J. Park

activity

20112020

most citedObservation of a charged charmoniumlike structure Z_c(4020) and search for the Z_c(3900) in e+e- to pi+pi-h_c

459 citations · 1.6k across the 26 of their papers we have counts for

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23 papers · 1 filter

hep-ex2013★ 310 cited

Observation of a charged (DDbar)- mass peak in e+e- --> pi+ (DDbar)- at Ecm=4.26 GeV

M. Ablikim, M. N. Achasov, O. Albayrak +1

We report on a study of the process e+e- --> pi+(D D*bar)- at Ecm=4.26 GeV using a 525 /pb data sample collected with the BESIII detector at the BEPCII storage ring. A distinct cha…

hep-ex2013★ 459 cited

Observation of a charged charmoniumlike structure Z_c(4020) and search for the Z_c(3900) in e+e- to pi+pi-h_c

BESIII Collaboration, M. Ablikim, M. N. Achasov +361

We study e+e- --> pi+pi-h_c at center-of-mass energies from 3.90 GeV to 4.42 GeV using data samples collected with the BESIII detector operating at the Beijing Electron Positron Co…

hep-ex2013★ 297 cited

Observation of a charged charmoniumlike structure in $e^{+} e^{-} \to (D^{} D ˉ^{})^{\pm} π^{\mp}$ at $s = 4.26$ GeV

BESIII collaboration, M. Ablikim, M. N. Achasov +358

We study the process $e^{+} e^{-} \to (D^{*} D ˉ^{*})^{\pm} π^{\mp}$ at a center-of-mass energy of 4.26GeV using a 827pb $^{- 1}$ data sample obtained with the BESIII detector at the Be…

hep-ex2013★ 22 cited

Precision Measurements of $B [ψ (3686) \to π^{+} π^{-} J / ψ]$ and $B [J / ψ \to l^{+} l^{-}]$

BESIII Collaboration, M. Ablikim, M. N. Achasov +356

Based on $(106.41 \pm 0.86) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector at the BEPCII collider, the branching fractions of $ψ (3686) \to π^{+} π^{-} J / ψ$ , $J/ψ\to e…

hep-ex2013★ 16 cited

Search for Baryonic Decays of ψ(3770) and ψ(4040)

BESIII Collaboration, M. Ablikim, M. N. Achasov +361

By analyzing data samples of 2.9 fb^{-1} collected at \sqrt s=3.773 GeV, 482 pb^{-1} collected at \sqrt s=4.009 GeV and 67 pb^{-1} collected at \sqrt s=3.542, 3.554, 3.561, 3.600 a…

hep-ex2013★ 28 cited

Observation of a structure at 1.84 GeV/c $^{2}$ in the $3 (π^{+} π^{-})$ mass spectrum in $J / ψ \to γ 3 (π^{+} π^{-})$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +362

With a sample of 225.3 million $J / ψ$ events taken with the BESIII detector, the decay $J / ψ \to γ 3 (π^{+} π^{-})$ is analyzed. A structure at 1.84 GeV/c $^{2}$ is observed in the $3(π…

hep-ex2013★ 27 cited

Measurement of $η^{'} \to π^{+} π^{-} e^{+} e^{-}$ and $η^{'} \to π^{+} π^{-} μ^{+} μ^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +361

Based on a sample of 225.3 million J/ψevents accumulated with the BESIII detector at the BEPCII, the decays of η' to pi+pi-l+l- are studied via J/ψto γη'. A clear η' signal is obse…

hep-ex2013★ 21 cited

Evidence for η_{c}(2S) in ψ(3686) \to γK_{S}^{0}K^{\pm}π^{\mp}π^{+}π^{-}

The BESIII Collaboration, M. Ablikim, M. N. Achasov +346

We search for the M1 radiative transition ψ(3686) \to γη_{c}(2S) by reconstructing the exclusive η_{c}(2S) \to K_{S}^{0}K^{\pm}π^{\mp}π^{+}π^{-} decay using 1.06 \times 10^8 ψ(3686…

hep-ex2013★ 60 cited

Partial wave analysis of $J / ψ \to γ η η$

M. Ablikim, M. N. Achasov, O. Albayrak +358

Based on a sample of $2.25 \times 1 0^{8}$ $J / ψ$ events collected with the BESIII detector at BEPCII, a full partial wave analysis on $J / ψ \to γ η η$ was performed using the relativistic…

hep-ex2012★ 38 cited

Study of the near-threshold $ω ϕ$ mass enhancement in doubly OZI suppressed $J / ψ \to γ ω ϕ$ decays

M. Ablikim, M. N. Achasov, O. Albayrak +348

A 2.25 $\times 1 0^{8}$ $\jpsi$ event sample accumulated with the BESIII detector is used to study the doubly OZI suppressed decay modes $\jpsi\toγ\of$, $ω\to\ppp$, $ϕ\to\kk$. A strong…

hep-ex2012★ 7 cited

Observation of $η_{c}$ decay into $Σ^{+} Σ ˉ^{-}$ and $Ξ^{-} Ξ ˉ^{+}$ final states

