M.-O. Bettler

activity

20102020

B^{0} \to K^{* 0} μ^{+} μ^{-}

decay using $3\,\mbox{fb}^{-1}$ of integrated luminosity

493 citations · 3.1k across the 38 of their papers we have counts for

collaborators

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37 papers · 1 filter

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

First observation of excited $Ω_{b}^{-}$ states

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

We report four narrow peaks in the $Ξ_{b}^{0} K^{-}$ mass spectrum obtained using $pp$ collisions at center-of-mass energies of 7, 8 and 13 TeV, corresponding to a total integrated lumino…

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-ex2017★ 35 cited

Evidence for the rare decay $Σ^{+} \to p μ^{+} μ^{-}$

LHCb collaboration, R. Aaij, B. Adeva +791

A search for the rare decay $Σ^{+} \to p μ^{+} μ^{-}$ is performed using $pp$ collision data recorded by the LHCb experiment at centre-of-mass energies $s = 7$ and $8$ TeV, corres…

hep-ex2017★ 81 cited

Prompt and nonprompt J/ $ψ$ production and nuclear modification in $p$ Pb collisions at $s_{NN} = 8.16$ TeV

LHCb collaboration, R. Aaij, B. Adeva +806

The production of J/ $ψ$ mesons is studied in proton-lead collisions at the centre-of-mass energy per nucleon pair $s_{NN} = 8.16$ TeV with the LHCb detector at the LHC.…

hep-ex2017★ 13 cited

First observation of a baryonic $B_{s}^{0}$ decay

LHCb collaboration, R. Aaij, B. Adeva +776

We report the first observation of a baryonic $B_{s}^{0}$ decay, $B_{s}^{0} \to p Λ K^{-}$ , using proton-proton collision data recorded by the LHCb experime…

hep-ex2017★ 248 cited

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

LHCb collaboration, R. Aaij, B. Adeva +771

A search for the rare decays $B_{s}^{0} \to μ^{+} μ^{-}$ and $B^{0} \to μ^{+} μ^{-}$ is performed at the LHCb experiment using data collected in $pp$ collisions corresponding to a total integrated lum…

hep-ex2016★ 98 cited

Measurement of the $b$ -quark production cross-section in 7 and 13 TeV $pp$ collisions

LHCb collaboration, R. Aaij, B. Adeva +766

Measurements of the cross-section for producing \bquark quarks in the reaction $pp \to b b ˉ X$ are reported in 7 and 13 TeV collisions at the LHC as a function of the pseudorapi…

hep-ex2016★ 12 cited

Observation of the decay $Ξ_{b}^{-} \to p K^{-} K^{-}$

LHCb collaboration, R. Aaij, B. Adeva +764

Decays of the $Ξ_{b}^{-}$ and $Ω_{b}^{-}$ baryons to the charmless final states $p h^{-} h^{' -}$ , where $h^{(')}$ denotes a kaon or pion, are searched for with the LHCb detector.…

hep-ex2016★ 16 cited

Measurement of $C P$ violation in $B^{0} \to D^{+} D^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +767

The $C P$ violation observables $S$ and $C$ in the decay channel $B^{0} \to D^{+} D^{-}$ are determined from a sample of proton-proton collisions at center-of-mass energies of 7…

hep-ex2016★ 13 cited

Search for the suppressed decays $B^{+} \to K^{+} K^{+} π^{-}$ and $B^{+} \to π^{+} π^{+} K^{-}$

LHCb collaboration, R. Aaij, B. Adeva +761

A search is made for the highly-suppressed B meson decays $B^{+} \to K^{+} K^{+} π^{-}$ and $B^{+} \to π^{+} π^{+} K^{-}$ using a data sample corresponding to an integrat…

hep-ex2016★ 8 cited

Observation of $B_{s}^{0} \to D ˉ^{0} K_{S}^{0}$ and evidence for $B_{s}^{0} \to D ˉ^{* 0} K_{S}^{0}$ decays

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

The first observation of the $B_{s}^{0} \to D ˉ^{0} K_{S}^{0}$ decay mode and evidence for the $B_{s}^{0} \to D ˉ^{* 0} K_{S}^{0}$ decay mode are reported. The data sample corresponds to an integ…

hep-ex2015★ 493 cited

Angular analysis of the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay using $3\,\mbox{fb}^{-1}$ of integrated luminosity

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

An angular analysis of the $B^{0} \to K^{* 0} (\to K^{+} π^{-}) μ^{+} μ^{-}$ decay is presented. The dataset corresponds to an integrated luminosity of $3.0\,{\mbox{fb}^{…

hep-ex2015★ 45 cited

Study of $W$ boson production in association with beauty and charm

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

The associated production of a $W$ boson with a jet originating from either a light parton or heavy-flavor quark is studied in the forward region using proton-proton collisions. Th…

hep-ex2015★ 119 cited

Dalitz plot analysis of $B^{0} \to D^{0} π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +710

