M. Whitehead

activity

20102026

most citedTest of lepton universality using

B^{+} \to K^{+} ℓ^{+} ℓ^{-}

decays

952 citations · 19.9k across the 452 of their papers we have counts for

collaborators

Showing 2014 · hep-exShow all

34 papers · 2 filters

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★ 49 cited

Measurement of the lifetime of the $B_{c}^{+}$ meson using the $B_{c}^{+} \to J / ψ π^{+}$ decay mode

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

The difference in total widths between the $B_{c}^{+}$ and $B^{+}$ mesons is measured using 3.0fb $^{- 1}$ of data collected by the LHCb experiment in 7 and 8 TeV centre-of-mass energy pro…

hep-ex2014★ 81 cited

Measurement of $B_{c}^{+}$ production in proton-proton collisions at $s = 8$ TeV

LHCb collaboration, R. Aaij, B. Adeva +702

Production of $B_{c}^{+}$ mesons in proton-proton collisions at a center-of-mass energy of 8 TeV is studied with data corresponding to an integrated luminosity of $2.0 fb^{- 1}$ r…

hep-ex2014★ 36 cited

Measurement of the $χ_{b} (3 P)$ mass and of the relative rate of $χ_{b 1} (1 P)$ and $χ_{b 2} (1 P)$ production

LHCb collaboration, R. Aaij, B. Adeva +696

The production of $χ_{b}$ mesons in proton-proton collisions is studied using a data sample collected by the LHCb detector, at centre-of-mass energies of $s = 7$ and $8$ TeV and…

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★ 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★ 101 cited

Measurement of the $η_{c} (1 S)$ production cross-section in proton-proton collisions via the decay $η_{c} (1 S) \to p p ˉ$

LHCb collaboration, R. Aaij, C. Abellán Beteta +705

The production of the $η_{c} (1 S)$ state in proton-proton collisions is probed via its decay to the $p p ˉ$ final state with the LHCb detector, in the rapidity range $2.0 < y < 4…

hep-ex2014★ 36 cited

First observation of a baryonic $B_{c}^{+}$ decay

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

A baryonic decay of the $B_{c}^{+}$ meson, $B_{c}^{+} \to J / ψ p p π^{+}$ , is observed for the first time, with a significance of $7.3$ standard deviations, in $pp$ collision data coll…

hep-ex2014★ 115 cited

Measurements of $C P$ violation in the three-body phase space of charmless $B^{\pm}$ decays

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

The charmless three-body decay modes $B^{\pm} \to K^{\pm} π^{+} π^{-}$ , $B^{\pm} \to K^{\pm} K^{+} K^{-}$ , $B^{\pm} \to π^{\pm} K^{+} K^{-}$ and $B^{\pm} \r…

hep-ex2014★ 30 cited

Determination of gamma and -2beta_s from charmless two-body decays of beauty mesons

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

Using the latest LHCb measurements of time-dependent CP violation in the B^0_s -> K^+K^- decay, a U-spin relation between the decay amplitudes of B^0_s -> K^+K^- and B^0 -> π^+π^-…

hep-ex2014★ 27 cited

Search for $C P$ violation using $T$ -odd correlations in $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +702

A search for $C P$ violation using $T$ -odd correlations is performed using the four-body $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ decay, selected from semileptonic $B$ decays. The data sample corresp…

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★ 38 cited

Measurement of $C P$ asymmetries in the decays $B^{0} \to K^{* 0} μ^{+} μ^{-}$ and $B^{+} \to K^{+} μ^{+} μ^{-}$

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

The direct $C P$ asymmetries of the decays $B^{0} \to K^{* 0} μ^{+} μ^{-}$ and $B^{+} \to K^{+} μ^{+} μ^{-}$ are measured using $pp$ collision data corresponding to an integrat…

hep-ex2014★ 38 cited

Measurement of the B0bar-B0 and Bsbar-Bs production asymmetries in pp collisions at sqrt(s)=7 TeV

