H. C. Zhang

activity

20212025

X (2600)

in the

π^{+} π^{-} η^{'}

system in the process

J / ψ \to γ π^{+} π^{-} η^{'}

27 citations · 222 across the 114 of their papers we have counts for

collaborators

95 papers

hep-ex2025★ 1 cited

Evidence for the semileptonic decays $Λ_{c}^{+} \to Σ^{\pm} π^{\mp} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +680

Using $4.5 f b^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector at center-of-mass energies between $4.600$ and $4.699 G e V$ , we search for the semileptonic decays…

hep-ex2025

Experimental study of the reaction $Ξ^{0} n \to ΛΛ X$ using $Ξ^{0}$ -nucleus scattering

BESIII Collaboration, M. Ablikim, M. N. Achasov +703

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector operating at the BEPCII storage ring in $2009$ , $2012$ , $2018$ , and $2019$ , we perform a search for…

hep-ex2025

Study of the reactions $n ˉ p \to 2 π^{+} π^{-}$ , $2 π^{+} π^{-} π^{0}$ , and $2 π^{+} π^{-} 2 π^{0}$ using $J / ψ \to p π^{-} n ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

We report an experimental investigation of the reactions $n ˉ p \to 2 π^{+} π^{-}$ , $n ˉ p \to 2 π^{+} π^{-} π^{0}$ , and $n ˉ p \to 2 π^{+} π^{-} 2 π^{0}$ using $(10.087 \pm 0.0…

hep-ex2025★ 1 cited

Evidence of transverse polarization of $Ξ^{0}$ hyperon in $ψ (3686) \to Ξ^{0} Ξ ˉ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +684

Using $(2.712 \pm 0.014) \times 1 0^{9}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, we report an evidence of $Ξ^{0}$ transverse polarization with a sign…

hep-ex2025

First Observation of $Λ$ Hyperon Transverse Polarization in $ψ (3686) \to Λ Λ ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +687

Based on $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, we present the first observation of spin transverse polarization of…

hep-ex2025

Production and Decay Dynamics of the Charmed Baryon $Λ_{c}^{+}$ in $e^{+} e^{-}$ Annihilations near Threshold

BESIII Collaboration, M. Ablikim, M. N. Achasov +700

The study of the charmed baryons is crucial for investigating the strong and weak interactions in the standard model and for gaining insights into the internal structure of baryons…

hep-ex2025

Precise Measurement of Chromoelectric Dipole Moment of the Charm Quark

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

The combined symmetry of charge conjugation and parity ( $C P$ ) is tested in the hadronic transition $ψ (3686) \to π^{+} π^{-} J / ψ$ , using a dataset of $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ(3686…

hep-ex2025★ 1 cited

A novel measurement of the strong-phase difference between $D^{0} \to K^{-} π^{+}$ and $D ˉ^{0} \to K^{-} π^{+}$ decays using $C$ -even and $C$ -odd quantum-correlated $D D ˉ$ pairs

BESIII Collaboration, M. Ablikim, M. N. Achasov +698

A novel measurement technique of strong-phase differences between the decay amplitudes of $D^{0}$ and $D ˉ^{0}$ mesons is introduced which exploits quantum-correlated $D D ˉ$ pa…

hep-ex2025★ 1 cited

First observation of quantum correlations in $e^{+} e^{-} \to X D D ˉ$ and $C$ -even constrained $D D ˉ$ pairs

BESIII Collaboration, M. Ablikim, M. N. Achasov +698

The study of meson pairs produced with quantum correlations gives direct access to parameters that are challenging to measure in other systems. In this Letter, the existence of qua…

hep-ex2025

Search for sub-GeV invisible particles in inclusive decays of $J / ψ$ to $ϕ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +696

A search for an invisible particle, $X$ , with a mass between 0 and 0.96 $GeV / c^{2}$ , is performed in the process $J / ψ \to ϕ + X$ using $(8774.0\pm39.4)\times…

hep-ex2025

Observation of an Altered $a_{0} (980)$ Line-shape in $D^{+} \to π^{+} η η$ due to the Triangle Loop Rescattering Effect

