F. Zeng

activity

20222025

most citedSearch for invisible decays of a dark photon using

e^{+} e^{-}

annihilation data at BESIII

16 citations · 125 across the 22 of their papers we have counts for

collaborators

27 papers

hep-ex2025

Measurement of the Branching Fraction of $Λ_{c}^{+} \to p K_{S}^{0} π^{0}$ at Belle

The Belle, Belle II Collaborations, : +426

We report a precise measurement of the ratio of branching fractions $B (Λ_{c}^{+} \to p K_{S}^{0} π^{0}) / B (Λ_{c}^{+} \to p K^{-} π^{+})$ using 980 fb $^{- 1}$ of $e^{+} e^{-}$ data from th…

hep-ex2025★ 4 cited

Measurement of $B^{+} \to τ^{+} ν_{τ}$ branching fraction with a hadronic tagging method at Belle II

Belle II Collaboration, I. Adachi, K. Adamczyk +341

We present a measurement of the branching fraction of $B^{+} \to τ^{+} ν_{τ}$ decays using $(387 \pm 6) \times 1 0^{6}$ $Υ (4 S)$ collected between 2019 and 2022 with the Belle II detector at the S…

hep-ex2024

Search for lepton flavor-violating decay modes $B^{0} \to K_{S}^{0} τ^{\pm} ℓ^{\mp} (ℓ = μ, e)$ with hadronic $B$ -tagging at Belle and Belle II

Belle, Belle II Collaborations, : +425

We present the first search for the lepton flavor-violating decay modes $B^{0} \to K_{S}^{0} τ^{\pm} ℓ^{\mp} (ℓ = μ, e)$ using the 711 fb $^{- 1}$ and 365 fb $^{- 1}$ data samples re…

hep-ex2024

Measurement of the branching fraction and $CP$ -violating asymmetry of the decay $B^{0} \to π^{0} π^{0}$ using $387$ million bottom-antibottom meson pairs in Belle II data

Belle II Collaboration, I. Adachi, L. Aggarwal +437

We measure the branching fraction and $CP$ -violating flavor-dependent rate asymmetry of $B^{0} \to π^{0} π^{0}$ decays reconstructed using the Belle II detector in an electron-…

hep-ex2024

Measurement of the inclusive branching fractions for $B_{s}^{0}$ decays into $D$ mesons via hadronic tagging

Belle, Belle II Collaborations, : +452

We report measurements of the absolute branching fractions $B (B_{s}^{0} \to D_{s}^{\pm} X)$ , $B (B_{s}^{0} \to D^{0} / D ˉ^{0} X)$ , and $B (B_{s}^{0} \to D^{\pm} X)$ , w…

hep-ex2024★ 2 cited

Observation of time-dependent $C P$ violation and measurement of the branching fraction of $B^{0} \to J / ψ π^{0}$ decays

Belle II Collaboration, I. Adachi, L. Aggarwal +391

We present a measurement of the branching fraction and time-dependent charge-parity ( $C P$ ) decay-rate asymmetries in $B^{0} \to J / ψ π^{0}$ decays. The data sample was collected with the…

hep-ex2024

Search for $C P$ violation in $D_{(s)}^{+} \to K_{S}^{0} K^{-} π^{+} π^{+}$ decays using triple and quadruple products

Belle, Belle II Collaborations, : +366

We perform the first search for $C P$ violation in $D_{(s)}^{+} \to K_{S}^{0} K^{-} π^{+} π^{+}$ decays. We use a combined data set from the Belle and Belle II experiments, which s…

hep-ex2024

Determination of $∣ V_{u b} ∣$ from simultaneous measurements of untagged $B^{0} \to π^{-} ℓ^{+} ν_{ℓ}$ and $B^{+} \to ρ^{0} ℓ^{+} ν_{ℓ}$ decays

Belle II Collaboration, I. Adachi, L. Aggarwal +417

We present a measurement of $∣ V_{u b} ∣$ from a simultaneous study of the charmless semileptonic decays $B^{0} \to π^{-} ℓ^{+} ν_{ℓ}$ and $B^{+} \to ρ^{0} ℓ^{+} ν_{ℓ}$ , where $\ell = e, μ…

hep-ex2023★ 6 cited

Novel method to extract the femtometer structure of strange baryons using the vacuum polarization effect

