Jingjing Xu

activity

20172024

Λ_{b}^{0} - Λ_{b}^{0}

production asymmetry in proton-proton collisions at

s = 7 and 8 TeV

19 citations · 69 across the 11 of their papers we have counts for

collaborators

11 papers

hep-ex2024★ 2 cited

Measurement of $C P$ asymmetry in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1119

A measurement of the $C P$ -violating parameters in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays is reported, based on the analysis of proton-proton collision data collected by the LHCb expe…

hep-ex2024★ 2 cited

Observation of muonic Dalitz decays of $χ_{b}$ mesons and precise spectroscopy of hidden-beauty states

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1117

The decays of the $χ_{b 1} (1 P)$ , $χ_{b 2} (1 P)$ , $χ_{b 1} (2 P)$ and $χ_{b 2} (2 P)$ mesons into the $Υ (1 S) μ^{+} μ^{-}$ final state are observed with a high significance using proton-proton coll…

hep-ex2024★ 13 cited

Probing the nature of the $χ_{c 1} (3872)$ state using radiative decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1097

The radiative decays $χ_{c 1} (3872) \to ψ (2 S) γ$ and $χ_{c 1} (3872) \to J / ψ γ$ are used to probe the~nature of the~ $χ_{c 1} (3872)$ state using proton-proton collision data…

hep-ex2024★ 1 cited

Amplitude analysis of the radiative decay $B_{s}^{0} \to K^{+} K^{-} γ$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1064

A search for radiative decay of $B_{s}^{0}$ mesons to orbitally excited $K^{+} K^{-}$ states is performed using proton proton collisions recorded by the \mbox{LHCb}\xspace experiment, corre…

hep-ex2024★ 2 cited

Amplitude analysis and branching fraction measurement of $B^{+} \to D^{*-} D_{s}^{+} π^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1060

The decays of the $B^{+}$ meson to the final state $D^{*-} D_{s}^{+} π^{+}$ are studied in proton-proton collision data collected with the LHCb detector at centre-of-mass energies of…

hep-ex2024★ 9 cited

Observation of the $B_{c}^{+} \to J / ψ π^{+} π^{0}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1068

The first observation of the $B_{c}^{+} \to J / ψ π^{+} π^{0}$ decay is reported with high significance using proton-proton collision data, corresponding to an integrated luminosity of 9fb$^{…

hep-ex2024★ 2 cited

Measurements of the branching fraction ratio $B (ϕ \to μ^{+} μ^{-}) / B (ϕ \to e^{+} e^{-})$ with charm meson decays

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

Measurements of the branching fraction ratio $B (ϕ \to μ^{+} μ^{-}) / B (ϕ \to e^{+} e^{-})$ with $D_{s}^{+} \to π^{+} ϕ$ and $D^{+} \to π^{+} ϕ$ decays, denoted $R_{ϕ π}^{s}$ an…

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 $D^{*} \to D γ$ …

hep-ex2021★ 19 cited

Observation of a $Λ_{b}^{0} - Λ_{b}^{0}$ production asymmetry in proton-proton collisions at $s = 7 and 8 TeV$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +973

This article presents differential measurements of the asymmetry between $Λ_{b}^{0}$ and $Λ_{b}^{0}$ baryon production rates in proton-proton collisions at centre-of-mass energies…

cs.LG2017★ 15 cited

Training Simplification and Model Simplification for Deep Learning: A Minimal Effort Back Propagation Method

Xu Sun, Xuancheng Ren, Shuming Ma +5

We propose a simple yet effective technique to simplify the training and the resulting model of neural networks. In back propagation, only a small subset of the full gradient is co…

Measurement of CP asymmetry in Bs0​→Ds∓​K± decays

Observation of muonic Dalitz decays of χb​ mesons and precise spectroscopy of hidden-beauty states

Probing the nature of the χc1​(3872) state using radiative decays

Amplitude analysis of the radiative decay Bs0​→K+K−γ

Amplitude analysis and branching fraction measurement of B+→D∗−Ds+​π+ decays

Observation of the Bc+​→J/ψπ+π0 decay

Measurements of the branching fraction ratio B(ϕ→μ+μ−)/B(ϕ→e+e−) with charm meson decays

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)

Observation of a Λb0​−Λb0​ production asymmetry in proton-proton collisions at s​=7 and 8TeV

Training Simplification and Model Simplification for Deep Learning: A Minimal Effort Back Propagation Method

Measurement of $C P$ asymmetry in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays

Observation of muonic Dalitz decays of $χ_{b}$ mesons and precise spectroscopy of hidden-beauty states

Probing the nature of the $χ_{c 1} (3872)$ state using radiative decays

Amplitude analysis of the radiative decay $B_{s}^{0} \to K^{+} K^{-} γ$

Amplitude analysis and branching fraction measurement of $B^{+} \to D^{*-} D_{s}^{+} π^{+}$ decays

Observation of the $B_{c}^{+} \to J / ψ π^{+} π^{0}$ decay

Measurements of the branching fraction ratio $B (ϕ \to μ^{+} μ^{-}) / B (ϕ \to e^{+} e^{-})$ with charm meson decays

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 $D \to K_{S}^{0} h^{+} h^{-}$ $(h = π, K)$

Observation of a $Λ_{b}^{0} - Λ_{b}^{0}$ production asymmetry in proton-proton collisions at $s = 7 and 8 TeV$