A. Torreira

activity

20112026

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

391 citations · 5.4k across the 72 of their papers we have counts for

collaborators

Showing 2013Show all

35 papers · 1 filter

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★ 116 cited

Measurement of CP violation in the phase space of $B^{\pm} \to K^{+} K^{-} π^{\pm}$ and $B^{\pm} \to π^{+} π^{-} π^{\pm}$ decays

LHCb collaboration, R. Aaij, B. Adeva +656

The charmless decays $B^{\pm} \to K^{+} K^{-} π^{\pm}$ and $B^{\pm} \to π^{+} π^{-} π^{\pm}$ are reconstructed in a data set, corresponding to an integrated luminosity…

hep-ex2013

Search for the decay D0 to π+ π- μ+ μ-

LHCb collaboration, R. Aaij, B. Adeva +656

A search for the D0 to π+ π- μ+ μ- decay, where the muon pair does not originate from a resonance, is performed using proton-proton collision data corresponding to an integrated lu…

hep-ex2013★ 36 cited

Observation of the decay $B_{c} \to J / ψ K^{+} K^{-} π^{+}$

LHCb collaboration, R. Aaij, B. Adeva +656

The decay $B_{c} \to J / ψ K^{+} K^{-} π^{+}$ is observed for the first time, using proton-proton collisions collected with the LHCb detector corresponding to an integrated luminosity…

hep-ex2013★ 72 cited

Measurement of D0-D0bar mixing parameters and search for CP violation using D0->K+pi- decays

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

Measurements of charm mixing parameters from the decay-time-dependent ratio of D0->K+pi- to D0->K-pi+ rates and the charge-conjugate ratio are reported. The analysis uses data, cor…

hep-ex2013★ 12 cited

Measurement of the charge asymmetry in $B^{\pm} \to ϕ K^{\pm}$ and search for $B^{\pm} \to ϕ π^{\pm}$ decays

LHCb collaboration, R. Aaij, B. Adeva +655

The \CP-violating charge asymmetry in $B^{\pm} \to ϕ K^{\pm}$ decays is measured in a sample of $pp$ collisions at 7 TeV centre-of-mass energy, corresponding to an integrated…

hep-ex2013★ 32 cited

First observation of B0->J/ψK+K- and search for B0->J/ψϕ decays

LHCb collaboration, R. Aaij, B. Adeva +652

The first observation of the B0->J/ψK+K- decay is presented with a data sample corresponding to an integrated luminosity of 1.0/fb of pp collisions at a center-of-mass energy of 7…

hep-ex2013★ 18 cited

Observation of the decay $B_{s}^{0} \to D ˉ^{0} ϕ$

The LHCb collaboration, R. Aaij, B. Adeva +655

First observation of the decay Bs -> D0bar phi is reported using pp collision data, corresponding to an integrated luminosity of 1.0 fb^-1, collected by the LHCb experiment at a ce…

hep-ex2013★ 15 cited

Branching fraction and CP asymmetry of the decays $B^{+} \to K_{S}^{0} π^{+}$ and $B^{+} \to K_{S}^{0} K^{+}$

LHCb collaboration, R. Aaij, B. Adeva +655

An analysis of $B^{+} \to K_{S}^{0} π^{+}$ and $B^{+} \to K_{S}^{0} K^{+}$ decays is performed with the LHCb experiment. The $pp$ collision data u…

hep-ex2013★ 19 cited

Studies of the decays $B^{+} \to p p ˉ h^{+}$ and observation of $B^{+} \to Λ ˉ (1520) p$

LHCb collaboration, R. Aaij, B. Adeva +652

Dynamics and direct $C ¶$ violation in three-body charmless decays of charged $B$ mesons to a proton, an antiproton and a light meson (pion or kaon) are studied using data, correspo…

hep-ex2013★ 302 cited

Measurement of the $B_{s}^{0} \to μ^{+} μ^{-}$ branching fraction and search for $B^{0} \to μ^{+} μ^{-}$ decays at the LHCb experiment

