T. H. Hancock

activity

20172021

C P

-averaged observables in the

B^{0} \to K^{* 0} μ^{+} μ^{-}

decay

297 citations · 1.2k across the 21 of their papers we have counts for

collaborators

21 papers

hep-ex2021★ 6 cited

Identification of charm jets at LHCb

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

The identification of charm jets is achieved at LHCb for data collected in 2015-2018 using a method based on the properties of displaced vertices reconstructed and matched with jet…

hep-ex2021★ 52 cited

Simultaneous determination of CKM angle $γ$ and charm mixing parameters

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

A combination of measurements sensitive to the $C P$ violation angle $γ$ of the Cabibbo-Kobayashi-Maskawa unitarity triangle and to the charm mixing parameters that describe oscilla…

hep-ex2021★ 100 cited

Analysis of neutral $B$ -meson decays into two muons

LHCb collaboration, R. Aaij, C. Abellán Beteta +953

Branching fraction and effective lifetime measurements of the rare decay $B_{s}^{0} \to μ^{+} μ^{-}$ and searches for the decays $B^{0} \to μ^{+} μ^{-}$ and $B_{s}^{0} \to μ^{+} μ^{-} γ$ are reported using proton…

hep-ex2020★ 52 cited

Observation of multiplicity-dependent prompt $χ_{c 1} (3872)$ and $ψ (2 S)$ production in $pp$ collisions

LHCb collaboration, R. Aaij, C. Abellán Beteta +968

The production of $χ_{c 1} (3872)$ and $ψ (2 S)$ hadrons is studied as a function of charged particle multiplicity in $pp$ collisions at a center-of-mass energy of 8 TeV, corresponding…

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-ex2019★ 31 cited

Measurement of $f_{s} / f_{u}$ variation with proton-proton collision energy and $B$ -meson kinematics

LHCb collaboration, R. Aaij, C. Abellán Beteta +903

The ratio of the $B_{s}^{0}$ and $B^{+}$ fragmentation fractions $f_{s}$ and $f_{u}$ is studied with $B_{s}^{0} \to J / ψ ϕ$ and $B^+\to\mathrm{J…

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★ 28 cited

Measurement of charged hadron production in $Z$ -tagged jets in proton-proton collisions at $s = 8$ TeV

LHCb Collaboration, R. Aaij, C. Abellán Beteta +851

The production of charged hadrons within jets recoiling against a $Z$ boson is measured in proton-proton collision data at $s = 8$ TeV recorded by the LHCb experiment. The cha…

hep-ex2019★ 2 cited

Measurements of $C P$ asymmetries in charmless four-body $Λ_{b}$ and $Ξ_{b}^{0}$ decays

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

A search for $C P$ violation in charmless four-body decays of $Λ_{b}$ and $Ξ_{b}^{0}$ baryons with a proton and three charged mesons in the final state is performed. To cancel out product…

hep-ex2019★ 114 cited

Measurement of b-hadron fractions in 13 TeV pp collisions

LHCb Collaboration, R. Aaij, C. Abellán Beteta +843

The production fractions of $B_{s}^{0}$ and $Λ_{b}^{0}$ hadrons, normalized to the sum of $B^{-}$ and $B^{0}$ fractions, are measured in 13 TeV pp collisions using data c…

hep-ex2019★ 17 cited

Observation of $B_{(s)}^{0} \to J / ψ p p$ decays and precision measurements of the $B_{(s)}^{0}$ masses

LHCb Collaboration, R. Aaij, C. Abellán Beteta +843

The first observation of the decays $B_{(s)}^{0} \to J / ψ p p$ is reported, using proton-proton collision data corresponding to an integrated luminosity of $5.2{\text{\,fb}}…

hep-ex2018★ 9 cited

Measurement of the branching fractions of the decays $D^{+} \to K^{-} K^{+} K^{+}$ , $D^{+} \to π^{-} π^{+} K^{+}$ and $D_{s}^{+} \to π^{-} K^{+} K^{+}$

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

The branching fractions of the doubly Cabibbo-suppressed decays $D^{+} \to K^{-} K^{+} K^{+}$ , $D^{+} \to π^{-} π^{+} K^{+}$ and $D_{s}^{+} \to π^{-} K^{+} K^{+}$ are measured using the decays…

hep-ex2018★ 10 cited

Search for lepton-flavour-violating decays of Higgs-like bosons

LHCb collaboration, R. Aaij, C. Abellán Beteta +835

A search is presented for a Higgs-like boson with mass in the range 45 to 195 GeV/ $c^{2}$ decaying into a muon and a tau lepton. The dataset consists of proton-proton interactions at…

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★ 40 cited

Measurement of $C P$ asymmetries in two-body $B_{(s)}^{0}$ -meson decays to charged pions and kaons

LHCb collaboration, R. Aaij, B. Adeva +786

The time-dependent $C P$ asymmetries in $B^{0} \to π^{+} π^{-}$ and $B_{s}^{0} \to K^{+} K^{-}$ decays are measured using a data sample of $pp$ collisions corresponding to an integrated luminosity…

hep-ex2018★ 16 cited

Observation of the decay $Λ_{b}^{0} \to Λ_{c}^{+} p p π^{-}$

LHCb collaboration, R. Aaij, B. Adeva +787

The decay $Λ_{b}^{0} \to Λ_{c}^{+} p p π^{-}$ is observed using $pp$ collision data collected with the LHCb detector at centre-of-mass energies of $s =$ 7 and 8 TeV, corresp…

hep-ex2018★ 28 cited

Measurement of the inelastic $pp$ cross-section at a centre-of-mass energy of 13\,TeV

LHCb collaboration, R. Aaij, B. Adeva +782

The cross-section for inelastic proton-proton collisions at a centre-of-mass energy of 13\,TeV is measured with the LHCb detector. The fiducial cross-section for inelastic interact…

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★ 280 cited

Measurement of the ratio of branching fractions $B (B_{c}^{+} \to J / ψ τ^{+} ν_{τ})$ / $B (B_{c}^{+} \to J / ψ μ^{+} ν_{μ})$

LHCb collaboration, R. Aaij, B. Adeva +797

A measurement is reported of the ratio of branching fractions $R (J / ψ) = B (B_{c}^{+} \to J / ψ τ^{+} ν_{τ}) / B (B_{c}^{+} \to J / ψ μ^{+} ν_{μ})$ , where the $τ^{+}$ lepton is id…

hep-ex2017★ 18 cited

Measurement of branching fractions of charmless four-body $Λ_{b}^{0}$ and $Ξ_{b}^{0}$ decays

LHCb collaboration, R. Aaij, B. Adeva +794

A search for charmless four-body decays of $Λ_{b}^{0}$ and $Ξ_{b}^{0}$ baryons with a proton and three charged mesons (either kaons or pions) in the final state is performed. The d…

Identification of charm jets at LHCb

Simultaneous determination of CKM angle γ and charm mixing parameters

Analysis of neutral B-meson decays into two muons

Observation of multiplicity-dependent prompt χc1​(3872) and ψ(2S) production in pp collisions

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

Measurement of fs​/fu​ variation with proton-proton collision energy and B-meson kinematics

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 charged hadron production in Z-tagged jets in proton-proton collisions at s​=8 TeV

Measurements of CP asymmetries in charmless four-body Λb​ and Ξb0​ decays

Measurement of b-hadron fractions in 13 TeV pp collisions

Observation of B(s)0​→J/ψpp​ decays and precision measurements of the B(s)0​ masses

Measurement of the branching fractions of the decays D+→K−K+K+, D+→π−π+K+ and Ds+​→π−K+K+