Y. P. Guo

activity

20102025

most citedMeasurement of the absolute branching fraction for

Λ_{c}^{+} \to Λ e^{+} ν_{e}

89 citations · 855 across the 26 of their papers we have counts for

collaborators

23 papers

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

Observation of the decay $ψ (3686) \to Σ^{0} Σ ˉ^{0} ω$

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

Using a dataset of $(27.12 \pm 0.14) \times 1 0^{8}$ $ψ (3686)$ events collected by the BESIII detector operating at the BEPCII collider, we report the first observation of the decay $…

hep-ex2022★ 6 cited

Evidence for the Cusp Effect in $η^{'}$ Decays into $η π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +560

Using a sample of $4.3 \times 1 0^{5}$ $η^{'} \to η π^{0} π^{0}$ events selected from the ten billion $J / ψ$ event dataset collected with the BESIII detector, we study the decay $η^{'} \to η π^{0} π^{0}$ wit…

hep-ex2022★ 5 cited

Measurements of the absolute branching fractions of hadronic $D$ -meson decays involving kaons and pions

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

By analyzing an electron-positron collision data sample corresponding to an integrated luminosity of $2.93 f b^{- 1}$ taken at the center-of-mass energy of 3.773 GeV with the BE…

hep-ex2021★ 22 cited

Search for the decay $D^{0} \to π^{0} ν ν ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +501

We present the first experimental search for the rare charm decay $D^{0} \to π^{0} ν ν ˉ$ . It is based on an $e^{+} e^{-}$ collision sample consisting of $10.6 \times 1 0^{6}$ pairs of $D…

hep-ex2020★ 60 cited

Measurements of Sigma+ and Sigma- Time-like Electromagnetic Form Factors for center-of-mass energies from 2.3864 to 3.0200 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +494

The Born cross sections of the $e^{+} e^{-} \to Σ^{+} Σ ˉ^{-}$ and $e^{+} e^{-} \to Σ^{-} Σ ˉ^{+}$ processes are determined with high precision for center-of-mass energy from 2.3864 to…

hep-ex2020★ 22 cited

First Observation of $D^{+} \to η μ^{+} ν_{μ}$ and Measurement of its Decay Dynamics

BESIII Collaboration

By analyzing a 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 BESIII detector, we measu…

hep-ex2019★ 46 cited

Measurement of the cross section for $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ and observation of an excited $Ξ$ baryon

BESIII Collaboration, M. Ablikim, M. N. Achasov +483

Using a total of 11.0 fb $^{- 1}$ of $e^{+} e^{-}$ collision data with center-of-mass energies between 4.009 GeV and 4.6 GeV and collected with the BESIII detector at BEPCII, we measu…

hep-ex2018★ 9 cited

Precision measurements of $σ_{B} (e^{+} e^{-} \to K_{S}^{0} K^{\pm} π^{\mp})$ at center-of-mass energies between 3.8 and 4.6 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +444

Using data samples collected by the BESIII detector operating at the BEPCII storage ring, we measure the $e^{+} e^{-} \to K_{S}^{0} K^{\pm} π^{\mp}$ Born cross sections at center-of-mass…

hep-ex2018★ 37 cited

Observation of $a_{0}^{0} (980)$ - $f_{0} (980)$ Mixing

M. Ablikim, M. N. Achasov, S. Ahmed +436

We report the first observation of $a_{0}^{0} (980)$ - $f_{0} (980)$ mixing in the decays of $J / ψ \to ϕ f_{0} (980) \to ϕ a_{0}^{0} (980) \to ϕ η π^{0}$ and $χ_{c1}\to a^{0}_{0}(980)π^{0}\to f_{0}…

hep-ex2017★ 20 cited

Measurement of $e^{+} e^{-} \to π^{0} π^{0} ψ (3686)$ at $s$ from 4.009 to 4.600 GeV and observation of a neutral charmoniumlike structure