BESIII Collaboration, M. Ablikim, M. N. Achasov +697

Using 20.3~ $fb^{- 1}$ of $e^{+} e^{-}$ collision data taken with the BESIII detector at the center-of-mass energy 3.773~GeV, we report the first amplitude analysis of the hadro…

hep-ex2025★ 2 cited

First measurement of $Σ^{+} n \to Λ p$ and $Σ^{+} n \to Σ^{0} p$ cross sections via $Σ^{+}$ -nucleus scattering at an electron-positron collider

BESIII Collaboration, M. Ablikim, M. N. Achasov +678

Using $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events collected with the BESIII detector at the BEPCII storage ring, the reactions $Σ^{+} n \to Λ p$ and $Σ^{+} n \to Σ^{0} p$ …

hep-ex2025

Updated model-independent measurement of the strong-phase differences between $D^{0}$ and $D ˉ^{0} \to K_{S / L}^{0} π^{+} π^{-}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

The strong-phase differences between $D^{0} \to K_{S / L}^{0} π^{+} π^{-}$ and $D ˉ^{0} \to K_{S / L}^{0} π^{+} π^{-}$ decays are one of the most important inputs in measuring the $C P$ violating angle…

hep-ex2025

Search for $η_{1} (1855)$ in $χ_{c J} \to η η η^{'}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

Based on a sample of $2.7 \times 1 0^{9}$ $ψ (3686)$ events collected by the BESIII detector operating at the BEPCII collider, an analysis of the decay $ψ(3686)\toγχ_{cJ}, χ_{cJ}\toηηη…

hep-ex2025

Measurement of the branching fractions of doubly Cabibbo-suppressed $D$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +653

By analyzing $e^{+} e^{-}$ collision data collected at the center-of-mass energy of 3.773~GeV with the BESIII detector, corresponding to an integrated luminosity of 20.3~fb $^{- 1}$ , we m…

hep-ex2025

First observation of $Λ_{c} (2595)^{+} \to Λ_{c}^{+} π^{0} π^{0}$ and $Λ_{c} (2625)^{+} \to Λ_{c}^{+} π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +658

By analysing $e^{+} e^{-}$ annihilation data corresponding to an integrated luminosity of 368.48~pb $^{- 1}$ collected at the centre-of-mass energies of $s = 4.918$ and $4.951$ ~GeV…

hep-ex2025

Search for $e^{+} e^{-} \to K_{S}^{0} K_{S}^{0} h_{c}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Using $e^{+} e^{-}$ collision data at 13 center-of-mass energies ranging from 4.600 to 4.950 GeV collected with the BESIII detector, we search for the unmeasured $e^+e^-\to K_S^0 K_S^0…

hep-ex2025★ 2 cited

Observation of $D \to K ˉ_{1} (1270) μ^{+} ν_{μ}$ and test of lepton flavor universality with $D \to K ˉ_{1} (1270) ℓ^{+} ν_{ℓ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +651

By analyzing 7.93 $f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at the center-of-mass energy of 3.773 GeV with the BESIII detector operated at the BEPCII collider, we report t…

hep-ex2025

Cross section measurement of $e^{+} e^{-} \to f_{1} (1285) π^{+} π^{-}$ at center-of-mass energies between $3.808$ and $4.951 GeV$

BESIII Collaboration, M. Ablikim, M. N. Achasov +644

Using data samples collected by the \mbox{BESIII} detector located at the Beijing Electron Positron Collider, the cross sections of the process $e^{+} e^{-} \to f_{1} (1285) π^{+} π^{-}$ are me…

hep-ex2025

Observation of the $W$ -annihilation process $D_{s}^{+} \to ω ρ^{+}$ and measurement of $D_{s}^{+} \to ϕ ρ^{+}$ in $D_{s}^{+} \to π^{+} π^{+} π^{-} π^{0} π^{0}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

