H. Gao

activity

20222026

most citedTest of lepton flavour universality using

B^{0} \to D^{*-} τ^{+} ν_{τ}

decays with hadronic

τ

channels

67 citations · 291 across the 64 of their papers we have counts for

collaborators

Showing 2023Show all

21 papers · 1 filter

hep-ex2023★ 6 cited

Multiplicity dependence of $σ_{ψ (2 S)} / σ_{J / ψ}$ in $pp$ collisions at $s = 13$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1087

The ratio of production cross-sections of $ψ (2 S)$ over $J / ψ$ mesons as a function of charged-particle multiplicity in proton-proton collisions at a centre-of-mass energy $\sqrt{s}=…

hep-ex2023★ 9 cited

Fraction of $χ_{c}$ decays in prompt $J / ψ$ production measured in pPb collisions at $s_{N N} = 8.16$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1081

The fraction of $χ_{c 1}$ and $χ_{c 2}$ decays in the prompt $J / ψ$ yield, $F_{χc} = σ_{χ_{c} \to J / ψ} / σ_{J / ψ}$ , is measured by the LHCb detector in pPb collisions at $s_{N N} = 8.16$ …

hep-ex2023★ 3 cited

Measurement of associated $J / ψ$ - $ψ (2 S)$ production cross-section in $pp$ collisions at $s = 13$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1080

The cross-section of associated $J / ψ$ - $ψ (2 S)$ production in proton-proton collisions at a centre-of-mass energy of $s = 13$ TeV is measured using a data sample corresponding t…

hep-ex2023★ 1 cited

A model-independent measurement of the CKM angle $γ$ in partially reconstructed $B^{\pm} \to D^{*} h^{\pm}$ decays with $D \to K_{S}^{0} h^{+} h^{-}$ $(h = π, K)$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1081

A measurement of $C P$ -violating observables in $B^{\pm} \to D^{*} K^{\pm}$ and $B^{\pm} \to D^{*} π^{\pm}$ decays is made where the photon or neutral pion from the $D^{*} \to D γ$ …

nucl-ex2023★ 2 cited

Measurement of forward charged hadron flow harmonics in peripheral PbPb collisions at $s_{N N} = 5.02$ TeV with the LHCb detector

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1082

Flow harmonic coefficients, $v_{n}$ , which are the key to studying the hydrodynamics of the quark-gluon plasma (QGP) created in heavy-ion collisions, have been measured in various co…

hep-ex2023★ 10 cited

Observation of strangeness enhancement with charmed mesons in high-multiplicity $p Pb$ collisions at $s_{NN} = 8.16$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1088

The production of prompt $D_{s}^{+}$ and $D^{+}$ mesons is measured by the LHCb experiment in proton-lead ( $p Pb$ ) collisions in both the forward ( $1.5 < y^{*} < 4.0$ ) and backward (…

hep-ex2023

Observation of $Ξ_{b}^{0} \to Ξ_{c}^{+} D_{s}^{-}$ and $Ξ_{b}^{-} \to Ξ_{c}^{0} D_{s}^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1090

The $Ξ_{b}^{0} \to Ξ_{c}^{+} D_{s}^{-}$ and $Ξ_{b}^{-} \to Ξ_{c}^{0} D_{s}^{-}$ decays are observed for the first time using proton-proton collision data collected by the LHCb experiment a…

nucl-ex2023★ 5 cited

Production of $η$ and $η^{'}$ mesons in $pp$ and $p$ Pb collisions

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1083

The production of $η$ and $η^{'}$ mesons is studied in proton-proton and proton-lead collisions collected with the LHCb detector. Proton-proton collisions are studied at center-of-mas…

hep-ex2023★ 2 cited

Measurement of the $Z$ boson production cross-section in $pp$ collisions at $s = 5.02$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1080

The first measurement of the $Z$ boson production cross-section at centre-of-mass energy $s = 5.02$ TeV in the forward region is reported, using $pp$ collision data collect…

hep-ex2023★ 12 cited

Improved measurement of $C P$ violation parameters in $B_{s}^{0} \to J / ψ K^{+} K^{-}$ decays in the vicinity of the $ϕ (1020)$ resonance

