A. Popov

activity

20142020

most citedObservation of the doubly charmed baryon

Ξ_{cc}^{++}

523 citations · 2.1k across the 29 of their papers we have counts for

collaborators

29 papers

hep-ex2020★ 224 cited

Amplitude analysis of the $B^{+} \to D^{+} D^{-} K^{+}$ decay

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

Results are reported from an amplitude analysis of the $B^{+} \to D^{+} D^{-} K^{+}$ decay. The analysis is carried out using LHCb proton-proton collision data taken at $s = 7, 8,$ and $1…

hep-ex2020★ 20 cited

Observation of enhanced double parton scattering in proton-lead collisions at $s_{NN} = 8.16$ TeV

LHCb collaboration, R. Aaij, C. Abellán Beteta +992

A study of prompt charm-hadron pair production in proton-lead collisions at $s_{NN} = 8.16$ TeV is performed using data corresponding to an integrated luminosity of ab…

hep-ex2020★ 5 cited

First observation of the decay $B^{0} \to D^{0} D^{0} K^{+} π^{-}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +965

The first observation of the decay $B^{0} \to D^{0} D^{0} K^{+} π^{-}$ is reported using proton-proton collision data corresponding to an integrated luminosity of 4.7 $\…

hep-ex2020★ 6 cited

Measurement of branching fraction ratios for $B^{+} \to D^{+} D^{-} K^{+}$ , $B^{+} \to D^{-} D^{+} K^{+}$ , and $B^{0} \to D^{*-} D^{0} K^{+}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +914

A measurement of four branching-fraction ratios for three-body decays of $B$ mesons involving two open-charm hadrons in the final state is presented. Run 1 and Run 2 $pp$ collision…

hep-ex2019★ 32 cited

Search for $C P$ violation and observation of $P$ violation in $Λ_{b}^{0} \to p π^{-} π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +902

A search for $C P$ violation in the $Λ_{b}^{0} \to p π^{-} π^{+} π^{-}$ decay is performed using LHCb data corresponding to an integrated luminosity of 6.6 $f b^{- 1}$ collected in $pp$ coll…

hep-ex2019★ 31 cited

Determination of quantum numbers for several excited charmed mesons observed in $B^{-} \to D^{*+} π^{-} π^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +907

A four-body amplitude analysis of the $B^{-} \to D^{*+} π^{-} π^{-}$ decay is performed, where fractions and relative phases of the various resonances contributing to the decay are measu…

hep-ex2019★ 64 cited

Search for the doubly charmed baryon $Ξ_{cc}^{+}$

LHCb collaboration, R. Aaij, C. Abelán Beteta +905

A search for the doubly charmed baryon $Ξ_{cc}^{+}$ is performed through its decay to the $Λ_{c}^{+} K^{-} π^{+}$ final state, using proton-proton collision data collected with the LHCb de…

hep-ex2019★ 68 cited

Observation of several sources of $C P$ violation in $B^{+} \to π^{+} π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +868

Observations are reported of different sources of $C P$ violation from an amplitude analysis of $B^{+} \to π^{+} π^{+} π^{-}$ decays, based on a data sample corresponding to an integrated l…

hep-ex2019★ 29 cited

Measurement of $C P$ -violating and mixing-induced observables in $B_{s}^{0} \to ϕ γ$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +859

A time-dependent analysis of the $B_{s}^{0} \to ϕ γ$ decay rate is performed to determine the $C P$ -violating observables $S_{ϕ γ}$ and $C_{ϕ γ}$ , and the mixing-induced observable $\mathc…

hep-ex2019★ 21 cited

Measurement of the $C P$ -violating phase $ϕ_{s}$ from $B_{s}^{0} \to J / ψ π^{+} π^{-}$ decays in 13 TeV $pp$ collisions

LHCb Collaboration, R. Aaij, C. Abellán Beteta +844

Decays of $B_{s}^{0}$ and $B_{s}^{0}$ mesons into $J / ψ π^{+} π^{-}$ final states are studied in a data sample corresponding to 1.9 fb $^{- 1}$ of integrated luminosity collect…

hep-ex2018★ 18 cited

Search for the rare decay $B^{+} \to μ^{+} μ^{-} μ^{+} ν_{μ}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +844

A search for the rare leptonic decay $B^{+} \to μ^{+} μ^{-} μ^{+} ν_{μ}$ is performed using proton-proton collision data corresponding to an integrated luminosity of $4.7$ fb$…

hep-ex2018★ 76 cited

Observation of two resonances in the $Λ_{b}^{0} π^{\pm}$ systems and precise measurement of $Σ_{b}^{\pm}$ and $Σ_{b}^{*\pm}$ properties

LHCb collaboration, R. Aaij, C. Abellán Beteta +837

The first observation of two structures consistent with resonances in the final states $Λ_{b}^{0} π^{-}$ and $Λ_{b}^{0} π^{+}$ is reported using samples of $pp$ collision data collected by the…

hep-ex2018★ 76 cited

First measurement of charm production in fixed-target configuration at the LHC

LHCb collaboration, R. Aaij, B. Adeva +834

The first measurement of heavy-flavour production by the LHCb experiment in its fixed-target mode is presented. The production of $J / ψ$ and $D^{0}$ mesons is studied with beams of pr…

hep-ex2018★ 22 cited

Measurement of the charm-mixing parameter $y_{C P}$

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

A measurement of the charm-mixing parameter $y_{C P}$ using $D^{0} \to K^{+} K^{-}$ , $D^{0} \to π^{+} π^{-}$ , and $D^{0} \to K^{-} π^{+}$ decays is reported. The $D^{0}$ mesons are required to originat…

hep-ex2018★ 24 cited

Search for $C P$ violation in $Λ_{b}^{0} \to p K^{-}$ and $Λ_{b}^{0} \to p π^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +834