We present the first amplitude analysis and branching fraction measurement of the decay $D_{s}^{+} \to π^{+} π^{+} π^{-} π^{0} π^{0}$ , using $e^{+} e^{-}$ collision data collected with the BESIII detector…

hep-ex2025★ 4 cited

Study of the electromagnetic Dalitz decay $J / ψ \to e^{+} e^{-} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +640

We report the first measurement of the di-electron invariant mass dependent transition form factor in the electromagnetic Dalitz decay $J / ψ \to e^{+} e^{-} π^{0}$ using $(10087 \pm 44) \ti…

hep-ex2024

Search for the double Dalitz decays $η / η^{'} \to e^{+} e^{-} μ^{+} μ^{-}$ and $η^{'} \to μ^{+} μ^{-} μ^{+} μ^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +653

Using a data sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, we search for the decays $η / η^{'} \to e^{+} e^{-} μ^{+} μ^{-}$ and $η^{'} \to μ^{+} μ^{-} μ^{+} μ^{-}$ v…

hep-ex2024

Measurement of the Branching Fraction for the Decay $χ_{c J} \to p p ˉ η π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Using $(2712.4 \pm 14.3) \times 1 0^{6} ψ (3686)$ events collected by the BESIII detector operating at the BEPCII collider, we present the first observations of the decays $χ_{cJ}(J=0,1,2…

hep-ex2024

Amplitude analysis and branching fraction measurement of the Cabibbo-favored decay $D^{+} \to K^{-} π^{+} π^{+} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +657

An amplitude analysis of the Cabibbo-favored decay $D^{+} \to K^{-} π^{+} π^{+} π^{0}$ is performed, using 7.93 $fb^{- 1}$ of $e^{+} e^{-}$ collision data collected with the BESIII detector at t…

Evidence for the semileptonic decays Λc+​→Σ±π∓e+νe​

Experimental study of the reaction Ξ0n→ΛΛX using Ξ0-nucleus scattering

Study of the reactions nˉp→2π+π−, 2π+π−π0, and 2π+π−2π0 using J/ψ→pπ−nˉ

Evidence of transverse polarization of Ξ0 hyperon in ψ(3686)→Ξ0Ξˉ0

First Observation of Λ Hyperon Transverse Polarization in ψ(3686)→ΛΛˉ

Production and Decay Dynamics of the Charmed Baryon Λc+​ in e+e− Annihilations near Threshold

Precise Measurement of Chromoelectric Dipole Moment of the Charm Quark

A novel measurement of the strong-phase difference between D0→K−π+ and Dˉ0→K−π+ decays using C-even and C-odd quantum-correlated DDˉ pairs

First observation of quantum correlations in e+e−→XDDˉ and C-even constrained DDˉ pairs

Search for sub-GeV invisible particles in inclusive decays of J/ψ to ϕ

Observation of an Altered a0​(980) Line-shape in D+→π+ηη due to the Triangle Loop Rescattering Effect

First measurement of Σ+n→Λp and Σ+n→Σ0p cross sections via Σ+-nucleus scattering at an electron-positron collider

Updated model-independent measurement of the strong-phase differences between D0 and Dˉ0→KS/L0​π+π− decays

Search for η1​(1855) in χcJ​→ηηη′ decays

Measurement of the branching fractions of doubly Cabibbo-suppressed D decays

First observation of Λc​(2595)+→Λc+​π0π0 and Λc​(2625)+→Λc+​π0π0

Search for e+e−→KS0​KS0​hc​

Observation of D→Kˉ1​(1270)μ+νμ​ and test of lepton flavor universality with D→Kˉ1​(1270)ℓ+νℓ​

Cross section measurement of e+e−→f1​(1285)π+π− at center-of-mass energies between 3.808 and 4.951GeV

Observation of the W-annihilation process Ds+​→ωρ+ and measurement of Ds+​→ϕρ+ in Ds+​→π+π+π−π0π0 decays