LHCb collaboration, R. Aaij, B. Adeva +700

The B0bar-B0 and Bsbar-Bs production asymmetries, AP(B0) and AP(Bs), are measured by means of a time-dependent analysis of B0 -> J/ψK*0, B0 -> D- pi+ and Bs -> Ds- pi+ decays, usin…

hep-ex2014★ 26 cited

Study of $χ_{b}$ meson production in pp collisions at $s = 7$ and 8TeV and observation of the decay $χ_{b} \to Υ (3 S) γ$

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

A study of $χ_{b}$ meson production at LHCb is performed on proton-proton collision data, corresponding to 3.0fb $^{- 1}$ of integrated luminosity collected at centre-of-mass energie…

hep-ex2014★ 50 cited

Observation of the $Λ_{b}^{0} \to J / ψ p π^{-}$ decay

LHCb collaboration, R. Aaij, B. Adeva +702

The first observation of the Cabibbo-suppressed decay $Λ_{b}^{0} \to J / ψ p π^{-}$ is reported using a data sample of proton-proton collisions at 7 and 8 TeV, corresponding to an in…

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★ 17 cited

Observation of $B_{s}^{0} \to K^{\pm} K^{\mp}$ and evidence for $B_{s}^{0} \to K^{-} π^{+}$ decays

LHCb collaboration, R. Aaij, B. Adeva +700

Measurements of the branching fractions of $B_{s}^{0} \to K^{*\pm} K^{\mp}$ and $B_{s}^{0} \to K^{*\pm} π^{\mp}$ decays are performed using a data sample corresponding to $1.0 fb^{- 1}$ o…

hep-ex2014★ 90 cited

Observation of overlapping spin-1 and spin-3 $D ˉ^{0} K^{-}$ resonances at mass $2.86 GeV / c^{2}$

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

The resonant substructure of $B_{s}^{0} \to D ˉ^{0} K^{-} π^{+}$ decays is studied using a data sample corresponding to an integrated luminosity of $3.0 fb^{- 1}$ of $pp$ c…

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★ 952 cited

Test of lepton universality using $B^{+} \to K^{+} ℓ^{+} ℓ^{-}$ decays

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

A measurement of the ratio of the branching fractions of the $B^{+} \to K^{+} μ^{+} μ^{-}$ and $B^{+} \to K^{+} e^{+} e^{-}$ decays is presented using proton-proton colli…

hep-ex2014

Search for CP violation in $D^{\pm} \to K_{S}^{0} K^{\pm}$ and $D_{s}^{\pm} \to K_{S}^{0} π^{\pm}$ decays

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

A search for \CP violation in Cabibbo-suppressed $D^{\pm} \to K_{S}^{0} K^{\pm}$ and $D_{s}^{\pm} \to K_{S}^{0} π^{\pm}$ decays is performed using $pp$ …

hep-ex2014★ 21 cited

Effective lifetime measurements in the $B_{s}^{0} \to K^{+} K^{-}$ , $B^{0} \to K^{+} π^{-}$ and $B_{s}^{0} \to π^{+} K^{-}$ decays

R. Aaij, B. Adeva, M. Adinolfi +689

Measurements of the effective lifetimes in the $B_{s}^{0} \to K^{+} K^{-}$ , $B^{0} \to K^{+} π^{-}$ and $B_{s}^{0} \to π^{+} K^{-}$ decays are presented using…

hep-ex2014★ 57 cited

Observation of $Z$ production in proton-lead collisions at LHCb

LHCb collaboration, R. Aaij, B. Adeva +702

The first observation of $Z$ boson production in proton-lead collisions at a centre-of-mass energy per proton-nucleon pair of $s_{N N} = 5 TeV$ is presented. The data sa…

