Z. Chen

collaborators

9 papers

hep-ex2026

Associated $Z$ + $J / I ¨ $ production as a probe of multiparton interactions in the forward region

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1187

This letter reports a study of associated $Z$ boson and prompt $J / I ¨ $ production in proton-proton collisions at $s = 13$ TeV with the LHCb detector in the forward rapidity reg…

hep-ex2026

Study of Central Exclusive Production of $π^{+} π^{-}$ , $K^{+} K^{-}$ and $p p ˉ$ Pairs in Proton-Proton Collisions at $s = 510$ GeV with the STAR Detector at RHIC

STAR Collaboration, B. E. Aboona, J. Adam +385

We report on the first measurement of the Central Exclusive Production process in proton-proton collisions: $pp \to p h^{+} h^{-} p$ (where $h = π, K, p$ ) at the center-of-…

hep-ex2026

Measurement of $γ$ using $B^{\pm} \to D K^{\pm}$ and $B^{\pm} \to D π^{\pm}$ decays with $D \to K_{S}^{0} π^{+} π^{-}$ and $D \to K_{S}^{0} K^{+} K^{-}$

LHCb collaboration, R. Aaij, M. Abdelfatah +1119

A measurement of the CKM angle $γ$ using the decay channels $B^{\pm} \to D K^{\pm}$ and $B^{\pm} \to D π^{\pm}$ , where the $D$ meson decays to $D\rightarrow K_{\rm S}^{…

hep-ex2026

Measurements of branching fractions of $I^_{c}^{+} \to I^£^{0} K_{S}^{0} I ¨ ^{+}$ and $I^_{c}^{+} \to I^£^{0} K_{S}^{0} K^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +750

Based on a data sample corresponding to an integrated luminosity of 6.4~fb $^{- 1}$ of $e^{+} e^{-}$ annihilation and collected with the BESIII detector at 13 center-of-mass energy points…

hep-ex2026

Measurement of the branching fraction of the $I^_{b}^{0} \to J / I ¨ I^$ decay and isospin asymmetry of $B \to J / I ¨ K$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1193

This paper describes a measurement of the $I^_{b}^{0} \to J / I ¨ I^$ branching fraction using data collected with the LHCb experiment in proton-proton collisions from 2016 to 2018. The dat…

hep-ex2026

First measurement of the decay-time-integrated $C P$ asymmetry in $B_{s}^{0} \to D_{s}^{-} I ¨ ^{+}$ decays

LHCb collaboration, R. Aaij, M. Abdelfatah +1114

A measurement of the flavour-untagged decay-time-integrated $C P$ asymmetry in the flavour-specific decay $B_{s}^{0} \to D_{s}^{-} I ¨ ^{+}$ , $⟨ A_{untagged}^{s} ⟩$ , is perf…

Associated Z + J/I¨ production as a probe of multiparton interactions in the forward region

Study of Central Exclusive Production of π+π−, K+K− and ppˉ​ Pairs in Proton-Proton Collisions at s​=510 GeV with the STAR Detector at RHIC

Measurement of γ using B±→DK± and B±→Dπ± decays with D→KS0​π+π− and D→KS0​K+K−

Measurements of branching fractions of I^c+​→I^£0KS0​I¨+ and I^c+​→I^£0KS0​K+

Measurement of the branching fraction of the I^b0​→J/I¨I^ decay and isospin asymmetry of B→J/I¨K decays

First measurement of the decay-time-integrated CP asymmetry in Bs0​→Ds−​I¨+ decays

Associated $Z$ + $J / I ¨ $ production as a probe of multiparton interactions in the forward region

Study of Central Exclusive Production of $π^{+} π^{-}$ , $K^{+} K^{-}$ and $p p ˉ$ Pairs in Proton-Proton Collisions at $s = 510$ GeV with the STAR Detector at RHIC

Measurement of $γ$ using $B^{\pm} \to D K^{\pm}$ and $B^{\pm} \to D π^{\pm}$ decays with $D \to K_{S}^{0} π^{+} π^{-}$ and $D \to K_{S}^{0} K^{+} K^{-}$

Measurements of branching fractions of $I^_{c}^{+} \to I^£^{0} K_{S}^{0} I ¨ ^{+}$ and $I^_{c}^{+} \to I^£^{0} K_{S}^{0} K^{+}$

Measurement of the branching fraction of the $I^_{b}^{0} \to J / I ¨ I^$ decay and isospin asymmetry of $B \to J / I ¨ K$ decays

First measurement of the decay-time-integrated $C P$ asymmetry in $B_{s}^{0} \to D_{s}^{-} I ¨ ^{+}$ decays