J. Chen

activity

20192025

most citedObservation of new resonances decaying to

J / ψ K^{+}

and

J / ψ ϕ

200 citations · 442 across the 7 of their papers we have counts for

collaborators

7 papers

hep-ex2025★ 3 cited

Measurement of branching fractions and $C P$ asymmetries in $Λ_{b}^{0} (Ξ_{b}^{0}) \to p K_{S}^{0} h^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1160

A study of $Λ_{b}^{0}$ and $Ξ_{b}^{0}$ baryon decays to the final states $p K_{S}^{0} π^{-}$ and $p K_{S}^{0} K^{-}$ is performed using $pp$ collision data collected by t…

nucl-ex2022★ 37 cited

Higher-Order Cumulants and Correlation Functions of Proton Multiplicity Distributions in $s_{NN}$ = 3 GeV Au+Au Collisions at the RHIC STAR Experiment

STAR Collaboration, M. S. Abdallah, B. E. Aboona +358

We report a measurement of cumulants and correlation functions of event-by-event proton multiplicity distributions from fixed-target Au+Au collisions at $s_{NN}$ = 3 GeV…

hep-ex2021★ 29 cited

Search for time-dependent $C P$ violation in $D^{0} \to K^{+} K^{-}$ and $D^{0} \to π^{+} π^{-}$ decays

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

A search for time-dependent violation of the charge-parity symmetry in $D^{0} \to K^{+} K^{-}$ and $D^{0} \to π^{+} π^{-}$ decays is performed at the LHCb experiment using proton-proton collis…

hep-ex2021★ 76 cited

Precise measurement of the $f_{s} / f_{d}$ ratio of fragmentation fractions and of $B_{s}^{0}$ decay branching fractions

LHCb collaboration, R. Aaij, C. Abellán Beteta +955

The ratio of the $B_{s}^{0}$ and $B^{0}$ fragmentation fractions, $f_{s} / f_{d}$ , in proton-proton collisions at the LHC, is obtained as a function of $B$ -meson transverse momentum and collis…

hep-ex2021★ 200 cited

Observation of new resonances decaying to $J / ψ K^{+}$ and $J / ψ ϕ$

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

The first observation of exotic states with a new quark content $c c ˉ u s ˉ$ decaying to the $J / ψ K^{+}$ final state is reported with high significance from an amplitude anal…

hep-ex2019★ 68 cited

Observation of new resonances in the $Λ_{b}^{0} π^{+} π^{-}$ system

LHCb collaboration, R. Aaij, C. Abellán Beteta +910

We report the observation of a new structure in the $Λ_{b}^{0} π^{+} π^{-}$ spectrum using the full LHCb data set of $pp$ collisions, corresponding to an integrated luminosity of $9\,\mathr…

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…

Measurement of branching fractions and CP asymmetries in Λb0​(Ξb0​)→pKS0​h− decays

Higher-Order Cumulants and Correlation Functions of Proton Multiplicity Distributions in sNN​​ = 3 GeV Au+Au Collisions at the RHIC STAR Experiment

Search for time-dependent CP violation in D0→K+K− and D0→π+π− decays

Precise measurement of the fs​/fd​ ratio of fragmentation fractions and of Bs0​ decay branching fractions

Observation of new resonances decaying to J/ψK+ and J/ψϕ

Observation of new resonances in the Λb0​π+π− system

Measurement of CP-violating and mixing-induced observables in Bs0​→ϕγ decays