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1083

The decay-time-dependent $C P$ asymmetry in $B_{s}^{0} \to J / ψ (\to μ^{+} μ^{-}) K^{+} K^{-}$ decays is measured using proton-proton collision data, corresponding to an integrated luminosit…

hep-ex2023★ 7 cited

Observation and branching fraction measurement of the decay $Ξ_{b}^{-} \to Λ_{b}^{0} π^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1087

The decay $Ξ_{b}^{-} \to Λ_{b}^{0} π^{-}$ is observed using a proton-proton collision data sample collected at center-of-mass energy $s = 13$ TeV with the LHCb detector, corresponding to a…

hep-ex2023★ 7 cited

Search for $C P$ violation in the phase space of $D^{0} \to π^{-} π^{+} π^{0}$ decays with the energy test

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1046

A search for $C P$ violation in $D^{0} \to π^{-} π^{+} π^{0}$ decays is reported, using $pp$ collision data collected by the LHCb experiment from 2015 to 2018 corresponding to an integrated l…

hep-ex2023★ 1 cited

Study of the Bose-Einstein correlations of same-sign pions in proton-lead collisions

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1045

Correlations of same-sign charged particles are analysed using proton-lead collision data collected by the LHCb experiment at a nucleon-nucleon centre-of-mass energy of 5.02 TeV, c…

hep-ex2023★ 4 cited

Associated production of prompt $J / ψ$ and $Υ$ mesons in $pp$ collisions at $s = 13 TeV$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1045

The associated production of prompt $J / ψ$ and $Υ$ mesons in $pp$ collisions at a centre-of-mass energy of $s = 13 TeV$ is studied using LHCb data, co…

hep-ex2023★ 67 cited

Test of lepton flavour universality using $B^{0} \to D^{*-} τ^{+} ν_{τ}$ decays with hadronic $τ$ channels

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1051

The branching fraction $B (B^{0} \to D^{*-} τ^{+} ν_{τ})$ is measured relative to that of the normalization mode $B^{0} \to D^{*-} π^{+} π^{-} π^{+}$ using hadronic $τ^+ \to π^+π^-π^+(π^0)\o…

hep-ex2023★ 12 cited

Study of charmonium decays to $K_{S}^{0} K π$ in the $B \to (K_{S}^{0} K π) K$ channels

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1049

A study of the $B^{+} \to K_{S}^{0} K^{+} K^{-} π^{+}$ and $B^{+} \to K_{S}^{0} K^{+} K^{+} π^{-}$ decays is performed using proton-proton collisions at center-of-mass energies of 7, 8 and 13 TeV at the LHCb expe…

hep-ex2023★ 10 cited

Precision measurement of $CP$ violation in the penguin-mediated decay $B_{s}^{0} \to ϕϕ$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1044

A flavor-tagged time-dependent angular analysis of the decay $B_{s}^{0} \to ϕϕ$ is performed using $pp$ collision data collected by the LHCb experiment at $s = 13$ TeV, th…

hep-ex2023★ 3 cited

Observation of the $B^{+} \to J / ψ η^{'} K^{+}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1049

The $B^{+} \to J / ψ η^{'} K^{+}$ decay is observed for the first time using proton-proton collision data collected by the LHCb experiment at centre-of-mass energies of 7, 8,…

hep-ex2023★ 4 cited

Search for $CP$ violation in $D_{(s)}^{+} \to K^{-} K^{+} K^{+}$ decays

LHCb collaboration

A search for direct $CP$ violation in the Cabibbo-suppressed decay $D_{s}^{+} \to K^{-} K^{+} K^{+}$ and in the doubly Cabibbo-suppressed decay $D^{+}\rightarrow K^{-}K^{…

hep-ex2023★ 2 cited

Observation of the $B_{s}^{0} \to χ_{c 1} (3872) π^{+} π^{-}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1045

The first observation of the $B_{s}^{0} \to (χ_{c 1} (3872) \to J / ψ π^{+} π^{-}) π^{+} π^{-}$ decay is reported using proton-proton collision data, corresponding to int…

hep-ex2023★ 5 cited

$Λ_{c}^{+}$ polarimetry using the dominant hadronic mode

LHCb collaboration

The polarimeter vector field for multibody decays of a spin-half baryon is introduced as a generalisation of the baryon asymmetry parameters. Using a recent amplitude analysis of t…

Multiplicity dependence of σψ(2S)​/σJ/ψ​ in pp collisions at s​=13 TeV

Fraction of χc​ decays in prompt J/ψ production measured in pPb collisions at sNN​​=8.16 TeV