The resonant substructures of $B^{0} \to D^{0} π^{+} π^{-}$ decays are studied with the Dalitz plot technique. In this study a data sample corresponding to an integrated luminosi…

hep-ex2015★ 25 cited

Observation of the $B^{0} \to ρ^{0} ρ^{0}$ decay from an amplitude analysis of $B^{0} \to (π^{+} π^{-}) (π^{+} π^{-})$ decays

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

Proton-proton collision data recorded in 2011 and 2012 by the \lhcb experiment, co\-rres\-pon\-ding to an integrated luminosity of 3.0\invfb, are a\-na\-lysed to search for the cha…

hep-ex2015★ 16 cited

Observation of the decay $B_{s}^{0} \to ψ (2 S) K^{+} π^{-}$

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

The decay $B_{s}^{0} \to ψ (2 S) K^{+} π^{-}$ is observed using a data set corresponding to an integrated luminosity of $3.0 f b^{- 1}$ collected by the LHCb experiment in $p…

hep-ex2015★ 30 cited

Precise measurements of the properties of the B_1(5721)^(0,+) and B_2*(5747)^(0,+) states and observation of B^(+,0) pi^(-,+) mass structures

LHCb collaboration, R. Aaij, B. Adeva +706

Invariant mass distributions of B+pi- and B0pi+ combinations are investigated in order to study excited B mesons. The analysis is based on a data sample corresponding to 3.0 fb-1 o…

hep-ex2014★ 4 cited

Determination of the branching fractions of $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ and $B^{0} \to D_{s}^{-} K^{+}$

LHCb collaboration, R. Aaij, B. Adeva +701

Measurements are presented of the branching fractions of the decays $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ and $B^{0} \to D_{s}^{-} K^{+}$ relative to the decays $B_{s}^{0} \to D_{s}^…

hep-ex2014★ 40 cited

Search for CP violation in $D^{0} \to π^{-} π^{+} π^{0}$ decays with the energy test

LHCb collaboration, R. Aaij, B. Adeva +703

A search for time-integrated CP violation in the Cabibbo-suppressed decay $D^{0} \to π^{-} π^{+} π^{0}$ is performed using for the first time an unbinned model-independent technique known as t…

hep-ex2014★ 71 cited

Search for the lepton flavour violating decay $τ^{-} \to μ^{-} μ^{+} μ^{-}$

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

A search for the lepton flavour violating decay $τ^{-} \to μ^{-} μ^{+} μ^{-}$ is performed with the LHCb experiment. The data sample corresponds to an integrated luminosity of $1.0\mathrm{\,f…

hep-ex2014★ 36 cited

Measurement of CP violation parameters in B0->D K*0 decays

LHCb collaboration, R. Aaij, B. Adeva +698

An analysis of B0->D K*0 decays is presented, where D represents an admixture of D0 and D0b mesons reconstructed in four separate final states: K-pi+, pi-K+, K+K- and pi+pi-. The d…

hep-ex2014★ 86 cited

Measurement of the CP-violating phase $ϕ_{s}$ in $B_{s}^{0} \to J / ψ π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +697

The mixing-induced CP-violating phase $ϕ_{s}$ in $B_{s}^{0}$ and $B_{s}^{0}$ decays is measured using the $J / ψ π^{+} π^{-}$ final state in data, taken from 3\,fb $^{- 1}$ of integrated…

hep-ex2014★ 35 cited

Measurement of Upsilon production in pp collisions at sqrt{s}=2.76 TeV

LHCb collaboration, R. Aaij, B. Adeva +680

The production of Upsilon(1S), Upsilon(2S) and Upsilon(3S) mesons decaying into the dimuon final state is studied with the LHCb detector using a data sample corresponding to an int…

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

First observation of excited Ωb−​ states

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

Evidence for the rare decay Σ+→pμ+μ−

Prompt and nonprompt J/ψ production and nuclear modification in pPb collisions at sNN​​=8.16 TeV

First observation of a baryonic Bs0​ decay

Measurement of the Bs0​→μ+μ− branching fraction and effective lifetime and search for B0→μ+μ− decays

Measurement of the b-quark production cross-section in 7 and 13 TeV pp collisions

Observation of the decay Ξb−​→pK−K−

Measurement of CP violation in B0→D+D− decays

Search for the suppressed decays B+→K+K+π− and B+→π+π+K−

Observation of Bs0​→Dˉ0KS0​ and evidence for Bs0​→Dˉ∗0KS0​ decays

Angular analysis of the B0→K∗0μ+μ− decay using $3\,\mbox{fb}^{-1}$ of integrated luminosity

Study of W boson production in association with beauty and charm

Dalitz plot analysis of B0→D0π+π− decays

Observation of the B0→ρ0ρ0 decay from an amplitude analysis of B0→(π+π−)(π+π−) decays

Observation of the decay Bs0​→ψ(2S)K+π−