LHCb collaboration, R. Aaij, B. Adeva +650

A search for the rare decays $B_{s}^{0} \to μ^{+} μ^{-}$ and $B^{0} \to μ^{+} μ^{-}$ is performed at the LHCb experiment. The data analysed correspond to an integrated luminosity of 1 fb $^{- 1}$ of $…

hep-ex2013★ 52 cited

Measurement of the relative rate of prompt $χ_{c 0}$ , $χ_{c 1}$ and $χ_{c 2}$ production at $s = 7$ TeV

LHCb collaboration, R. Aaij, B. Adeva +648

Prompt production of charmonium $χ_{c 0}$ , $χ_{c 1}$ and $χ_{c 2}$ mesons is studied using proton-proton collisions at the LHC at a centre-of-mass energy of $s = 7$ TeV. The $χ_{c…

hep-ex2013★ 37 cited

Measurement of the polarisation amplitudes in B0 -> J/psi K*(892)0 decays

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

An analysis of the decay B0 -> J/psi K*(892)0 is presented using data, corresponding to an integrated luminosity of 1.0fb^-1, collected in pp collisions at a centre-of-mass energy…

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★ 55 cited

Measurement of the differential branching fraction of the decay $Λ_{b}^{0} \to Λ μ^{+} μ^{-}$

LHCb collaboration, R. Aaij, B. Adeva +650

The differential branching fraction of the decay $Λ_{b}^{0} \to Λ μ^{+} μ^{-}$ is measured as a function of the square of the dimuon invariant mass, $q^{2}$ . A yield of $78 \pm 12$ $Λ_b^0\…

hep-ex2013★ 120 cited

Measurement of CP violation in the phase space of $B^{\pm} \to K^{\pm} π^{+} π^{-}$ and $B^{\pm} \to K^{\pm} K^{+} K^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +647

The charmless decays $B^{\pm} \to K^{\pm} π^{+} π^{-}$ and $B^{\pm} \to K^{\pm} K^{+} K^{-}$ are reconstructed using data, corresponding to an integrated luminosity of 1.0 fb $^{- 1}$ , collected b…

hep-ex2013★ 17 cited

Searches for $B_{(s)}^{0} \to J / ψ p p$ and $B^{+} \to J / ψ p p π^{+}$ decays

LHCb collaboration, R. Aaij, B. Adeva +650

The results of searches for $B_{(s)}^{0} \to J / ψ p p$ and $B^{+} \to J / ψ p p π^{+}$ decays are reported. The analysis is based on a data sample, corre…

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★ 19 cited

Observation of $B_{s}^{0} \to χ_{c 1} ϕ$ decay and study of $B^{0} \to χ_{c 1, 2} K^{* 0}$ decays

LHCb collaboration, R. Aaij, B. Adeva +647

The first observation of the decay $B_{s}^{0} \to χ_{c 1} ϕ$ and a study of $B^{0} \to χ_{c 1, 2} K^{* 0}$ decays are presented. The analysis is performed using a dataset, correspo…

hep-ex2013★ 55 cited

Search for the rare decay $D^{0} \to μ^{+} μ^{-}$

LHCb collaboration, R. Aaij, C. Abellan Beteta +634

A search for the rare decay $D^{0} \to μ^{+} μ^{-}$ is performed using a data sample, corresponding to an integrated luminosity of 0.9 fb $^{- 1}$ , of $pp$ collisions collected at a centre-…

hep-ex2013★ 20 cited

Measurement of the effective B_s^0 -> J/ψ K_S^0 lifetime

LHCb collaboration, R. Aaij, C. Abellan Beteta +630

This paper reports the first measurement of the effective B_s^0 -> J/ψ K_S^0 lifetime and an updated measurement of its time-integrated branching fraction. Both measurements are pe…

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★ 58 cited

Measurement of the CKM angle gamma from a combination of B->Dh analyses

LHCb collaboration, R. Aaij, C. Abellan Beteta +633

A combination of three LHCb measurements of the CKM angle gamma is presented. The decays B->DK and B->Dpi are used, where D denotes an admixture of D0 and D0-bar mesons, decaying i…

hep-ex2013★ 91 cited

Observation of $B_{c}^{+} \to J / ψ D_{s}^{+}$ and $B_{c}^{+} \to J / ψ D_{s}^{*+}$ decays