The BESIII Collaboration, M. Ablikim, M. N. Achasov +349

Using a data sample of $2.25 \times 1 0^{8}$ $J / ψ$ events collected with the BESIII detector, we present the first observation of the decays of $η_{c}$ mesons to $Σ^{+} Σ ˉ^{-}$ and…

hep-ex2012★ 16 cited

Measurement of $χ_{c J}$ decaying into $p n ˉ π^{-}$ and $p n ˉ π^{-} π^{0}$

M. Ablikim, M. N. Achasov, O. Albayrak +345

Using a data sample of $1.06 \times 1 0^{8}$ $\psip$ events collected with the BESIII detector in 2009, the branching fractions of $χ_{c J} \to p n ˉ π^{-}$ and $χ_{cJ}\to p\bar{n}π…

hep-ex2012★ 55 cited

Study of $ψ (3686) \to π^{0} h_{c}, h_{c} \to γ η_{c}$ via $η_{c}$ exclusive decays

The BESIII Collaboration, M. Ablikim, M. N. Achasov +346

The process $ψ (3686) \to π^{0} h_{c}, h_{c} \to γ η_{c}$ has been studied with a data sample of $106 \pm 4$ million $ψ (3686)$ events collected with the BESIII detector at the BEPCII storage…

hep-ex2012★ 24 cited

Search for $η$ and $η^{'}$ Invisible Decays in $J / ψ \to ϕ η$ and $ϕ η^{'}$

M. Ablikim, M. N. Achasov, O. Albayrak +340

Using a sample of $(225.3 \pm 2.8) \times 1 0^{6}$ $J / ψ$ decays collected with the BESIII detector at BEPCII, searches for invisible decays of $η$ and $η^{'}$ in $J / ψ \to ϕ η$ and $ϕη…

hep-ex2012★ 5 cited

Experimental study of psi' decays to K+K- pi^0 and K+K- eta

M. Ablikim, M. N. Achasov, D. J. Ambrose +353

Using $(106 \pm 4) \times 1 0^{6}$ $\psip$ events accumulated with the BESIII detector at the BEPCII $e^{+} e^{-}$ collider, we present measurements of the branching fractions for psi' decays…

hep-ex2012★ 18 cited

Evidence for $η_{c} \to γ γ$ and Measurement of $J / ψ \to 3 γ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +340

The decay of $J / ψ$ to three photons is studied using $ψ (3686) \to π^{+} π^{-} J / ψ$ in a sample of $1.0641 \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector. Evidence of the di…

hep-ex2012★ 1 cited

Observation of chi_{cJ} Decays to ΛΛbarπ^{+}π^{-}

BESIII Collaboration, M. Ablikim, M. N. Achasov +340

Decays of the chi_{cJ} states (J=0,\ 1,\ 2) to ΛΛbar\ pi^{+} π^{-}, including processes with intermediate Σ(1385), are studied through the E1 transition psi'-->γchi_{cJ} using 106…

hep-ex2012★ 20 cited

Two-photon widths of the $χ_{c 0, 2}$ states and helicity analysis for $χ_{c2}\arγγ$}

BESIII Collaboration, M. Ablikim, M. N. Achasov +354

Based on a data sample of 106 M $ψ^{'}$ events collected with the BESIII detector, the decays $ψ^{\prime}\arγχ_{c0, 2}$,$χ_{c0, 2}\arγγ$ are studied to determine the two-photo…

hep-ex2012

Study of $J / ψ \to p p ˉ$ and $J / ψ \to n n ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +354

The decays $J / ψ \to p p ˉ$ and $J / ψ \to n n ˉ$ have been investigated with a sample of 225.2 million $J / ψ$ events collected with the BESIII detector at the BEPCII $e^{+} e^{-}$ coll…

hep-ex2012★ 10 cited

Evidence for the Direct Two-Photon Transition from $ψ (3686)$ to $J / ψ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +354

The two-photon transition $ψ (3686) \to γ γ J / ψ$ is studied in a sample of 106 million $ψ (3686)$ decays collected by the BESIII detector. The branching fraction is measured to be $(3.1\…

hep-ex2012★ 19 cited

Precision measurement of the branching fractions of J/psi -> pi+pi-pi0 and psi' -> pi+pi-pi0

BESIII Collaboration, M. Ablikim, M. N. Achasov +345

We study the decays of the J/psi and psi' mesons to pi+pi-pi0 using data samples at both resonances collected with the BES III detector in 2009. We measure the corresponding branch…

hep-ex2012★ 99 cited

First observation of $η (1405)$ decays into $f_{0} (980) π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +332

