H. Bao

collaborators

12 papers

hep-ex2026

Energy-energy correlators within $Z$ -tagged jets in proton-proton collisions at $s$ = 13 TeV

LHCb collaboration, R. Aaij, M. Abdelfatah +1161

Energy-energy correlators probe perturbative and nonperturbative QCD regimes of jet formation through momentum-weighted angular correlations between hadrons. First measurements in…

hep-ex2026

Branching fraction measurement of the $B^{0} \to K^{+} π^{-} μ^{+} μ^{-}$ decay at high dihadron mass

LHCb collaboration, R. Aaij, M. Abdelfatah +1103

This Letter presents the first measurement of the $B^{0} \to K^{+} π^{-} μ^{+} μ^{-}$ differential branching fraction in the region of the dihadron $K^{+} π^{-}$ mass, $m_{K π}$ , $1000< m_{…

hep-ex2026

Discovery of an unexpectedly light and narrow beauty-strange state

LHCb collaboration, R. Aaij, M. Abdelfatah +1152

As the essential building blocks of visible matter, hadrons have traditionally been classified by the quark model as mesons composed of quark-antiquark pairs and baryons built from…

hep-ex2026

First measurement of the ratio of $ψ (2 S)$ -to- $J / ψ$ inclusive production in $p Ar$ and $pp$ collisions at $s_{NN} = 113 GeV$ with SMOG2

LHCb collaboration, R. Aaij, M. Abdelfatah +1162

A measurement of the $ψ (2 S)$ -to- $J / ψ$ production cross-section ratio is performed in proton-argon ( $p Ar$ ) and proton-proton ( $pp$ ) collisions in fixed-target mode at $\sqr…

nucl-ex2026

Measurement of the average transverse momentum of forward prompt charged particles in $pp$ and $p Pb$ collisions at $s_{N N} = 5.02 TeV$

LHCb collaboration, R. Aaij, M. Abdelfatah +1106

This letter presents the first measurements of the average transverse momentum of prompt charged particles in $pp$ and $p Pb$ collisions as a function of collision multipli…

hep-ex2026

Search for $B$ meson decays to multimuon final states

LHCb collaboration, R. Aaij, M. Abdelfatah +1109

A search for decays of $B$ mesons to final states with four or six muons using $pp$ collision data recorded by the LHCb experiment corresponding to an integrated luminosity of $5.4…

hep-ex2026

Model-independent measurement of the transversity amplitudes of the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay

LHCb collaboration, R. Aaij, M. Abdelfatah +1154

An analysis of the decay amplitudes of $B^{0} \to K^{* 0} (\to K^{+} π^{-}) μ^{+} μ^{-}$ is presented, using proton-proton collision data recorded by the LHCb experiment at centre-of-mass energie…

nucl-ex2026

Modification of $Υ$ production in $p$ O and OO collisions at LHCb

LHCb collaboration, R. Aaij, M. Abdelfatah +1161

The production rates of $Υ (2 S)$ and $Υ (3 S)$ mesons relative to that of the $Υ (1 S)$ state are measured in $pp$ , $p$ O, and OO collisions by the LHCb collaboratio…

hep-ex2026

Evidence for the decay $B_{s}^{0} \to ϕ η^{'}$

LHCb collaboration, R. Aaij, M. Abdelfatah +1101

Using a dataset corresponding to an integrated luminosity of $9 fb^{- 1}$ collected in proton-proton collisions between 2011 and 2018 by the LHCb experiment, evidence is…

hep-ex2026

$C P$ violation analysis of local and nonlocal amplitudes in the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay

LHCb collaboration, R. Aaij, M. Abdelfatah +1104

A search for $C P$ violation in the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay is performed using proton-proton collision data collected by the LHCb experiment during Run…

hep-ex2026

Cross Section Measurements of $n ˉ p \to K^{+} K^{-} π^{+} (π^{0})$ via Antineutrons Produced by $J / ψ \to p π^{-} n ˉ$ Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +759

Based on a novel method for producing antineutrons via $J / ψ$ decays, we report a study of $n ˉ p$ inelastic scattering into final states containing kaons. The analysis uses $(10…

hep-ex2026

$B$ -jet fragmentation with $B^{\pm} \to J / ψ K^{\pm}$ decays in $s = 13$ TeV $pp$ collisions at LHCb

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1166

The collinear and transverse-momentum-dependent jet fragmentation function and the radial profile for $B^{\pm}$ mesons in jets are measured. The $B^{\pm}$ mesons are reconstructed…

Energy-energy correlators within Z-tagged jets in proton-proton collisions at s​ = 13 TeV

Branching fraction measurement of the B0→K+π−μ+μ− decay at high dihadron mass

Discovery of an unexpectedly light and narrow beauty-strange state

First measurement of the ratio of ψ(2S)-to-J/ψ inclusive production in pAr and pp collisions at sNN​​=113GeV with SMOG2

Measurement of the average transverse momentum of forward prompt charged particles in pp and pPb collisions at sNN​​=5.02TeV

Search for B meson decays to multimuon final states

Model-independent measurement of the transversity amplitudes of the B0→K∗0μ+μ− decay

Modification of Υ production in pO and OO collisions at LHCb

Evidence for the decay Bs0​→ϕη′

CP violation analysis of local and nonlocal amplitudes in the B0→K∗0μ+μ− decay

Cross Section Measurements of nˉp→K+K−π+(π0) via Antineutrons Produced by J/ψ→pπ−nˉ Decays

B-jet fragmentation with B±→J/ψK± decays in s​=13 TeV pp collisions at LHCb

Energy-energy correlators within $Z$ -tagged jets in proton-proton collisions at $s$ = 13 TeV

Branching fraction measurement of the $B^{0} \to K^{+} π^{-} μ^{+} μ^{-}$ decay at high dihadron mass

First measurement of the ratio of $ψ (2 S)$ -to- $J / ψ$ inclusive production in $p Ar$ and $pp$ collisions at $s_{NN} = 113 GeV$ with SMOG2

Measurement of the average transverse momentum of forward prompt charged particles in $pp$ and $p Pb$ collisions at $s_{N N} = 5.02 TeV$

Search for $B$ meson decays to multimuon final states

Model-independent measurement of the transversity amplitudes of the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay

Modification of $Υ$ production in $p$ O and OO collisions at LHCb

Evidence for the decay $B_{s}^{0} \to ϕ η^{'}$

$C P$ violation analysis of local and nonlocal amplitudes in the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay

Cross Section Measurements of $n ˉ p \to K^{+} K^{-} π^{+} (π^{0})$ via Antineutrons Produced by $J / ψ \to p π^{-} n ˉ$ Decays

$B$ -jet fragmentation with $B^{\pm} \to J / ψ K^{\pm}$ decays in $s = 13$ TeV $pp$ collisions at LHCb