Chenguo Hu

activity

20122018

most citedObservation of a charged charmoniumlike structure in e+e- to pi+pi-J/psi at \sqrt{s}=4.26 GeV

919 citations · 1.7k across the 28 of their papers we have counts for

collaborators

28 papers

hep-ex2018★ 89 cited

Evidence of a resonant structure in the $e^{+} e^{-} \to π^{+} D^{0} D^{*-}$ cross section between 4.05 and 4.60 GeV

M. Ablikim, M. N. Achasov, S. Ahmed +435

The cross section of the process $e^{+} e^{-} \to π^{+} D^{0} D^{*-}$ for center-of-mass energies from 4.05 to 4.60~GeV is measured precisely using data samples collected with the BESIII detec…

hep-ex2018★ 12 cited

Measurement of the phase between strong and electromagnetic amplitudes of $J / ψ$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +442

Using 16 energy points of $e^{+} e^{-}$ annihilation data collected in the vicinity of the $J / ψ$ resonance with the BESIII detector and with a total integrated luminosity of around…

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★ 31 cited

Measurement of the absolute branching fraction of $D_{s 0}^{*\pm} (2317) \to π^{0} D_{s}^{\pm}$

M. Ablikim, M. N. Achasov, S. Ahmed +427

The process $e^{+} e^{-} \to D_{s}^{*+} D_{s 0}^{*-} (2317) + c . c .$ is observed for the first time with the data sample of 567~pb $^{- 1}$ collected with the BESIII detector operating at the…

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★ 20 cited

Measurements of the branching fractions for the semi-leptonic decays $D_{s}^{+} \to ϕ e^{+} ν_{e}$ , $ϕ μ^{+} ν_{μ}$ , $η μ^{+} ν_{μ}$ and $η^{'} μ^{+} ν_{μ}$

M. Ablikim, M. N. Achasov, S. Ahmed +439

By analyzing 482 pb $^{- 1}$ of $e^{+} e^{-}$ collision data collected at the center-of-mass energy $s = 4.009$ GeV with the BESIII detector, we measure the %absolute branching fracti…

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★ 20 cited

Observation of the decay $Λ_{c}^{+} \to Σ^{-} π^{+} π^{+} π^{0}$

BESIII Collaboration, M Ablikim, M N Achasov +428

We report the first observation of the decay $Λ_{c}^{+} \to Σ^{-} π^{+} π^{+} π^{0}$ , based on data obtained in $e^{+} e^{-}$ annihilations with an integrated luminosity of 567~pb $^{- 1}$ at…

hep-ex2017★ 9 cited

Evidence for $e^{+} e^{-} \to γ η_{c} (1 S)$ at center-of-mass energies between 4.01 and 4.60 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +439

We present first evidence for the process $e^{+} e^{-} \to γ η_{c} (1 S)$ at six center-of-mass energies between 4.01 and 4.60~GeV using data collected by the BESIII experiment operating at B…

hep-ex2017★ 16 cited

Observation of $e^{+} e^{-} \to η h_{c}$ at center-of-mass energies from 4.085 to 4.600 GeV

BESIII collaboration, M. Ablikim, M. N. Achasov +425

We observe for the first time the process $e^{+} e^{-} \to η h_{c}$ with data collected by the BESIII experiment. Significant signals are observed at the center-of-mass energy…

hep-ex2017★ 60 cited

Study of $J / ψ$ and $ψ (3686)$ decay to $Λ Λ ˉ$ and $Σ^{0} Σ ˉ^{0}$ final states

BESIII Collaboration, M. Ablikim, M. N. Achasov +426

Using $1310.6 \times 1 0^{6}$ $J / ψ$ and $447.9 \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII $e^{+} e^{-}$ collider, the branching fractions and the angula…

hep-ex2017★ 16 cited

Observation of $ψ (3686) \to e^{+} e^{-} χ_{c J}$ and $χ_{c J} \to e^{+} e^{-} J / ψ$

