A. Semennikov

activity

20092018

most citedTest of lepton universality using

B^{+} \to K^{+} ℓ^{+} ℓ^{-}

decays

952 citations · 6.5k across the 60 of their papers we have counts for

collaborators

Showing 2013 · hep-exShow all

15 papers · 2 filters

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★ 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★ 96 cited

Precision measurement of the $B_{s}^{0}$ - $B ˉ_{s}^{0}$ oscillation frequency with the decay $B^{0}_{s}\rightarrowD^{-}_{s}π^{+}$

LHCb collaboration, R. Aaij, C. Abellan Beteta +622

A key ingredient to searches for physics beyond the Standard Model in $B_{s}^{0}$ mixing phenomena is the measurement of the $B_{s}^{0}$ - $B ˉ_{s}^{0}$ oscillation frequency, wh…

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 $f b^{- 1}$ …

hep-ex2013★ 134 cited

Measurement of CP violation and the B_s^0 meson decay width difference with B_s^0\to J/ψK^+ K^- and B_s^0\to J/ψπ^+π^- decays

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

The time-dependent CP asymmetry in B_s^0\to J/ψK^+K^- decays is measured using $pp$ collision data at \sqrt{s}=7TeV, corresponding to an integrated luminosity of 1.0fb^-1, collecte…

hep-ex2013★ 14 cited

Study of B0 -> D- pi+ pi- pi+ and B0 -> D- K+ pi- pi+ decays

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

Using proton-proton collision data collected by the LHCb experiment at sqrt(s) = 7 TeV, corresponding to an integrated luminosity of 1.0 fb^{-1}, the ratio of branching fractions o…

hep-ex2013★ 59 cited

Observation of the decay $B_{c}^{+} \to ψ (2 S) π^{+}$

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

The decay $B_{c}^{+} \to ψ (2 S) π^{+}$ with $ψ (2 S) \to μ^{+} μ^{-}$ is observed with a significance of $5.2 σ$ using $pp$ collision data corresponding to an integrated luminosity of $1.0\,\inv…

hep-ex2013★ 35 cited

First measurement of the CP-violating phase in $B_{s}^{0} \to ϕϕ$ decays

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

A first flavour-tagged measurement of the time-dependent CP-violating asymmetry in $B_{s}^{0} \to ϕϕ$ decays is presented. In this decay channel, the CP-violating weak phase arises due…

hep-ex2013★ 23 cited

Search for rare $B_{(s)}^{0} \to μ^{+} μ^{-} μ^{+} μ^{-}$ decays

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

\noindent A search for the decays $B_{s}^{0} \to μ^{+} μ^{-} μ^{+} μ^{-}$ and $B^{0} \to μ^{+} μ^{-} μ^{+} μ^{-}$ is performed using data, corresponding to an integrated luminosity of 1…

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-ex2013★ 415 cited

Determination of the X(3872) meson quantum numbers

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

The quantum numbers of the X(3872) meson are determined to be JPC = 1++ based on angular correlations in B+ to X(3872) K+ decays, where X(3872) to pi+pi- J/psi and J/psi to μ+μ-. T…

hep-ex2013★ 26 cited

First observations of $B ˉ_{s}^{0} \to D^{+} D^{-}$ , $D_{s}^{+} D^{-}$ and $D^{0} D ˉ^{0}$ decays

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

First observations and measurements of the branching fractions of the $B ˉ_{s}^{0} \to D^{+} D^{-}$ , $B ˉ_{s}^{0} \to D_{s}^{+} D^{-}$ and $B ˉ_{s}^{0} \to D^{0} D ˉ^{0}$ decays are presented usin…

hep-ex2013★ 179 cited

Prompt charm production in pp collisions at sqrt(s)=7 TeV

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

Charm production at the LHC in pp collisions at sqrt(s)=7 TeV is studied with the LHCb detector. The decays D0 -> K- pi+, D+ -> K- pi+ pi+, D*+ -> D0(K- pi+) pi+, D_s+ -> phi(K- K+…

hep-ex2013★ 97 cited

Measurement of the Λ_b^0, Ξ_b^- and Ω_b^- baryon masses

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

Bottom baryons decaying to a J/ψ meson and a hyperon are reconstructed using 1.0 fb^{-1} of data collected in 2011 with the LHCb detector. Significant Λ_b^0 \rightarrow J/ψΛ, Ξ_b^-…

hep-ex2013★ 81 cited

Measurements of the Lambda_b0 -> J/psi Lambda decay amplitudes and the Lambda_b0 polarisation in pp collisions at sqrt(s) = 7 TeV

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

An angular analysis of Lambda_b0 -> J/psi Lambda decays is performed using a data sample corresponding to 1.0 fb^{-1} collected in pp collisions at sqrt(s) = 7 TeV with the LHCb de…

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

Observation of the decay Bs0​→Dˉ0ϕ

Precision measurement of the Bs0​-Bˉs0​ oscillation frequency with the decay $B^{0}_{s}\rightarrowD^{-}_{s}π^{+}$

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

Measurement of CP violation and the B_s^0 meson decay width difference with B_s^0\to J/ψK^+ K^- and B_s^0\to J/ψπ^+π^- decays

Study of B0 -> D*- pi+ pi- pi+ and B0 -> D*- K+ pi- pi+ decays

Observation of the decay Bc+​→ψ(2S)π+

First measurement of the CP-violating phase in Bs0​→ϕϕ decays

Search for rare B(s)0​→μ+μ−μ+μ− decays

Observations of Bs0​→ψ(2S)η and B(s)0​→ψ(2S)π+π− decays

Determination of the X(3872) meson quantum numbers

First observations of Bˉs0​→D+D−, Ds+​D− and D0Dˉ0 decays

Prompt charm production in pp collisions at sqrt(s)=7 TeV

Measurement of the Λ_b^0, Ξ_b^- and Ω_b^- baryon masses

Measurements of the Lambda_b0 -> J/psi Lambda decay amplitudes and the Lambda_b0 polarisation in pp collisions at sqrt(s) = 7 TeV

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 $B_{s}^{0} \to D ˉ^{0} ϕ$

Precision measurement of the $B_{s}^{0}$ - $B ˉ_{s}^{0}$ oscillation frequency with the decay $B^{0}_{s}\rightarrowD^{-}_{s}π^{+}$

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

Study of B0 -> D- pi+ pi- pi+ and B0 -> D- K+ pi- pi+ decays

Observation of the decay $B_{c}^{+} \to ψ (2 S) π^{+}$

First measurement of the CP-violating phase in $B_{s}^{0} \to ϕϕ$ decays

Search for rare $B_{(s)}^{0} \to μ^{+} μ^{-} μ^{+} μ^{-}$ decays

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

First observations of $B ˉ_{s}^{0} \to D^{+} D^{-}$ , $D_{s}^{+} D^{-}$ and $D^{0} D ˉ^{0}$ decays