A search for $C P$ violation in $Λ_{b}^{0} \to p K^{-}$ and $Λ_{b}^{0} \to p π^{-}$ decays is presented using a sample of $pp$ collisions collected with the LHCb detector and corresponding to…

hep-ex2018★ 15 cited

Observation of $B_{s}^{0} \to D^{* 0} ϕ$ and search for $B^{0} \to D^{0} ϕ$ decays

LHCb collaboration, R. Aaij, B. Adeva +807

The first observation of the $B_{s}^{0} \to D^{* 0} ϕ$ decay is reported, with a significance of more than seven standard deviations, from an analysis of $pp$ collision data…

hep-ex2018★ 3 cited

Observation of the decay $B_{s}^{0} \to χ_{c 2} K^{+} K^{-}$ in the $φ$ mass region

LHCb collaboration, R. Aaij, B. Adeva +828

The $B_{s}^{0} \to χ_{c 2} K^{+} K^{-}$ decay mode is observed and its branching fraction relative to the corresponding $χ_{c 1}$ decay mode, in a $\pm 15 \textrm{MeV}/c^…

hep-ex2017★ 20 cited

First measurement of the $C P$ -violating phase $ϕ_{s}^{d d}$ in $B_{s}^{0} \to (K^{+} π^{-}) (K^{-} π^{+})$ decays

LHCb collaboration, R. Aaij, B. Adeva +793

A flavour-tagged decay-time-dependent amplitude analysis of $B_{s}^{0} \to (K^{+} π^{-}) (K^{-} π^{+})$ decays is presented in the $K^{\pm} π^{\mp}$ mass range from 750 to 1600 MeV $/ c^{2}$ . The analys…

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★ 312 cited

Test of Lepton Flavor Universality by the measurement of the $B^{0} \to D^{*-} τ^{+} ν_{τ}$ branching fraction using three-prong $τ$ decays

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

The ratio of branching fractions $R (D^{*-}) \equiv B (B^{0} \to D^{*-} τ^{+} ν_{τ}) / B (B^{0} \to D^{*-} μ^{+} ν_{μ})$ is measured using a data sample of proton-proton colli…

hep-ex2017★ 45 cited

Measurement of the $B^{\pm}$ production cross-section in pp collisions at $s =$ 7 and 13 TeV

LHCb collaboration, R. Aaij, B. Adeva +796

The production of $B^{\pm}$ mesons is studied in $pp$ collisions at centre-of-mass energies of 7 and 13 TeV, using $B^{\pm} \to J / ψ K^{\pm}$ decays and data samples correspon…

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…

hep-ex2017★ 523 cited

Observation of the doubly charmed baryon $Ξ_{cc}^{++}$

LHCb collaboration, R. Aaij, B. Adeva +805

A highly significant structure is observed in the $Λ_{c}^{+} K^{-} π^{+} π^{+}$ mass spectrum, where the $Λ_{c}^{+}$ baryon is reconstructed in the decay mode $p K^{-} π^{+}$ . The structure is consistent…

hep-ex2017★ 24 cited

Measurement of $B_{s}^{0}$ and $D_{s}^{-}$ meson lifetimes

LHCb collaboration, R. Aaij, B. Adeva +774

We report on a measurement of the flavor-specific $B_{s}^{0}$ lifetime and of the $D_{s}^{-}$ lifetime using proton-proton collisions at center-of-mass energies of 7 and 8 TeV, col…

Amplitude analysis of the B+→D+D−K+ decay

Observation of enhanced double parton scattering in proton-lead collisions at sNN​​=8.16 TeV

First observation of the decay B0→D0D0K+π−

Measurement of branching fraction ratios for B+→D∗+D−K+, B+→D∗−D+K+, and B0→D∗−D0K+ decays

Search for CP violation and observation of P violation in Λb0​→pπ−π+π− decays

Determination of quantum numbers for several excited charmed mesons observed in B−→D∗+π−π− decays

Search for the doubly charmed baryon Ξcc+​

Observation of several sources of CP violation in B+→π+π+π− decays

Measurement of CP-violating and mixing-induced observables in Bs0​→ϕγ decays

Measurement of the CP-violating phase ϕs​ from Bs0​→J/ψπ+π− decays in 13 TeV pp collisions

Search for the rare decay B+→μ+μ−μ+νμ​

Observation of two resonances in the Λb0​π± systems and precise measurement of Σb±​ and Σb∗±​ properties

First measurement of charm production in fixed-target configuration at the LHC

Measurement of the charm-mixing parameter yCP​

Search for CP violation in Λb0​→pK− and Λb0​→pπ− decays

Observation of Bs0​→D∗0ϕ and search for B0→D0ϕ decays

Observation of the decay Bs0​​→χc2​K+K− in the φ mass region

First measurement of the CP-violating phase ϕsdd​ in Bs0​→(K+π−)(K−π+) decays

Evidence for the rare decay Σ+→pμ+μ−

Test of Lepton Flavor Universality by the measurement of the B0→D∗−τ+ντ​ branching fraction using three-prong τ decays

Measurement of the B± production cross-section in pp collisions at s​= 7 and 13 TeV

Search for baryon-number-violating Ξb0​ oscillations

Observation of the doubly charmed baryon Ξcc++​

Measurement of Bs0​ and Ds−​ meson lifetimes