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

One of the fundamental goals of particle physics is to gain microscopic understanding of the strong interaction. Electromagnetic form factors quantify the structure of hadrons in t…

hep-ex2023★ 14 cited

Observation of $D_{s}^{+} \to η^{'} μ^{+} ν_{μ}$ , Precision Test of Lepton Flavor Universality with $D_{s}^{+} \to η^{(')} ℓ^{+} ν_{ℓ}$ , and First Measurements of $D_{s}^{+} \to η^{(')} μ^{+} ν_{μ}$ Decay Dynamics

BESIII Collaboration, M. Ablikim, M. N. Achasov +596

By analyzing 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, we report the observation of th…

hep-ex2023★ 1 cited

Study of the $e^{+} e^{-} \to π^{+} π^{-} ω$ process at center-of-mass energies between 4.0 and 4.6 GeV

BESIII collaboration, M. Ablikim, M. N. Achasov +566

Using $15.6$ $f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at twenty-four center-of-mass energies from $4.0$ to $4.6$ GeV with the BESIII detector, the helicity amplitudes of…

hep-ex2023

Improved measurement of the branching fractions of the inclusive decays $D^{+} \to K_{S}^{0} X$ and $D^{0} \to K_{S}^{0} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

By analyzing 2.93 fb $^{- 1}$ of $e^{+} e^{-}$ collision data taken at the center-of-mass energy of 3.773 GeV with the BESIII detector, the branching fractions of the inclusive decays $D^…

hep-ex2023★ 1 cited

Observation of the decay $D_{s}^{+} \to ω π^{+} η$

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

Using 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector at center-of-mass energies between 4.128 and 4.226~GeV, we observe for the first time the decay $D^…

hep-ex2023★ 8 cited

Measurement of branching fraction of $D_{s}^{+} \to D_{s}^{+} π^{0}$ relative to $D_{s}^{+} \to D_{s}^{+} γ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +566

Based on 7.33 fb $^{- 1}$ of $e^{+} e^{-}$ collision data taken at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, we measure the branching fraction of $D^{*…

hep-ex2023

Helicity amplitude analysis of $χ_{c J} \to ϕϕ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

Using (447.9 $\pm$ 2.3) million $ψ$ (3686) events collected with the BESIII detector, the decays of $χ_{c J} \to ϕϕ$ ( $J$ =0, 1, 2) have been studied via the decay $ψ(3686)\ri…

hep-ex2022

Observation of $ψ (3770) \to η J / ψ$

BESIII Collaboration

The Born cross section of the process $e^{+} e^{-} \to η J / ψ$ at a center-of-mass energy $s = 3.773 GeV$ is measured to be ( $8.89 \pm 0.88 \pm 0.42$ ) $pb$ , using a data…

hep-ex2022★ 12 cited

Measurements of Differential Cross Sections of Inclusive $π^{0}$ and $K_{S}^{0}$ Production in $e^{+} e^{-}$ Annihilation at Energies from 2.2324 to 3.6710 GeV

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

Based on electron positron collision data collected with the BESIII detector operating at the BEPCII storage rings, the differential cross sections of inclusive $π^{0}$ and $K_{S}^{0}$ p…

hep-ex2022★ 7 cited

Study of $e^{+} e^{-} \to γ ϕ J / ψ$ from $s = 4.600$ to $4.951$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +571

Using data samples with an integrated luminosity of $6.4$ ~fb $^{- 1}$ collected by the BESIII detector operating at the BEPCII storage ring, the process of $e^{+} e^{-} \to γ ϕ J / ψ$ is studie…

hep-ex2022★ 16 cited

Observations of the Cabibbo-Suppressed decays $Λ_{c}^{+} \to n π^{+} π^{0}$ , $n π^{+} π^{-} π^{+}$ and the Cabibbo-Favored decay $Λ_{c}^{+} \to n K^{-} π^{+} π^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +567