Measurement of associated J/ψ-ψ(2S) production cross-section in pp collisions at s​=13 TeV

A model-independent measurement of the CKM angle γ in partially reconstructed B±→D∗h± decays with D→KS0​h+h− (h=π,K)

Measurement of forward charged hadron flow harmonics in peripheral PbPb collisions at sNN​​=5.02 TeV with the LHCb detector

Observation of strangeness enhancement with charmed mesons in high-multiplicity pPb collisions at sNN​​=8.16TeV

Observation of Ξb0​→Ξc+​Ds−​ and Ξb−​→Ξc0​Ds−​ decays

Production of η and η′ mesons in pp and pPb collisions

Measurement of the Z boson production cross-section in pp collisions at s​=5.02 TeV

Improved measurement of CP violation parameters in Bs0​→J/ψK+K− decays in the vicinity of the ϕ(1020) resonance

Observation and branching fraction measurement of the decay Ξb−​→Λb0​π−

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

Study of the Bose-Einstein correlations of same-sign pions in proton-lead collisions

Associated production of prompt J/ψ and Υ mesons in pp collisions at s​=13TeV

Test of lepton flavour universality using B0→D∗−τ+ντ​ decays with hadronic τ channels

Study of charmonium decays to KS0​Kπ in the B→(KS0​Kπ)K channels

Precision measurement of CP violation in the penguin-mediated decay Bs0​→ϕϕ

Observation of the B+→J/ψη′K+ decay

Search for CP violation in D(s)+​→K−K+K+ decays

Observation of the Bs0​→χc1​(3872)π+π− decay

Λc+​ polarimetry using the dominant hadronic mode

Multiplicity dependence of $σ_{ψ (2 S)} / σ_{J / ψ}$ in $pp$ collisions at $s = 13$ TeV

Fraction of $χ_{c}$ decays in prompt $J / ψ$ production measured in pPb collisions at $s_{N N} = 8.16$ TeV

Measurement of associated $J / ψ$ - $ψ (2 S)$ production cross-section in $pp$ collisions at $s = 13$ TeV

A model-independent measurement of the CKM angle $γ$ in partially reconstructed $B^{\pm} \to D^{*} h^{\pm}$ decays with $D \to K_{S}^{0} h^{+} h^{-}$ $(h = π, K)$

Measurement of forward charged hadron flow harmonics in peripheral PbPb collisions at $s_{N N} = 5.02$ TeV with the LHCb detector

Observation of strangeness enhancement with charmed mesons in high-multiplicity $p Pb$ collisions at $s_{NN} = 8.16$ TeV

Observation of $Ξ_{b}^{0} \to Ξ_{c}^{+} D_{s}^{-}$ and $Ξ_{b}^{-} \to Ξ_{c}^{0} D_{s}^{-}$ decays

Production of $η$ and $η^{'}$ mesons in $pp$ and $p$ Pb collisions

Measurement of the $Z$ boson production cross-section in $pp$ collisions at $s = 5.02$ TeV

Improved measurement of $C P$ violation parameters in $B_{s}^{0} \to J / ψ K^{+} K^{-}$ decays in the vicinity of the $ϕ (1020)$ resonance

Observation and branching fraction measurement of the decay $Ξ_{b}^{-} \to Λ_{b}^{0} π^{-}$

Search for $C P$ violation in the phase space of $D^{0} \to π^{-} π^{+} π^{0}$ decays with the energy test

Associated production of prompt $J / ψ$ and $Υ$ mesons in $pp$ collisions at $s = 13 TeV$

Test of lepton flavour universality using $B^{0} \to D^{*-} τ^{+} ν_{τ}$ decays with hadronic $τ$ channels

Study of charmonium decays to $K_{S}^{0} K π$ in the $B \to (K_{S}^{0} K π) K$ channels

Precision measurement of $CP$ violation in the penguin-mediated decay $B_{s}^{0} \to ϕϕ$

Observation of the $B^{+} \to J / ψ η^{'} K^{+}$ decay

Search for $CP$ violation in $D_{(s)}^{+} \to K^{-} K^{+} K^{+}$ decays

Observation of the $B_{s}^{0} \to χ_{c 1} (3872) π^{+} π^{-}$ decay

$Λ_{c}^{+}$ polarimetry using the dominant hadronic mode