L. Zhang

activity

20022026

J / ψ p

resonances consistent with pentaquark states in

Λ_{b}^{0} \to J / ψ K^{-} p

decays

1.3k citations · 12.2k across the 351 of their papers we have counts for

collaborators

Showing 2021Show all

18 papers · 1 filter

hep-ex2021

Constraints on the CKM angle $γ$ from $B^{\pm} \to D h^{\pm}$ decays using $D \to h^{\pm} h^{' \mp} π^{0}$ final states

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

A data sample collected with the LHCb detector corresponding to an integrated luminosity of 9 fb $^{- 1}$ is used to measure eleven $C P$ violation observables in $B^{\pm} \to D h^{\pm}$ de…

hep-ex2021★ 5 cited

A search for an unexpected asymmetry in the production of $e^{+} μ^{-}$ and $e^{-} μ^{+}$ pairs in proton-proton collisions recorded by the ATLAS detector at $s = 13$ TeV

ATLAS Collaboration

This search, a type not previously performed at ATLAS, uses a comparison of the production cross sections for $e^{+} μ^{-}$ and $e^{-} μ^{+}$ pairs to constrain physics processes beyond th…

hep-ex2021★ 27 cited

Measurement of $Λ$ baryon polarization in $e^{+} e^{-} \to Λ Λ ˉ$ at $s = 3.773$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +505

Using a data sample of $ψ (3770)$ events collected with the BESIII detector at BEPCII corresponding to an integrated luminosity of 2.9 fb $^{- 1}$ , we report a measurement of $Λ$ spin…

hep-ex2021★ 52 cited

Simultaneous determination of CKM angle $γ$ and charm mixing parameters

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

A combination of measurements sensitive to the $C P$ violation angle $γ$ of the Cabibbo-Kobayashi-Maskawa unitarity triangle and to the charm mixing parameters that describe oscilla…

hep-ex2021★ 12 cited

Search for a $C P$ -odd light Higgs boson in $J / ψ \to γ A^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +502

Using $J / ψ$ radiative decays from 9.0 billion $J / ψ$ events collected by the BESIII detector, we search for di-muon decays of a $C P$ -odd light Higgs boson ( $A^{0}$ ), predicted by many…

hep-ex2021★ 113 cited

Measurement of the W boson mass

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

The $W$ boson mass is measured using proton-proton collision data at $s = 13$ TeV corresponding to an integrated luminosity of 1.7 fb $^{- 1}$ recorded during 2016 by the LHCb e…

hep-ex2021★ 329 cited

Study of the doubly charmed tetraquark $T_{cc}^{+}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +994

An exotic narrow state in the $D^{0} D^{0} π^{+}$ mass spectrum just below the $D^{*+} D^{0}$ mass threshold is studied using a data set corresponding to an integrated luminosity of 9 fb$^{-1…

hep-ex2021★ 6 cited

Amplitude analysis of $D_{s}^{+} \to π^{+} π^{-} π^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +488

Utilizing the data set corresponding to an integrated luminosity of $3.19$ fb $^{- 1}$ collected by the BESIII detector at a center-of-mass energy of 4.178 GeV, we perform an amplitu…

hep-ex2021★ 100 cited

Analysis of neutral $B$ -meson decays into two muons

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

Branching fraction and effective lifetime measurements of the rare decay $B_{s}^{0} \to μ^{+} μ^{-}$ and searches for the decays $B^{0} \to μ^{+} μ^{-}$ and $B_{s}^{0} \to μ^{+} μ^{-} γ$ are reported using proton…

hep-ex2021★ 35 cited

Measurement of the cross section for $e^{+} e^{-} \to Λ Λ ˉ$ and evidence of the decay $ψ (3770) \to Λ Λ ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +502

The Born cross section of the process $e^{+} e^{-} \to Λ Λ ˉ$ is measured at 33 center-of-mass energies between 3.51 and 4.60 GeV using data corresponding to the total integr…

hep-ex2021★ 4 cited

Angular analysis of the rare decay $B_{s}^{0} \to ϕ μ^{+} μ^{-}$

LHCb Collaboration, R. Aaij, A. S. W. Abdelmotteleb +992

An angular analysis of the rare decay $B_{s}^{0} \to ϕ μ^{+} μ^{-}$ is presented, using proton-proton collision data collected by the LHCb experiment at centre-of-mass energies of $7$ ,…

hep-ex2021★ 8 cited

Observation of the Decay $D^{0} \to ρ^{-} μ^{+} ν_{μ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +500

By analyzing an $e^{+} e^{-}$ annihilation data sample corresponding to an integrated luminosity of $2.93 fb^{- 1}$ collected at a center-of-mass energy of 3.773 GeV with the BE…

hep-ex2021★ 1 cited

First measurement of the $C P$ -violating phase in $B_{s}^{0} \to J / ψ (\to e^{+} e^{-}) ϕ$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +954