Using electron-positron annihilation data samples corresponding to an integrated luminosity of 4.5 $fb^{- 1}$ , collected by the BESIII detector in the energy region between $…

hep-ex2022★ 13 cited

Improved measurement of the strong-phase difference $δ_{D}^{K π}$ in quantum-correlated $D D ˉ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +568

The decay $D \to K^{-} π^{+}$ is studied in a sample of quantum-correlated $D D ˉ$ pairs, based on a data set corresponding to an integrated luminosity of 2.93\,fb $^{- 1}$ collected at…

hep-ex2022★ 16 cited

Search for invisible decays of a dark photon using $e^{+} e^{-}$ annihilation data at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +564

We report a search for a dark photon using $14.9$ ~fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data taken at center-of-mass energies from 4.13 to 4.60~GeV with the BESIII detector operated a…

hep-ex2022

Measurement of the branching fraction and decay asymmetry of $Λ \to nγ$

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

The radiative hyperon decay $Λ \to nγ$ is studied using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector operating at BEPCII. The absolute branching fractio…

hep-ex2022

Measurement of the branching fraction of the doubly Cabibbo-suppressed decay $D^{0} \to K^{+} π^{-} π^{0}$ and search for $D^{0} \to K^{+} π^{-} π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +548

Using $2.93 f b^{- 1}$ of $e^{+} e^{-}$ collision data collected at a center-of-mass energy of 3.773\,GeV with the BESIII detector, we present a measurement of the branching fraction…

hep-ex2022★ 12 cited

First Observation of the Direct Production of the $χ_{c 1}$ in $e^{+} e^{-}$ Annihilation

BESIII Collaboration

We study the direct production of the $J^{P C} = 1^{++}$ charmonium state $χ_{c 1} (1 P)$ in electron-positron annihilation by carrying out an energy scan around the mass of the $χ_{c1}(…

Measurement of the Branching Fraction of Λc+​→pKS0​π0 at Belle

Measurement of B+→τ+ντ​ branching fraction with a hadronic tagging method at Belle II

Search for lepton flavor-violating decay modes B0→KS0​τ±ℓ∓ (ℓ=μ,e) with hadronic B-tagging at Belle and Belle II

Measurement of the branching fraction and CP-violating asymmetry of the decay B0→π0π0 using 387 million bottom-antibottom meson pairs in Belle II data

Measurement of the inclusive branching fractions for Bs0​ decays into D mesons via hadronic tagging

Observation of time-dependent CP violation and measurement of the branching fraction of B0→J/ψπ0 decays

Search for CP violation in D(s)+​→KS0​K−π+π+ decays using triple and quadruple products

Determination of ∣Vub​∣ from simultaneous measurements of untagged B0→π−ℓ+νℓ​ and B+→ρ0ℓ+νℓ​ decays

Novel method to extract the femtometer structure of strange baryons using the vacuum polarization effect

Observation of Ds+​→η′μ+νμ​, Precision Test of Lepton Flavor Universality with Ds+​→η(′)ℓ+νℓ​, and First Measurements of Ds+​→η(′)μ+νμ​ Decay Dynamics

Study of the e+e−→π+π−ω process at center-of-mass energies between 4.0 and 4.6 GeV

Improved measurement of the branching fractions of the inclusive decays D+→KS0​X and D0→KS0​X

Observation of the decay Ds+​→ωπ+η

Measurement of branching fraction of Ds∗+​→Ds+​π0 relative to Ds∗+​→Ds+​γ

Helicity amplitude analysis of χcJ​→ϕϕ

Observation of ψ(3770)→ηJ/ψ

Measurements of Differential Cross Sections of Inclusive π0 and KS0​ Production in e+e− Annihilation at Energies from 2.2324 to 3.6710 GeV

Study of e+e−→γϕJ/ψ from s​=4.600 to 4.951 GeV

Observations of the Cabibbo-Suppressed decays Λc+​→nπ+π0, nπ+π−π+ and the Cabibbo-Favored decay Λc+​→nK−π+π+