M. Ablikim, M. N. Achasov, S. Ahmed +436

Using $e^{+} e^{-}$ collision data collected with the BESIII detector at the BEPCII collider corresponding to an integrated luminosity of 5.2 $f b^{- 1}$ at center-of-mass energies ($…

hep-ex2017★ 5 cited

Improved measurements of $χ_{c J} \to Σ^{+} Σ ˉ^{-}$ and $Σ^{0} Σ ˉ^{0}$ decays

BESIII Collaboration

Using a data sample of $(448.1 \pm 2.9) \times 1 0^{6} ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, we present measurements of branching fractions for the d…

hep-ex2017★ 88 cited

Observation of a cross-section enhancement near mass threshold in $e^{+} e^{-} \to Λ Λ ˉ$

M. Ablikim, M. N. Achasov, S. Ahmed +428

The process $e^{+} e^{-} \to Λ Λ ˉ$ is studied using data samples at $s = 2.2324$ , 2.400, 2.800 and 3.080 GeV collected with the BESIII detector operating at the BEPCII…

hep-ex2017★ 54 cited

Analysis of $D^{+} \to K ˉ^{0} e^{+} ν_{e}$ and $D^{+} \to π^{0} e^{+} ν_{e}$ Semileptonic Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +428

Using 2.93~fb $^{- 1}$ of data taken at 3.773 GeV with the BESIII detector operated at the BEPCII collider, we study the semileptonic decays $D^{+} \to K ˉ^{0} e^{+} ν_{e}$ and $D^+ \to π^0…

hep-ex2017★ 15 cited

Search for the Radiative Leptonic Decay $D^{+} \to γ e^{+} ν_{e}$

The BESIII Collaboration, M. Ablikim, M. N. Achasov +428

Using an electron-positron collision data sample of 2.93 fb $^{- 1}$ collected at a center-of-mass energy of $s = 3.773$ GeV with the BESIII detector, we present the first searc…

hep-ex2016★ 39 cited

Observation of $Λ_{c}^{+} \to n K_{S}^{0} π^{+}$

M. Ablikim, M. N. Achasov, S. Ahmed +424

We report the first direct measurement of decays of the $Λ_{c}^{+}$ baryon involving the neutron. The analysis is performed using 567 pb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at…

hep-ex2016★ 32 cited

Measurement of Singly Cabibbo Suppressed Decays $Λ_{c}^{+} \to p π^{+} π^{-}$ and $Λ_{c}^{+} \to p K^{+} K^{-}$

BESIII collaboration, M. Ablikim, M. N. Achasov +432

Using 567 $p b^{- 1}$ of data collected with the BESIII detector at a center-of-mass energy of $s =$ 4.599 $G e V$ , near the $Λ_{c}^{+} Λ_{c}^{-}$ threshold, we study the singly C…

hep-ex2016★ 51 cited

Improved measurement of the absolute branching fraction of $D^{+} \to K ˉ^{0} μ^{+} ν_{μ}$

M. Ablikim, M. N. Achasov, X. C. Ai +419

By analyzing 2.93 fb $^{- 1}$ of data collected at $s = 3.773$ GeV with the BESIII detector, we measure the absolute branching fraction ${\mathcal B}(D^{+}\rightarrow\bar K^0μ^{+…

hep-ex2015★ 89 cited

Measurement of the absolute branching fraction for $Λ_{c}^{+} \to Λ e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +65

We report the first absolute measurement of the branching fraction of $Λ_{c}^{+} \to Λ e^{+} ν_{e}$ . This measurement is based on 567 pb $^{- 1}$ of $e^{+} e^{-}$ annihilation data produce…

hep-ex2015★ 21 cited

Observation of the isospin-violating decay $J / ψ \to ϕ π^{0} f_{0} (980)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +410

Using a sample of 1.31 billion $J / ψ$ events collected with the BESIII detector at the BEPCII collider, the decays $J / ψ \to ϕ π^{+} π^{-} π^{0}$ and $J / ψ \to ϕ π^{0} π^{0} π^{0}$ are invest…

hep-ex2013★ 18 cited

Partial wave analysis of $ψ (2 S) \to p p ˉ η$

M. Ablikim, M. N. Achasov, O. Albayrak +360

Using a sample of $1.06 \times 1 0^{8}$ $ψ (2 S)$ events collected with the BESIII detector at BEPCII, the decay $ψ (2 S) \to p p ˉ η$ is studied. A partial wave analysis determines…

