Y. Zeng

activity

20032025

e^{+} e^{-} \to π^{+} π^{-}

Cross Section between 600 and 900 MeV Using Initial State Radiation

253 citations · 419 across the 17 of their papers we have counts for

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16 papers · 1 filter

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

Measurement of the Inclusive Cross Sections of Prompt $J / ψ$ and $ψ (3686)$ Production in $e^{+} e^{-}$ Annihilation from $s = 3.808$ to $4.951$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +610

The inclusive cross sections of prompt $J / ψ$ and $ψ (3686)$ production are measured at center-of-mass energies from 3.808 to 4.951 GeV. The dataset used is 22 fb $^{- 1}$ of $e^{+}e^{…

hep-ex2024★ 1 cited

Study of the light scalar $a_{0} (980)$ through the decay $D^{0} \to a_{0} (980)^{-} e^{+} ν_{e}$ with $a_{0} (980)^{-} \to η π^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +654

Using 7.93 $f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at a center-of-mass energy of 3.773 $GeV$ with the BESIII detector, we present an analysis of the decay $D^{0}…

hep-ex2024

Observation of $η_{c} (2 S) \to K^{+} K^{-} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +645

By analyzing $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events accumulated with the BESIII detector, the decay $η_{c} (2 S) \to K^{+} K^{-} η$ is observed for the first time with a sig…

hep-ex2024★ 10 cited

Improved measurements of $D^{0} \to K^{-} ℓ^{+} ν_{ℓ}$ and $D^{+} \to K ˉ^{0} ℓ^{+} ν_{ℓ}$

BESIII Collaboration

Using 7.93 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at the center-of-mass energy of 3.773 GeV with the BESIII detector, we measure the absolute branching fractions of $D^0\to…

hep-ex2024★ 20 cited

Strong and weak $C P$ tests in sequential decays of polarized $Σ^{0}$ hyperons

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

The $J / ψ, ψ (3686) \to Σ^{0} Σ ˉ^{0}$ processes and subsequent decays are studied using the world's largest $J / ψ$ and $ψ (3686)$ data samples collected with the BESIII detector. The…

hep-ex2024

Search for the $e^{+} e^{-} \to ϕ χ_{c 1} (3872)$ process at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +645

Based on 368.5 pb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies 4.914 and 4.946 GeV by the BESIII detector, the $e^{+} e^{-} \to ϕ χ_{c 1} (3872)$ process is searc…

hep-ex2024★ 1 cited

Search for the leptonic decays $D^{+} \to e^{+} ν_{e}$ and $D^{+} \to μ^{+} ν_{μ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +572

We present the first search for the leptonic decays $D^{*+} \to e^{+} ν_{e}$ and $D^{*+} \to μ^{+} ν_{μ}$ by analyzing a data sample of electron-positron collisions recorded with the BESIII de…

hep-ex2024★ 3 cited

Search for the radiative transition $χ_{c 1} (3872) \to γ ψ_{2} (3823)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +645

Using 9.0 $f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at center-of-mass energies from 4.178 to 4.278 GeV with the BESIII detector at the BEPCII collider, we perform the firs…

hep-ex2023★ 12 cited

Measurement of $e^{+} e^{-} \to η J / ψ$ Cross Section from $s =$ 3.808 GeV to 4.951 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +619

Using data samples with an integrated luminosity of 22.42 fb $^{- 1}$ collected by the BESIII detector operating at the BEPCII storage ring, we measure the cross sections of the $e^{…

hep-ex2022★ 17 cited

Study of $e^{+} e^{-} \to Ω^{-} Ω ˉ^{+}$ at center-of-mass energies from 3.49 to 3.67 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +565

Using data samples of $e^{+} e^{-}$ collisions collected with the BESIII detector at eight center-of-mass energy points between 3.49 and 3.67 GeV, corresponding to an integrated luminos…

hep-ex2015★ 253 cited

Measurement of the $e^{+} e^{-} \to π^{+} π^{-}$ Cross Section between 600 and 900 MeV Using Initial State Radiation