Improved measurement of the strong-phase difference δDKπ​ in quantum-correlated DDˉ decays

Search for invisible decays of a dark photon using e+e− annihilation data at BESIII

Measurement of the branching fraction and decay asymmetry of Λ→nγ

Measurement of the branching fraction of the doubly Cabibbo-suppressed decay D0→K+π−π0 and search for D0→K+π−π0π0

First Observation of the Direct Production of the χc1​ in e+e− Annihilation

Measurement of the Branching Fraction of $Λ_{c}^{+} \to p K_{S}^{0} π^{0}$ at Belle

Measurement of $B^{+} \to τ^{+} ν_{τ}$ branching fraction with a hadronic tagging method at Belle II

Search for lepton flavor-violating decay modes $B^{0} \to K_{S}^{0} τ^{\pm} ℓ^{\mp} (ℓ = μ, e)$ with hadronic $B$ -tagging at Belle and Belle II

Measurement of the branching fraction and $CP$ -violating asymmetry of the decay $B^{0} \to π^{0} π^{0}$ using $387$ million bottom-antibottom meson pairs in Belle II data

Measurement of the inclusive branching fractions for $B_{s}^{0}$ decays into $D$ mesons via hadronic tagging

Observation of time-dependent $C P$ violation and measurement of the branching fraction of $B^{0} \to J / ψ π^{0}$ decays

Search for $C P$ violation in $D_{(s)}^{+} \to K_{S}^{0} K^{-} π^{+} π^{+}$ decays using triple and quadruple products

Determination of $∣ V_{u b} ∣$ from simultaneous measurements of untagged $B^{0} \to π^{-} ℓ^{+} ν_{ℓ}$ and $B^{+} \to ρ^{0} ℓ^{+} ν_{ℓ}$ decays

Observation of $D_{s}^{+} \to η^{'} μ^{+} ν_{μ}$ , Precision Test of Lepton Flavor Universality with $D_{s}^{+} \to η^{(')} ℓ^{+} ν_{ℓ}$ , and First Measurements of $D_{s}^{+} \to η^{(')} μ^{+} ν_{μ}$ Decay Dynamics

Study of the $e^{+} e^{-} \to π^{+} π^{-} ω$ process at center-of-mass energies between 4.0 and 4.6 GeV

Improved measurement of the branching fractions of the inclusive decays $D^{+} \to K_{S}^{0} X$ and $D^{0} \to K_{S}^{0} X$

Observation of the decay $D_{s}^{+} \to ω π^{+} η$

Measurement of branching fraction of $D_{s}^{+} \to D_{s}^{+} π^{0}$ relative to $D_{s}^{+} \to D_{s}^{+} γ$

Helicity amplitude analysis of $χ_{c J} \to ϕϕ$

Observation of $ψ (3770) \to η J / ψ$

Measurements of Differential Cross Sections of Inclusive $π^{0}$ and $K_{S}^{0}$ Production in $e^{+} e^{-}$ Annihilation at Energies from 2.2324 to 3.6710 GeV

Study of $e^{+} e^{-} \to γ ϕ J / ψ$ from $s = 4.600$ to $4.951$ GeV

Observations of the Cabibbo-Suppressed decays $Λ_{c}^{+} \to n π^{+} π^{0}$ , $n π^{+} π^{-} π^{+}$ and the Cabibbo-Favored decay $Λ_{c}^{+} \to n K^{-} π^{+} π^{+}$

Improved measurement of the strong-phase difference $δ_{D}^{K π}$ in quantum-correlated $D D ˉ$ decays

Search for invisible decays of a dark photon using $e^{+} e^{-}$ annihilation data at BESIII

Measurement of the branching fraction and decay asymmetry of $Λ \to nγ$

Measurement of the branching fraction of the doubly Cabibbo-suppressed decay $D^{0} \to K^{+} π^{-} π^{0}$ and search for $D^{0} \to K^{+} π^{-} π^{0} π^{0}$

First Observation of the Direct Production of the $χ_{c 1}$ in $e^{+} e^{-}$ Annihilation