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'->…

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

Observation of the decay ψ(3686)→Σ0Σˉ0ω

Evidence for the Cusp Effect in η′ Decays into ηπ0π0

Measurements of the absolute branching fractions of hadronic D-meson decays involving kaons and pions

Search for the decay D0→π0ννˉ

Measurements of Sigma+ and Sigma- Time-like Electromagnetic Form Factors for center-of-mass energies from 2.3864 to 3.0200 GeV

First Observation of D+→ημ+νμ​ and Measurement of its Decay Dynamics

Measurement of the cross section for e+e−→Ξ−Ξˉ+ and observation of an excited Ξ baryon

Precision measurements of σB​(e+e−→KS0​K±π∓) at center-of-mass energies between 3.8 and 4.6 GeV

Observation of a00​(980)-f0​(980) Mixing

Measurement of e+e−→π0π0ψ(3686) at s​ from 4.009 to 4.600 GeV and observation of a neutral charmoniumlike structure

Improved measurements of χcJ​→Σ+Σˉ− and Σ0Σˉ0 decays

Observation of a cross-section enhancement near mass threshold in e+e−→ΛΛˉ

Analysis of D+→Kˉ0e+νe​ and D+→π0e+νe​ Semileptonic Decays

Search for the Radiative Leptonic Decay D+→γe+νe​

Observation of Λc+​→nKS0​π+

Measurement of Singly Cabibbo Suppressed Decays Λc+​→pπ+π− and Λc+​→pK+K−

Improved measurement of the absolute branching fraction of D+→Kˉ0μ+νμ​

Measurement of the absolute branching fraction for Λc+​→Λe+νe​

Observation of the isospin-violating decay J/ψ→ϕπ0f0​(980)

Partial wave analysis of ψ(2S)→ppˉ​η

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

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

Observation of the decay $ψ (3686) \to Σ^{0} Σ ˉ^{0} ω$

Evidence for the Cusp Effect in $η^{'}$ Decays into $η π^{0} π^{0}$

Measurements of the absolute branching fractions of hadronic $D$ -meson decays involving kaons and pions

Search for the decay $D^{0} \to π^{0} ν ν ˉ$

First Observation of $D^{+} \to η μ^{+} ν_{μ}$ and Measurement of its Decay Dynamics

Measurement of the cross section for $e^{+} e^{-} \to Ξ^{-} Ξ ˉ^{+}$ and observation of an excited $Ξ$ baryon

Precision measurements of $σ_{B} (e^{+} e^{-} \to K_{S}^{0} K^{\pm} π^{\mp})$ at center-of-mass energies between 3.8 and 4.6 GeV

Observation of $a_{0}^{0} (980)$ - $f_{0} (980)$ Mixing

Measurement of $e^{+} e^{-} \to π^{0} π^{0} ψ (3686)$ at $s$ from 4.009 to 4.600 GeV and observation of a neutral charmoniumlike structure

Improved measurements of $χ_{c J} \to Σ^{+} Σ ˉ^{-}$ and $Σ^{0} Σ ˉ^{0}$ decays

Observation of a cross-section enhancement near mass threshold in $e^{+} e^{-} \to Λ Λ ˉ$

Analysis of $D^{+} \to K ˉ^{0} e^{+} ν_{e}$ and $D^{+} \to π^{0} e^{+} ν_{e}$ Semileptonic Decays

Search for the Radiative Leptonic Decay $D^{+} \to γ e^{+} ν_{e}$

Observation of $Λ_{c}^{+} \to n K_{S}^{0} π^{+}$

Measurement of Singly Cabibbo Suppressed Decays $Λ_{c}^{+} \to p π^{+} π^{-}$ and $Λ_{c}^{+} \to p K^{+} K^{-}$

Improved measurement of the absolute branching fraction of $D^{+} \to K ˉ^{0} μ^{+} ν_{μ}$

Measurement of the absolute branching fraction for $Λ_{c}^{+} \to Λ e^{+} ν_{e}$

Observation of the isospin-violating decay $J / ψ \to ϕ π^{0} f_{0} (980)$

Partial wave analysis of $ψ (2 S) \to p p ˉ η$