M. Ablikim, M. N. Achasov, X. C. Ai +398

We extract the $e^{+} e^{-} \to π^{+} π^{-}$ cross section in the energy range between 600 and 900 MeV, exploiting the method of initial state radiation. A data set with an integrated…

hep-ex2011★ 12 cited

Search for $η_{c}^{'}$ decays into vector meson pairs

The BESIII Collaboration

The processes $\etacpto ρ^{0}ρ^{0}$, $K^{* 0} K ˉ^{* 0}$ , and $ϕϕ$ are searched for using a sample of $1.06 \times 1 0^{8}$ $\psip$ events collected with the BESIII detector at the B…

hep-ex2010★ 8 cited

First Observation of the Decays chi_{cJ} -> pi^0 pi^0 pi^0 pi^0

BESIII Collaboration

We present a study of the P-wave spin -triplet charmonium chi_{cJ} decays (J=0,1,2) into pi^0 pi^0 pi^0 pi^0. The analysis is based on 106 million \psiprime decays recorded with th…

hep-ex2010★ 37 cited

Evidence for psi' decays into gamma pi^0 and gamma eta

The BESIII Collaboration

The decays psi'->gamma pi^0, gamma eta and gamma eta' are studied using data collected with the BESIII detector at the BEPCII e^+e^- collider. Processes psi'->gamma pi^0 and psi'->…

hep-ex2003★ 37 cited

Measurements of $ψ (2 S)$ decays into Vector- Tensor final states

J. Z. Bai et al

Decays of the $ψ (2 S)$ into vector plus tensor meson final states have been studied with 14 million $ψ (2 S)$ events collected with the BESII detector. Branching fractions of $ψ(2S) \…

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

Measurement of the Inclusive Cross Sections of Prompt J/ψ and ψ(3686) Production in e+e− Annihilation from s​=3.808 to 4.951 GeV

Study of the light scalar a0​(980) through the decay D0→a0​(980)−e+νe​ with a0​(980)−→ηπ−

Observation of ηc​(2S)→K+K−η

Improved measurements of D0→K−ℓ+νℓ​ and D+→Kˉ0ℓ+νℓ​

Strong and weak CP tests in sequential decays of polarized Σ0 hyperons

Search for the e+e−→ϕχc1​(3872) process at BESIII

Search for the leptonic decays D∗+→e+νe​ and D∗+→μ+νμ​

Search for the radiative transition χc1​(3872)→γψ2​(3823)

Measurement of e+e−→ηJ/ψ Cross Section from s​= 3.808 GeV to 4.951 GeV

Study of e+e−→Ω−Ωˉ+ at center-of-mass energies from 3.49 to 3.67 GeV

Measurement of the e+e−→π+π− Cross Section between 600 and 900 MeV Using Initial State Radiation

Search for ηc′​ decays into vector meson pairs

First Observation of the Decays chi_{cJ} -> pi^0 pi^0 pi^0 pi^0

Evidence for psi' decays into gamma pi^0 and gamma eta

Measurements of ψ(2S) decays into Vector- Tensor final states

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

Measurement of the Inclusive Cross Sections of Prompt $J / ψ$ and $ψ (3686)$ Production in $e^{+} e^{-}$ Annihilation from $s = 3.808$ to $4.951$ GeV

Study of the light scalar $a_{0} (980)$ through the decay $D^{0} \to a_{0} (980)^{-} e^{+} ν_{e}$ with $a_{0} (980)^{-} \to η π^{-}$

Observation of $η_{c} (2 S) \to K^{+} K^{-} η$

Improved measurements of $D^{0} \to K^{-} ℓ^{+} ν_{ℓ}$ and $D^{+} \to K ˉ^{0} ℓ^{+} ν_{ℓ}$

Strong and weak $C P$ tests in sequential decays of polarized $Σ^{0}$ hyperons

Search for the $e^{+} e^{-} \to ϕ χ_{c 1} (3872)$ process at BESIII

Search for the leptonic decays $D^{+} \to e^{+} ν_{e}$ and $D^{+} \to μ^{+} ν_{μ}$

Search for the radiative transition $χ_{c 1} (3872) \to γ ψ_{2} (3823)$

Measurement of $e^{+} e^{-} \to η J / ψ$ Cross Section from $s =$ 3.808 GeV to 4.951 GeV

Study of $e^{+} e^{-} \to Ω^{-} Ω ˉ^{+}$ at center-of-mass energies from 3.49 to 3.67 GeV

Measurement of the $e^{+} e^{-} \to π^{+} π^{-}$ Cross Section between 600 and 900 MeV Using Initial State Radiation

Search for $η_{c}^{'}$ decays into vector meson pairs

Measurements of $ψ (2 S)$ decays into Vector- Tensor final states