Study of the electromagnetic Dalitz decay J/ψ→e+e−π0

Search for the double Dalitz decays η/η′→e+e−μ+μ− and η′→μ+μ−μ+μ−

Measurement of the Branching Fraction for the Decay χcJ​→ppˉ​ηπ0

Amplitude analysis and branching fraction measurement of the Cabibbo-favored decay D+→K−π+π+π0

Evidence for the semileptonic decays $Λ_{c}^{+} \to Σ^{\pm} π^{\mp} e^{+} ν_{e}$

Experimental study of the reaction $Ξ^{0} n \to ΛΛ X$ using $Ξ^{0}$ -nucleus scattering

Study of the reactions $n ˉ p \to 2 π^{+} π^{-}$ , $2 π^{+} π^{-} π^{0}$ , and $2 π^{+} π^{-} 2 π^{0}$ using $J / ψ \to p π^{-} n ˉ$

Evidence of transverse polarization of $Ξ^{0}$ hyperon in $ψ (3686) \to Ξ^{0} Ξ ˉ^{0}$

First Observation of $Λ$ Hyperon Transverse Polarization in $ψ (3686) \to Λ Λ ˉ$

Production and Decay Dynamics of the Charmed Baryon $Λ_{c}^{+}$ in $e^{+} e^{-}$ Annihilations near Threshold

A novel measurement of the strong-phase difference between $D^{0} \to K^{-} π^{+}$ and $D ˉ^{0} \to K^{-} π^{+}$ decays using $C$ -even and $C$ -odd quantum-correlated $D D ˉ$ pairs

First observation of quantum correlations in $e^{+} e^{-} \to X D D ˉ$ and $C$ -even constrained $D D ˉ$ pairs

Search for sub-GeV invisible particles in inclusive decays of $J / ψ$ to $ϕ$

Observation of an Altered $a_{0} (980)$ Line-shape in $D^{+} \to π^{+} η η$ due to the Triangle Loop Rescattering Effect

First measurement of $Σ^{+} n \to Λ p$ and $Σ^{+} n \to Σ^{0} p$ cross sections via $Σ^{+}$ -nucleus scattering at an electron-positron collider

Updated model-independent measurement of the strong-phase differences between $D^{0}$ and $D ˉ^{0} \to K_{S / L}^{0} π^{+} π^{-}$ decays

Search for $η_{1} (1855)$ in $χ_{c J} \to η η η^{'}$ decays

Measurement of the branching fractions of doubly Cabibbo-suppressed $D$ decays

First observation of $Λ_{c} (2595)^{+} \to Λ_{c}^{+} π^{0} π^{0}$ and $Λ_{c} (2625)^{+} \to Λ_{c}^{+} π^{0} π^{0}$

Search for $e^{+} e^{-} \to K_{S}^{0} K_{S}^{0} h_{c}$

Observation of $D \to K ˉ_{1} (1270) μ^{+} ν_{μ}$ and test of lepton flavor universality with $D \to K ˉ_{1} (1270) ℓ^{+} ν_{ℓ}$

Cross section measurement of $e^{+} e^{-} \to f_{1} (1285) π^{+} π^{-}$ at center-of-mass energies between $3.808$ and $4.951 GeV$

Observation of the $W$ -annihilation process $D_{s}^{+} \to ω ρ^{+}$ and measurement of $D_{s}^{+} \to ϕ ρ^{+}$ in $D_{s}^{+} \to π^{+} π^{+} π^{-} π^{0} π^{0}$ decays

Study of the electromagnetic Dalitz decay $J / ψ \to e^{+} e^{-} π^{0}$

Search for the double Dalitz decays $η / η^{'} \to e^{+} e^{-} μ^{+} μ^{-}$ and $η^{'} \to μ^{+} μ^{-} μ^{+} μ^{-}$

Measurement of the Branching Fraction for the Decay $χ_{c J} \to p p ˉ η π^{0}$

Amplitude analysis and branching fraction measurement of the Cabibbo-favored decay $D^{+} \to K^{-} π^{+} π^{+} π^{0}$