes. The telesope consists of eigh…

hep-ex2018★ 9 cited

Measurement of the branching fractions of the decays $D^{+} \to K^{-} K^{+} K^{+}$ , $D^{+} \to π^{-} π^{+} K^{+}$ and $D_{s}^{+} \to π^{-} K^{+} K^{+}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +841

The branching fractions of the doubly Cabibbo-suppressed decays $D^{+} \to K^{-} K^{+} K^{+}$ , $D^{+} \to π^{-} π^{+} K^{+}$ and $D_{s}^{+} \to π^{-} K^{+} K^{+}$ are measured using the decays…

physics.ins-det2018★ 3 cited

Monitoring radiation damage in the LHCb Tracker Turicensis

C. Abellan Beteta, M. Atzeni, V. Battista +20

This paper presents the techniques used to monitor radiation damage in the LHCb Tracker Turicensis during the LHC Runs 1 and 2. Bulk leakage currents in the silicon sensors were mo…

hep-ex2016★ 224 cited

Observation of $J / ψ ϕ$ structures consistent with exotic states from amplitude analysis of $B^{+} \to J / ψ ϕ K^{+}$ decays

LHCb collaboration, R. Aaij, B. Adeva +751

The first full amplitude analysis of $B^{+} \to J / ψ ϕ K^{+}$ with $J / ψ \to μ^{+} μ^{-}$ , $ϕ \to K^{+} K^{-}$ decays is performed with a data sample of 3 fb $^{- 1}$ of $pp$ collision data collected at $…

hep-ex2016★ 23 cited

Observation of the $Λ_{b}^{0} \to Λ ϕ$ decay

LHCb collaboration, R. Aaij, C. Abellán Beteta +730

The $Λ_{b}^{0} \to Λ ϕ$ decay is observed using data corresponding to an integrated luminosity of 3.0fb $^{- 1}$ recorded by the LHCb experiment. The decay proceeds at leading order via a $…

nucl-ex2016★ 42 cited

Study of $ψ (2 S)$ production and cold nuclear matter effects in pPb collisions at $s_{N N} = 5 TeV$

LHCb collaboration, R. Aaij, C. Abellán Beteta +732

The production of $ψ (2 S)$ mesons is studied in dimuon final states using proton-lead collision data collected by the LHCb detector. The data sample corresponds to an integrated lum…

hep-ex2015★ 33 cited

Studies of the resonance structure in $D^{0} \to K_{S}^{0} K^{\pm} π^{\mp}$ decays

LHCb collaboration, R. Aaij, B. Adeva +722

Amplitude models are applied to studies of resonance structure in $D^{0} \to K_{S}^{0} K^{-} π^{+}$ and $D^{0} \to K_{S}^{0} K^{+} π^{-}$ decays using $pp$ collision data corresponding to an integrated…

hep-ex2015★ 6 cited

First observation of the decay $B_{s}^{0} \to K_{S}^{0} K^{*} (892)^{0}$

LHCb collaboration, R. Aaij, B. Adeva +713

A search for $B_{(s)}^{0} \to K_{S}^{0} K^{*} (892)^{0}$ decays is performed using $pp$ collision data, corresponding to an integrated luminosity of $1.0 fb^{- 1}$ , collected…

hep-ex2014★ 25 cited

Measurement of the inelastic $pp$ cross-section at a centre-of-mass energy of $s = 7$ TeV

LHCb collaboration, R. Aaij, B. Adeva +699

The cross-section for inelastic proton-proton collisions, with at least one prompt long-lived charged particle of transverse momentum $p_{T} > 0.2$ GeV/ $c$ in the pseudorapidity…

hep-ex2014★ 30 cited

Determination of gamma and -2beta_s from charmless two-body decays of beauty mesons

LHCb collaboration, R. Aaij, C. Abellán Beteta +702

Using the latest LHCb measurements of time-dependent CP violation in the B^0_s -> K^+K^- decay, a U-spin relation between the decay amplitudes of B^0_s -> K^+K^- and B^0 -> π^+π^-…

hep-ex2014★ 22 cited

First measurement of the charge asymmetry in beauty-quark pair production at a hadron collider

R. Aaij, B. Adeva, M. Adinolfi +700

The difference in the angular distributions between beauty quarks and antiquarks, referred to as the charge asymmetry, is measured for the first time in $b b ˉ$ pair production…

hep-ex2014★ 42 cited

Searches for $Λ_{b}^{0}$ and $Ξ_{b}^{0}$ decays to $K_{S}^{0} p π^{-}$ and $K_{S}^{0} p K^{-}$ final states with first observation of the $Λ_{b}^{0} \to K_{S}^{0} p π^{-}$ decay

LHCb collaboration, R. Aaij, B. Adeva +671

A search for previously unobserved decays of beauty baryons to the final states $K_{S}^{0} p π^{-}$ and $K_{S}^{0} p K^{-}$ is reported. The…

hep-ex2013★ 52 cited

Studies of beauty baryon decays to $D^{0} p h^{-}$ and $Λ_{c}^{+} h^{-}$ final states

LHCb collaboration, R. Aaij, B. Adeva +670

Decays of beauty baryons to the $D^{0} p h^{-}$ and $Λ_{c}^{+} h^{-}$ final states (where $h$ indicates a pion or a kaon) are studied using a data sample of $pp$ collisions, corresponding to…

hep-ex2013★ 22 cited

Observation of $B_{s}^{0}$ - $B ˉ_{s}^{0}$ mixing and measurement of mixing frequencies using semileptonic B decays