A flavour-tagged time-dependent angular analysis of $B_{s}^{0} \to J / ψ ϕ$ decays is presented where the $J / ψ$ meson is reconstructed through its decay to an $e^{+} e^{-}$ pair. The analysis u…

hep-ex2021★ 34 cited

Precise determination of the B0s-B0sbar oscillation frequency

LHCb collaboration, R. Aaij, C. Abellán Beteta +946

Mesons comprising a beauty quark and a strange quark can oscillate between particle (B0s) and antiparticle (B0s) flavour eigenstates, with a frequency given by the mass difference…

hep-ex2021★ 11 cited

Search for $C P$ violation in $D_{(s)}^{+} \to h^{+} π^{0}$ and $D_{(s)}^{+} \to h^{+} η$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +957

Searches for $C P$ violation in the two-body decays $D_{(s)}^{+} \to h^{+} π^{0}$ and $D_{(s)}^{+} \to h^{+} η$ (where $h^{+}$ denotes a $π^{+}$ or $K^{+}$ meson) are p…

hep-ex2021★ 12 cited

Amplitude analysis and branching fraction measurement of $D_{s}^{+} \to K^{-} K^{+} π^{+} π^{0}$

BESIII Collaboration

The first amplitude analysis of the decay $D_{s}^{+} \to K^{-} K^{+} π^{+} π^{0}$ is presented using the data samples, corresponding to an integrated luminosity of 6.32 fb $^{- 1}$ , collected with t…

hep-ex2021★ 14 cited

Observation of $D^{0} \to K_{1} (1270)^{-} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +507

Using 2.93 fb $^{- 1}$ of $e^{+} e^{-}$ collision data taken with the BESIII detector at a center-of-mass energy of 3.773 $GeV$ , the observation of the $D^{0} \to K_{1} (1270)^{-} e^{+} ν_{e}$ s…

hep-ex2021★ 3 cited

Study of $e^{+} e^{-} \to π^{0} X (3872) γ$ and search for $Z_{c} (4020)^{0} \to X (3872) γ$

M. Ablikim, M. N. Achasov, P. Adlarson +505

Using data samples collected with the BESIII detector operating at the BEPCII storage ring at center-of-mass energies from 4.178 to 4.600 GeV, we study the process $e^+e^-\rightarr…

Constraints on the CKM angle γ from B±→Dh± decays using D→h±h′∓π0 final states

A search for an unexpected asymmetry in the production of e+μ− and e−μ+ pairs in proton-proton collisions recorded by the ATLAS detector at s​=13 TeV

Measurement of Λ baryon polarization in e+e−→ΛΛˉ at s​=3.773 GeV

Simultaneous determination of CKM angle γ and charm mixing parameters

Search for a CP-odd light Higgs boson in J/ψ→γA0

Measurement of the W boson mass

Study of the doubly charmed tetraquark Tcc+​

Amplitude analysis of Ds+​→π+π−π+

Analysis of neutral B-meson decays into two muons

Measurement of the cross section for e+e−→ΛΛˉ and evidence of the decay ψ(3770)→ΛΛˉ

Angular analysis of the rare decay Bs0​→ϕμ+μ−

Observation of the Decay D0→ρ−μ+νμ​

First measurement of the CP-violating phase in Bs0​→J/ψ(→e+e−)ϕ decays

Precise determination of the B0s-B0sbar oscillation frequency

Search for CP violation in D(s)+​→h+π0 and D(s)+​→h+η decays

Amplitude analysis and branching fraction measurement of Ds+​→K−K+π+π0

Observation of D0→K1​(1270)−e+νe​

Study of e+e−→π0X(3872)γ and search for Zc​(4020)0→X(3872)γ

Constraints on the CKM angle $γ$ from $B^{\pm} \to D h^{\pm}$ decays using $D \to h^{\pm} h^{' \mp} π^{0}$ final states

A search for an unexpected asymmetry in the production of $e^{+} μ^{-}$ and $e^{-} μ^{+}$ pairs in proton-proton collisions recorded by the ATLAS detector at $s = 13$ TeV

Measurement of $Λ$ baryon polarization in $e^{+} e^{-} \to Λ Λ ˉ$ at $s = 3.773$ GeV

Simultaneous determination of CKM angle $γ$ and charm mixing parameters

Search for a $C P$ -odd light Higgs boson in $J / ψ \to γ A^{0}$

Study of the doubly charmed tetraquark $T_{cc}^{+}$

Amplitude analysis of $D_{s}^{+} \to π^{+} π^{-} π^{+}$

Analysis of neutral $B$ -meson decays into two muons

Measurement of the cross section for $e^{+} e^{-} \to Λ Λ ˉ$ and evidence of the decay $ψ (3770) \to Λ Λ ˉ$

Angular analysis of the rare decay $B_{s}^{0} \to ϕ μ^{+} μ^{-}$

Observation of the Decay $D^{0} \to ρ^{-} μ^{+} ν_{μ}$

First measurement of the $C P$ -violating phase in $B_{s}^{0} \to J / ψ (\to e^{+} e^{-}) ϕ$ decays

Search for $C P$ violation in $D_{(s)}^{+} \to h^{+} π^{0}$ and $D_{(s)}^{+} \to h^{+} η$ decays

Amplitude analysis and branching fraction measurement of $D_{s}^{+} \to K^{-} K^{+} π^{+} π^{0}$

Observation of $D^{0} \to K_{1} (1270)^{-} e^{+} ν_{e}$

Study of $e^{+} e^{-} \to π^{0} X (3872) γ$ and search for $Z_{c} (4020)^{0} \to X (3872) γ$