M. Ablikim, M. N. Achasov, X. C. Ai +420

Using $4.479 \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector, we search for the decays $ψ (3686) \to e^{+} e^{-} χ_{c 0, 1, 2}$ and $χ_{c0,1,2} \rightarrow e^{…

hep-ex2016★ 7 cited

Measurements of the branching fractions for $D^{+} \to K_{S}^{0} K_{S}^{0} K^{+}$ , $K_{S}^{0} K_{S}^{0} π^{+}$ and $D^{0} \to K_{S}^{0} K_{S}^{0}$ , $K_{S}^{0} K_{S}^{0} K_{S}^{0}$

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

By analyzing $2.93 f b^{- 1}$ of data taken at the $ψ (3770)$ resonance peak with the BESIII detector, we measure the branching fractions for the hadronic decays $D^+\to K^0_SK^0…

hep-ex2016★ 18 cited

Observation of the doubly radiative decay $η^{'} \to γ γ π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +426

Based on a sample of $1.31$ billion $J / ψ$ events collected with the BESIII detector, we report the study of the doubly radiative decay $η^{'} \to γ γ π^{0}$ for the first time, where…

hep-ex2016★ 4 cited

Improved measurements of branching fractions for $η_{c} \to ϕϕ$ and $ω ϕ$

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

Using $(223.7 \pm 1.4) \times 1 0^{6}$ J/ $ψ$ events accumulated with the BESIII detector, we study $η_{c}$ decays to $ϕϕ$ and $ω ϕ$ final states. The branching fraction of $η_{c} \to ϕϕ$ is meas…

hep-ex2016★ 56 cited

Amplitude analysis of the $χ_{c 1} \to η π^{+} π^{-}$ decays

M. Ablikim, M. N. Achasov, S. Ahmed +430

Using $448.0 \times 1 0^{6}$ ~ $ψ (3686)$ events collected with the BESIII detector, an amplitude analysis is performed for $ψ (3686) \to γ χ_{c 1}$ , $χ_{c 1} \to η π^{+} π^{-}$ decays. The most domin…

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★ 80 cited

Observation of a Neutral Structure near the $D D ˉ^{}$ Mass Threshold in $e^{+} e^{-} \to (D D ˉ^{})^{0} π^{0}$ at $s$ = 4.226 and 4.257 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +400

A neutral structure in the $D D ˉ^{*}$ system around the $D D ˉ^{*}$ mass threshold is observed with a statistical significance greater than 10 $σ$ in the processes $e^{+}e^{-…

hep-ex2015★ 5 cited

Search for $Z_{c} (3900)^{\pm} \to ω π^{\pm}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +414

The decay $Z_{c} (3900)^{\pm} \to ω π^{\pm}$ is searched for using data samples collected with the BESIII detector operating at the BEPCII storage ring at center-of-mass energies $\sqrt{s}=4…

hep-ex2015★ 6 cited

Measurement of the branching fractions of $D_{s}^{+} \to η^{'} X$ and $D_{s}^{+} \to η^{'} ρ^{+}$ in $e^{+} e^{-} \to D_{s}^{+} D_{s}^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +414

We study $D_{s}^{+}$ decays to final states involving the $η^{'}$ with a 482pb $^{- 1}$ data sample collected at $s$ = 4.009GeV with the \mbox{BESIII} detector at the BEP…

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-ex2015★ 18 cited

Measurement of $y_{C P}$ in $D^{0} - D^{0}$ oscillation using quantum correlations in $e^{+} e^{-} \to D^{0} D^{0}$ at $s$ = 3.773\,GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +407

We report a measurement of the parameter $y_{C P}$ in $\ensuremath{D^0}\xspace-\ensuremath{\overline{D}^{0}}\xspace$ oscillations performed by taking advantage of quantum coherence…

hep-ex2014★ 4 cited

Search for C-parity violation in $J / ψ \to γ γ$ and $γ ϕ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +391

Using $1.06 \times 1 0^{8}$ $ψ (3686)$ events recorded in $e^{+} e^{-}$ collisions at $s =$ 3.686 GeV with the BESIII at the BEPCII collider, we present searches for C-parity violat…

Evidence of a resonant structure in the e+e−→π+D0D∗− cross section between 4.05 and 4.60 GeV

Measurement of the phase between strong and electromagnetic amplitudes of J/ψ decays

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

Measurement of the absolute branching fraction of Ds0∗±​(2317)→π0Ds±​

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

Measurements of the branching fractions for the semi-leptonic decays Ds+​→ϕe+νe​, ϕμ+νμ​, ημ+νμ​ and η′μ+νμ​

