B. Pietrzyk

activity

19972026

most citedObservation of an exotic narrow doubly charmed tetraquark

403 citations · 11.7k across the 326 of their papers we have counts for

collaborators

Showing 2014 · hep-exShow all

9 papers · 2 filters

hep-ex2014★ 24 cited

Study of the rare $B_{s}^{0}$ and $B^{0}$ decays into the $π^{+} π^{-} μ^{+} μ^{-}$ final state

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

A search for the rare decays $B_{s}^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ and $B^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ is performed in a data set corresponding to an integrated luminosity of 3.0 fb $^{- 1}$ collected by…

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★ 46 cited

Measurement of the CP-violating phase $ϕ_{s}$ in $B ˉ_{s}^{0} \to D_{s}^{+} D_{s}^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +703

We present a measurement of the $C P$ -violating weak mixing phase $ϕ_{s}$ using the decay $B ˉ_{s}^{0} \to D_{s}^{+} D_{s}^{-}$ in a data sample corresponding to $3.0$ fb $^{- 1}$ of…

hep-ex2014★ 64 cited

Measurement of the forward $W$ boson cross-section in $pp$ collisions at $s = 7 TeV$

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

A measurement of the inclusive $W \to μν$ production cross-section using data from $pp$ collisions at a centre-of-mass energy of $s = 7 TeV$ is presented. The analy…

hep-ex2014★ 14 cited

First observations of the rare decays $B^{+} - > K^{+} π^{+} π^{-} μ^{+} μ^{-}$ and $B^{+} - > ϕ K^{+} μ^{+} μ^{-}$

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

First observations of the rare decays $B^{+} \to K^{+} π^{+} π^{-} μ^{+} μ^{-}$ and $B^{+} \to ϕ K^{+} μ^{+} μ^{-}$ are presented using data corresponding to an integrated luminosity of $3.0\,{…

hep-ex2014★ 19 cited

Measurement of the $B_{s}^{0}$ meson lifetime in $D_{s}^{+} π^{-}$ decays

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

We present a measurement of the ratio of the Bs meson lifetime, in the flavor-specific decay to $D_{s}^{+} π^{-}$ , to that of the B0 meson. The pp collision data used correspond to an int…

hep-ex2014★ 24 cited

Observation of charmonium pairs produced exclusively in $pp$ collisions

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

A search is performed for the central exclusive production of pairs of charmonia produced in proton-proton collisions. Using data corresponding to an integrated luminosity of $3{\r…

hep-ex2014★ 51 cited

Measurements of the $B^{+}$ , $B^{0}$ , $B_{s}^{0}$ meson and $Λ_{b}^{0}$ baryon lifetimes

LHCb collaboration, R. Aaij, B. Adeva +674

Measurements of $b$ -hadron lifetimes are reported using $pp$ collision data, corresponding to an integrated luminosity of 1.0fb $^{- 1}$ , collected by the LHCb detector at a centre-o…

hep-ex2014★ 26 cited

Measurement of polarization amplitudes and CP asymmetries in $B^{0} \to ϕ K^{*} (892)^{0}$

LHCb collaboration, R. Aaij, A. Abba +692

An angular analysis of the decay $B^{0} \to ϕ K^{*} (892)^{0}$ is reported based on a $pp$ collision data sample, corresponding to an integrated luminosity of 1.0 fb $^{- 1}$ , collected at a…

Study of the rare Bs0​ and B0 decays into the π+π−μ+μ− final state

Search for the lepton flavour violating decay τ−→μ−μ+μ−

Measurement of the CP-violating phase ϕs​ in Bˉs0​→Ds+​Ds−​ decays

Measurement of the forward W boson cross-section in pp collisions at s​=7TeV

First observations of the rare decays B+−>K+π+π−μ+μ− and B+−>ϕK+μ+μ−

Measurement of the Bs0​ meson lifetime in Ds+​π− decays

Observation of charmonium pairs produced exclusively in pp collisions

Measurements of the B+, B0, Bs0​ meson and Λb0​ baryon lifetimes

Measurement of polarization amplitudes and CP asymmetries in B0→ϕK∗(892)0