The decays $J / ψ \to γ π^{+} π^{-} π^{0}$ and $J / ψ \to γ π^{0} π^{0} π^{0}$ are analyzed using a sample of 225 million $\jpsi$ events collected with the BESIII detector. The decay of $η…

hep-ex2011

Measurements of the mass and width of the eta_c using psi' -> gamma eta_c

BESIII Collaboration, M. Ablikim, M. N. Achasov +332

The mass and width of the lowest lying S-wave spin singlet charmonium state, the eta_c, are measured using a data sample of 1.06x10^8 psi' decays collected with the BESIII detector…

Observation of a charged (DD*bar)- mass peak in e+e- --> pi+ (DD*bar)- at Ecm=4.26 GeV

Observation of a charged charmoniumlike structure Z_c(4020) and search for the Z_c(3900) in e+e- to pi+pi-h_c

Observation of a charged charmoniumlike structure in e+e−→(D∗Dˉ∗)±π∓ at s​=4.26GeV

Precision Measurements of B[ψ(3686)→π+π−J/ψ] and B[J/ψ→l+l−]

Search for Baryonic Decays of ψ(3770) and ψ(4040)

Observation of a structure at 1.84 GeV/c2 in the 3(π+π−) mass spectrum in J/ψ→γ3(π+π−) decays

Measurement of η′→π+π−e+e− and η′→π+π−μ+μ−

Evidence for η_{c}(2S) in ψ(3686) \to γK_{S}^{0}K^{\pm}π^{\mp}π^{+}π^{-}

Partial wave analysis of J/ψ→γηη

Study of the near-threshold ωϕ mass enhancement in doubly OZI suppressed J/ψ→γωϕ decays

Observation of ηc​ decay into Σ+Σˉ− and Ξ−Ξˉ+ final states

Measurement of χcJ​ decaying into pnˉπ− and pnˉπ−π0

Study of ψ(3686)→π0hc​,hc​→γηc​ via ηc​ exclusive decays

Search for η and η′ Invisible Decays in J/ψ→ϕη and ϕη′

Experimental study of psi' decays to K+K- pi^0 and K+K- eta

Evidence for ηc​→γγ and Measurement of J/ψ→3γ

Observation of chi_{cJ} Decays to ΛΛbarπ^{+}π^{-}

Two-photon widths of the χc0,2​ states and helicity analysis for $χ_{c2}\arγγ$}

Study of J/ψ→ppˉ​ and J/ψ→nnˉ

Evidence for the Direct Two-Photon Transition from ψ(3686) to J/ψ

Precision measurement of the branching fractions of J/psi -> pi+pi-pi0 and psi' -> pi+pi-pi0

First observation of η(1405) decays into f0​(980)π0

Measurements of the mass and width of the eta_c using psi' -> gamma eta_c

Observation of a charged (DDbar)- mass peak in e+e- --> pi+ (DDbar)- at Ecm=4.26 GeV

Observation of a charged charmoniumlike structure in $e^{+} e^{-} \to (D^{} D ˉ^{})^{\pm} π^{\mp}$ at $s = 4.26$ GeV

Precision Measurements of $B [ψ (3686) \to π^{+} π^{-} J / ψ]$ and $B [J / ψ \to l^{+} l^{-}]$

Observation of a structure at 1.84 GeV/c $^{2}$ in the $3 (π^{+} π^{-})$ mass spectrum in $J / ψ \to γ 3 (π^{+} π^{-})$ decays

Measurement of $η^{'} \to π^{+} π^{-} e^{+} e^{-}$ and $η^{'} \to π^{+} π^{-} μ^{+} μ^{-}$

Partial wave analysis of $J / ψ \to γ η η$

Study of the near-threshold $ω ϕ$ mass enhancement in doubly OZI suppressed $J / ψ \to γ ω ϕ$ decays

Observation of $η_{c}$ decay into $Σ^{+} Σ ˉ^{-}$ and $Ξ^{-} Ξ ˉ^{+}$ final states

Measurement of $χ_{c J}$ decaying into $p n ˉ π^{-}$ and $p n ˉ π^{-} π^{0}$

Study of $ψ (3686) \to π^{0} h_{c}, h_{c} \to γ η_{c}$ via $η_{c}$ exclusive decays

Search for $η$ and $η^{'}$ Invisible Decays in $J / ψ \to ϕ η$ and $ϕ η^{'}$

Evidence for $η_{c} \to γ γ$ and Measurement of $J / ψ \to 3 γ$

Two-photon widths of the $χ_{c 0, 2}$ states and helicity analysis for $χ_{c2}\arγγ$}

Study of $J / ψ \to p p ˉ$ and $J / ψ \to n n ˉ$

Evidence for the Direct Two-Photon Transition from $ψ (3686)$ to $J / ψ$

First observation of $η (1405)$ decays into $f_{0} (980) π^{0}$