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

Observation of the decay Λc+​→Σ−π+π+π0

Evidence for e+e−→γηc​(1S) at center-of-mass energies between 4.01 and 4.60 GeV

Observation of e+e−→ηhc​ at center-of-mass energies from 4.085 to 4.600 GeV

Study of J/ψ and ψ(3686) decay to ΛΛˉ and Σ0Σˉ0 final states

Observation of ψ(3686)→e+e−χcJ​ and χcJ​→e+e−J/ψ

Measurements of the branching fractions for D+→KS0​KS0​K+, KS0​KS0​π+ and D0→KS0​KS0​, KS0​KS0​KS0​

Observation of the doubly radiative decay η′→γγπ0

Improved measurements of branching fractions for ηc​→ϕϕ and ωϕ

Amplitude analysis of the χc1​→ηπ+π− decays

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

Observation of a Neutral Structure near the DDˉ∗ Mass Threshold in e+e−→(DDˉ∗)0π0 at s​ = 4.226 and 4.257 GeV

Search for Zc​(3900)±→ωπ±

Measurement of the branching fractions of Ds+​→η′X and Ds+​→η′ρ+ in e+e−→Ds+​Ds−​

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

Measurement of yCP​ in D0−D0 oscillation using quantum correlations in e+e−→D0D0 at s​ = 3.773\,GeV

Search for C-parity violation in J/ψ→γγ and γϕ

Evidence of a resonant structure in the $e^{+} e^{-} \to π^{+} D^{0} D^{*-}$ cross section between 4.05 and 4.60 GeV

Measurement of the phase between strong and electromagnetic amplitudes of $J / ψ$ decays

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

Measurement of the absolute branching fraction of $D_{s 0}^{*\pm} (2317) \to π^{0} D_{s}^{\pm}$

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

Measurements of the branching fractions for the semi-leptonic decays $D_{s}^{+} \to ϕ e^{+} ν_{e}$ , $ϕ μ^{+} ν_{μ}$ , $η μ^{+} ν_{μ}$ and $η^{'} μ^{+} ν_{μ}$

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

Observation of the decay $Λ_{c}^{+} \to Σ^{-} π^{+} π^{+} π^{0}$

Evidence for $e^{+} e^{-} \to γ η_{c} (1 S)$ at center-of-mass energies between 4.01 and 4.60 GeV

Observation of $e^{+} e^{-} \to η h_{c}$ at center-of-mass energies from 4.085 to 4.600 GeV

Study of $J / ψ$ and $ψ (3686)$ decay to $Λ Λ ˉ$ and $Σ^{0} Σ ˉ^{0}$ final states

Observation of $ψ (3686) \to e^{+} e^{-} χ_{c J}$ and $χ_{c J} \to e^{+} e^{-} J / ψ$

Measurements of the branching fractions for $D^{+} \to K_{S}^{0} K_{S}^{0} K^{+}$ , $K_{S}^{0} K_{S}^{0} π^{+}$ and $D^{0} \to K_{S}^{0} K_{S}^{0}$ , $K_{S}^{0} K_{S}^{0} K_{S}^{0}$

Observation of the doubly radiative decay $η^{'} \to γ γ π^{0}$

Improved measurements of branching fractions for $η_{c} \to ϕϕ$ and $ω ϕ$

Amplitude analysis of the $χ_{c 1} \to η π^{+} π^{-}$ decays

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

Observation of a Neutral Structure near the $D D ˉ^{}$ Mass Threshold in $e^{+} e^{-} \to (D D ˉ^{})^{0} π^{0}$ at $s$ = 4.226 and 4.257 GeV

Search for $Z_{c} (3900)^{\pm} \to ω π^{\pm}$

Measurement of the branching fractions of $D_{s}^{+} \to η^{'} X$ and $D_{s}^{+} \to η^{'} ρ^{+}$ in $e^{+} e^{-} \to D_{s}^{+} D_{s}^{-}$

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

Measurement of $y_{C P}$ in $D^{0} - D^{0}$ oscillation using quantum correlations in $e^{+} e^{-} \to D^{0} D^{0}$ at $s$ = 3.773\,GeV

Search for C-parity violation in $J / ψ \to γ γ$ and $γ ϕ$