Determination of the branching fractions of Bs0​→Ds∓​K± and B0→Ds−​K+

Measurement of the lifetime of the Bc+​ meson using the Bc+​→J/ψπ+ decay mode

Measurement of Bc+​ production in proton-proton collisions at s​=8 TeV

Measurement of the χb​(3P) mass and of the relative rate of χb1​(1P) and χb2​(1P) production

Search for CP violation in D0→π−π+π0 decays with the energy test

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

Measurement of the ηc​(1S) production cross-section in proton-proton collisions via the decay ηc​(1S)→ppˉ​

First observation of a baryonic Bc+​ decay

Measurements of CP violation in the three-body phase space of charmless B± decays

Determination of gamma and -2beta_s from charmless two-body decays of beauty mesons

Search for CP violation using T-odd correlations in D0→K+K−π+π− decays

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

Measurement of CP asymmetries in the decays B0→K∗0μ+μ− and B+→K+μ+μ−

Measurement of the B0bar-B0 and Bsbar-Bs production asymmetries in pp collisions at sqrt(s)=7 TeV

Study of χb​ meson production in pp collisions at s​=7 and 8TeV and observation of the decay χb​→Υ(3S)γ

Observation of the Λb0​→J/ψpπ− decay

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

Observation of Bs0​→K∗±K∓ and evidence for Bs0​→K∗−π+ decays

Observation of overlapping spin-1 and spin-3 Dˉ0K− resonances at mass 2.86GeV/c2

Observation of charmonium pairs produced exclusively in pp collisions

Test of lepton universality using B+→K+ℓ+ℓ− decays

Search for CP violation in D±→KS0​K± and Ds±​→KS0​π± decays

Effective lifetime measurements in the Bs0​→K+K−, B0→K+π− and Bs0​→π+K− decays

Observation of Z production in proton-lead collisions at LHCb

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

Measurement of the lifetime of the $B_{c}^{+}$ meson using the $B_{c}^{+} \to J / ψ π^{+}$ decay mode

Measurement of $B_{c}^{+}$ production in proton-proton collisions at $s = 8$ TeV

Measurement of the $χ_{b} (3 P)$ mass and of the relative rate of $χ_{b 1} (1 P)$ and $χ_{b 2} (1 P)$ production

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

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

Measurement of the $η_{c} (1 S)$ production cross-section in proton-proton collisions via the decay $η_{c} (1 S) \to p p ˉ$

First observation of a baryonic $B_{c}^{+}$ decay

Measurements of $C P$ violation in the three-body phase space of charmless $B^{\pm}$ decays

Search for $C P$ violation using $T$ -odd correlations in $D^{0} \to K^{+} K^{-} π^{+} π^{-}$ decays

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

Measurement of $C P$ asymmetries in the decays $B^{0} \to K^{* 0} μ^{+} μ^{-}$ and $B^{+} \to K^{+} μ^{+} μ^{-}$

Study of $χ_{b}$ meson production in pp collisions at $s = 7$ and 8TeV and observation of the decay $χ_{b} \to Υ (3 S) γ$

Observation of the $Λ_{b}^{0} \to J / ψ p π^{-}$ decay

Observation of $B_{s}^{0} \to K^{\pm} K^{\mp}$ and evidence for $B_{s}^{0} \to K^{-} π^{+}$ decays

Observation of overlapping spin-1 and spin-3 $D ˉ^{0} K^{-}$ resonances at mass $2.86 GeV / c^{2}$

Observation of charmonium pairs produced exclusively in $pp$ collisions

Test of lepton universality using $B^{+} \to K^{+} ℓ^{+} ℓ^{-}$ decays

Search for CP violation in $D^{\pm} \to K_{S}^{0} K^{\pm}$ and $D_{s}^{\pm} \to K_{S}^{0} π^{\pm}$ decays

Effective lifetime measurements in the $B_{s}^{0} \to K^{+} K^{-}$ , $B^{0} \to K^{+} π^{-}$ and $B_{s}^{0} \to π^{+} K^{-}$ decays

Observation of $Z$ production in proton-lead collisions at LHCb