LHCb collaboration, R. Aaij, B. Adeva +657

The $B_{s}^{0}$ and $B^{0}$ mixing frequencies, $Δ m_{s}$ and $Δ m_{d}$ , are measured using a data sample corresponding to an integrated luminosity of 1.0 fb^{-1} collected by the LHCb experim…

hep-ex2013★ 81 cited

First observation of the decay $B_{c}^{+} \to J / ψ K^{+}$

LHCb collaboration, R. Aaij, C. Abellan Beteta +632

The decay $B_{c}^{+} \to J / ψ K^{+}$ is observed for the first time using a data sample, corresponding to an integrated luminosity of 1.0 $f b^{- 1}$ , collected by the LHCb experiment in…

hep-ex2013★ 77 cited

Measurement of B meson production cross-sections in proton-proton collisions at sqrt(s)= 7 TeV

LHCb collaboration, R. Aaij, C. Abellan Beteta +625

The production cross-sections of B mesons are measured in pp collisions at a centre-of-mass energy of 7 TeV, using data collected with the LHCb detector corresponding to a integrat…

hep-ex2013★ 34 cited

Measurement of the $B^{0} \to K^{* 0} e^{+} e^{-}$ branching fraction at low dilepton mass

LHCb collaboration, R. Aaij, C. Abellan Beteta +623

The branching fraction of the rate decay $B^{0} \to K^{* 0} e^{+} e^{-}$ in the dilepton mass region from 30 to 1000 MeV $/ c^{2}$ has been measured by the LHCb experiment, using $pp$ c…

hep-ex2013★ 90 cited

Production of J/psi and Upsilon mesons in pp collisions at sqrt(s) = 8 TeV

LHCb collaboration, R. Aaij, C. Abellan Beteta +631

The production of J/psi and Upsilon mesons in pp collisions at sqrt(s) = 8 TeV is studied with the LHCb detector. The J/psi and Upsilon mesons are reconstructed in the mu+mu- decay…

hep-ex2013★ 27 cited

Observations of $B_{s}^{0} \to ψ (2 S) η$ and $B_{(s)}^{0} \to ψ (2 S) π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellan Beteta +620

First observations of the $B_{s}^{0} \to ψ (2 S) η$ , $B^{0} \to ψ (2 S) π^{+} π^{-}$ and $B_{s}^{0} \to ψ (2 S) π^{+} π^{-}$ decays are made using a dataset corresponding to an int…

hep-ex2012★ 17 cited

Measurement of CP observables in B0 -> D K*0 with D -> K+ K-

LHCb collaboration, R. Aaij, C. Abellan Beteta +625

The decay B0 -> D K*0 and the charge conjugate mode are studied using 1.0fb-1 of pp collision data collected by the LHCb experiment at sqrt(s) = 7TeV in 2011. The CP asymmetry betw…

hep-ex2012★ 391 cited

First evidence for the decay Bs -> mu+ mu-

LHCb collaboration, R. Aaij, C. Abellan Beteta +617

A search for the rare decays Bs->mu+mu- and B0->mu+mu- is performed using data collected in 2011 and 2012 with the LHCb experiment at the Large Hadron Collider. The data samples co…

hep-ex2012★ 62 cited

First observation of the decay $B_{s 2}^{} (5840)^{0} \to B^{+} K^{-}$ and studies of excited $B_{s}$ mesons

LHCb collaboration, R. Aaij, C. Abellan Beteta +621

Properties of the orbitally excited (L=1) $B_{s}$ states are studied using 1.0 fb $^{- 1}$ of pp collisions at $s = 7$ TeV collected with the LHCb detector. The first observation…

hep-ex2012★ 93 cited

Measurements of $B_{c}^{+}$ production and mass with the $B_{c}^{+} \to J / ψ π^{+}$ decay

LHCb collaboration, R. Aaij, C. Abellan Beteta +617

Measurements of $B_{c}^{+}$ production and mass are performed with the decay mode $B_{c}^{+} \to J / ψ π^{+}$ using 0.37 fb $^{- 1}$ of data collected in $pp$ collisions at $s = 7$ TeV by th…

hep-ex2012

Measurement of psi(2S) meson production in pp collisions at sqrt(s)=7 TeV

LHCb collaboration, R. Aaij, C. Abellán Beteta +577

The differential cross-section for the inclusive production of psi(2S) mesons in pp collisions at sqrt(s)=7 TeV has been measured with the LHCb detector. The data sample correspond…

LHCb VELO Timepix3 Telescope

Measurement of the branching fractions of the decays D+→K−K+K+, D+→π−π+K+ and Ds+​→π−K+K+

Monitoring radiation damage in the LHCb Tracker Turicensis

Observation of J/ψϕ structures consistent with exotic states from amplitude analysis of B+→J/ψϕK+ decays

Observation of the Λb0​→Λϕ decay

Study of ψ(2S) production and cold nuclear matter effects in pPb collisions at sNN​​=5 TeV

Studies of the resonance structure in D0→KS0​K±π∓ decays

First observation of the decay Bs0​→KS0​K∗(892)0

Measurement of the inelastic pp cross-section at a centre-of-mass energy of s​=7 TeV