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

The decays $B_{c}^{+} \to J / ψ D_{s}^{+}$ and $B_{c}^{+} \to J / ψ D_{s}^{*+}$ are observed for the first time using a dataset, corresponding to an integrated luminosity of 3 $f b^{- 1}$ …

Studies of beauty baryon decays to D0ph− and Λc+​h− final states

Measurement of CP violation in the phase space of B±→K+K−π± and B±→π+π−π± decays

Search for the decay D0 to π+ π- μ+ μ-

Observation of the decay Bc​→J/ψK+K−π+

Measurement of D0-D0bar mixing parameters and search for CP violation using D0->K+pi- decays

Measurement of the charge asymmetry in B±→ϕK± and search for B±→ϕπ± decays

First observation of B0->J/ψK+K- and search for B0->J/ψϕ decays

Observation of the decay Bs0​→Dˉ0ϕ

Branching fraction and CP asymmetry of the decays B+→KS0​π+ and B+→KS0​K+

Studies of the decays B+→ppˉ​h+ and observation of B+→Λˉ(1520)p

Measurement of the Bs0​→μ+μ− branching fraction and search for B0→μ+μ− decays at the LHCb experiment

Measurement of the relative rate of prompt χc0​, χc1​ and χc2​ production at s​=7TeV

Measurement of the polarisation amplitudes in B0 -> J/psi K*(892)0 decays

First observation of the decay Bc+​→J/ψK+

Measurement of the differential branching fraction of the decay Λb0​→Λμ+μ−

Measurement of CP violation in the phase space of B±→K±π+π− and B±→K±K+K− decays

Searches for B(s)0​→J/ψpp​ and B+→J/ψpp​π+ decays

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

Observation of Bs0​→χc1​ϕ decay and study of B0→χc1,2​K∗0 decays

Search for the rare decay D0→μ+μ−

Measurement of the effective B_s^0 -> J/ψ K_S^0 lifetime

Measurement of the B0→K∗0e+e− branching fraction at low dilepton mass

Measurement of the CKM angle gamma from a combination of B->Dh analyses

Observation of Bc+​→J/ψDs+​ and Bc+​→J/ψDs∗+​ decays

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

Measurement of CP violation in the phase space of $B^{\pm} \to K^{+} K^{-} π^{\pm}$ and $B^{\pm} \to π^{+} π^{-} π^{\pm}$ decays

Observation of the decay $B_{c} \to J / ψ K^{+} K^{-} π^{+}$

Measurement of the charge asymmetry in $B^{\pm} \to ϕ K^{\pm}$ and search for $B^{\pm} \to ϕ π^{\pm}$ decays

Observation of the decay $B_{s}^{0} \to D ˉ^{0} ϕ$

Branching fraction and CP asymmetry of the decays $B^{+} \to K_{S}^{0} π^{+}$ and $B^{+} \to K_{S}^{0} K^{+}$

Studies of the decays $B^{+} \to p p ˉ h^{+}$ and observation of $B^{+} \to Λ ˉ (1520) p$

Measurement of the $B_{s}^{0} \to μ^{+} μ^{-}$ branching fraction and search for $B^{0} \to μ^{+} μ^{-}$ decays at the LHCb experiment

Measurement of the relative rate of prompt $χ_{c 0}$ , $χ_{c 1}$ and $χ_{c 2}$ production at $s = 7$ TeV

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

Measurement of the differential branching fraction of the decay $Λ_{b}^{0} \to Λ μ^{+} μ^{-}$

Measurement of CP violation in the phase space of $B^{\pm} \to K^{\pm} π^{+} π^{-}$ and $B^{\pm} \to K^{\pm} K^{+} K^{-}$ decays

Searches for $B_{(s)}^{0} \to J / ψ p p$ and $B^{+} \to J / ψ p p π^{+}$ decays

Observation of $B_{s}^{0} \to χ_{c 1} ϕ$ decay and study of $B^{0} \to χ_{c 1, 2} K^{* 0}$ decays

Search for the rare decay $D^{0} \to μ^{+} μ^{-}$

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

Observation of $B_{c}^{+} \to J / ψ D_{s}^{+}$ and $B_{c}^{+} \to J / ψ D_{s}^{*+}$ decays