X. Fang

activity

20152021

χ_{c J}

decaying into

ϕ

K^{*} (892)

K ˉ

106 citations · 783 across the 26 of their papers we have counts for

collaborators

27 papers

nucl-ex2021★ 22 cited

Advancement of Photospheric Radius Expansion and Clocked Type-I X-Ray Burst Models with the New $^{22}$ Mg $(α, p)^{25}$ Al Reaction Rate Determined at Gamow Energy

J. Hu, H. Yamaguchi, Y. H. Lam +34

We report the first (in)elastic scattering measurement of $^{25} Al + p$ with the capability to select and measure in a broad energy range the proton resonances in $^{26}$ Si…

hep-ex2019★ 28 cited

Observation of $D^{+} \to η η π^{+}$ and improved measurement of $D^{0 (+)} \to η π^{+} π^{- (0)}$

BESIII Collaboration

Using an $e^{+} e^{-}$ annihilation data sample corresponding to an integrated luminosity of $2.93 f b^{- 1}$ collected at the center-of-mass energy of 3.773\,GeV with the BESIII det…

hep-ex2018★ 45 cited

Amplitude analysis of the $K_{S} K_{S}$ system produced in radiative $J / ψ$ decays

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

An amplitude analysis of the $K_{S} K_{S}$ system produced in radiative $J / ψ$ decays is performed using the $(1310.6 \pm 7.0) \times 1 0^{6}$ $J / ψ$ decays collected by the BESIII detecto…

hep-ex2018★ 29 cited

Measurement of absolute branching fraction of the inclusive decay $Λ_{c}^{+} \to Λ + X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +446

Based on an $e^{+} e^{-}$ collision data sample corresponding to an integrated luminosity of 567 $pb^{- 1}$ taken at the center-of-mass energy of $s = 4.6$ GeV with the BESI…

hep-ex2018

Study of the decays $D^{+} \to η^{(')} e^{+} ν_{e}$

M. Ablikim, M. N. Achasov, S. Ahmed +442

The charm semileptonic decays $D^{+} \to η e^{+} ν_{e}$ and $D^{+} \to η^{'} e^{+} ν_{e}$ are studied with a sample of $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 2.93 fb$^{-…

hep-ex2018★ 2 cited

Measurements of the Branching Fractions of the Singly-Cabibbo-Suppressed Decays $D^{0} \to ω η$ , $η^{(')} π^{0}$ and $η^{(')} η$

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

By analyzing a data sample of 2.93 fb $^{- 1}$ collected at $s =$ 3.773 GeV with the BESIII detector operated at the BEPCII storage rings, we measure the branching fractions ${\…

hep-ex2018★ 24 cited

Observation of $e^{+} e^{-} \to K K ˉ J / ψ$ at center-of-mass energies from 4.189 to 4.600 GeV

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

We investigate the process $e^{+} e^{-} \to K K ˉ J / ψ$ at center-of-mass energies from 4.189 to 4.600 GeV using 4.7 fb $^{- 1}$ of data collected by the BESIII detector at t…

hep-ex2017★ 6 cited

Branching fraction measurement of $J / ψ \to K_{S} K_{L}$ and search for $J / ψ \to K_{S} K_{S}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +441

Using a sample of $1.31 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector at the BEPCII collider, we study the decays of $J / ψ \to K_{S} K_{L}$ and $K_{S} K_{S}$ . The br…

hep-ex2017★ 10 cited

Improved measurements of two-photon widths of the $χ_{c J}$ states and helicity analysis for $χ_{c 2} \to γ γ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +435

Based on $448.1 \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector, the decays $ψ (3686) \to γ χ_{c J}, χ_{c J} \to γ γ (J = 0, 1, 2)$ are studied. The decay branching fractio…

hep-ex2017★ 22 cited

Measurement of the matrix elements for the decays $η^{'} \to η π^{+} π^{-}$ and $η^{'} \to η π^{0} π^{0}$

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

Based on a sample of $1.31 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector, the matrix elements for the decays $η^{'} \to η π^{+} π^{-}$ and $η^{'} \to η π^{0} π^{0}$ …

hep-ex2017★ 7 cited

Measurement of branching fractions for $ψ (3686) \to γ η^{'}, γ η$ and $γ π^{0}$

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

Using a data sample of $448 \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector operating at the BEPCII storage ring, the decays $ψ (3686) \to γ η$ and $ψ(3686)\ri…

hep-ex2017★ 1 cited

Observation of $χ_{c 2} \to η^{'} η^{'}$ and $χ_{c 0, 2} \to η η^{'}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +443

Using a sample of $447.9 \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector in 2009 and 2012, we study the decays $χ_{c 0, 2} \to$ $η^{'} η^{'}$ and $η η^{'}$ . The decays $χ_{c2}\to…

hep-ex2017★ 10 cited

Search for $ψ (3686) \to γ η_{c} (η (1405)) \to γ π^{+} π^{-} π^{0}$

BESIII collaboration, M. Ablikim, M. N. Achasov +438

Using a sample of $448.1 \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector, a search for the isospin violating decay $η_{c} \to π^{+} π^{-} π^{0}$ via $ψ (3686) \to γ η_{c}$ …

hep-ex2017★ 103 cited

Determination of spin and parity of the $Z_{c} (3900)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +424

The spin and parity of the $Z_{c} (3900)^{\pm}$ state are determined to be $J^{P} = 1^{+}$ with a statistical significance larger than $7 σ$ over other quantum numbers in a partial wave analys…

hep-ex2017★ 6 cited

Measurement of cross sections of the interactions $e^{+} e^{-} \to ϕϕ ω$ and $e^{+} e^{-} \to ϕϕϕ$ at center-of-mass energies from 4.008 to 4.600 GeV

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

Using data samples collected with the BESIII detector at the BEPCII collider at six center-of-mass energies between 4.008 and 4.600 GeV, we observe the processes $e^+e^-\rightarrow…

hep-ex2017★ 52 cited

Dark Photon Search in the Mass Range Between 1.5 and 3.4 GeV/ $c^{2}$

M. Ablikim, M. N. Achasov, X. C. Ai +414

Using a data set of 2.93 fb $^{- 1}$ taken at a center-of-mass energy $s$ = 3.773 GeV with the BESIII detector at the BEPCII collider, we perform a search for an extra U(1) ga…

hep-ex2016★ 16 cited

Observation of $h_{c}$ radiative decay $h_{c} \to γ η^{'}$ and evidence for $h_{c} \to γ η$

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

A search for radiative decays of the $P$ -wave spin singlet charmonium resonance $h_{c}$ is performed based on $4.48 \times 1 0^{8}$ $ψ^{'}$ events collected with the BESIII detector ope…

hep-ex2016★ 11 cited

Search for the weak decay $η^{'} \to K^{\pm} π^{\mp}$ and precise measurement of the branching fraction $B (J / ψ \to ϕ η^{'})$

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

We present the first search for the rare decay of $η^{'}$ into $K^{\pm} π^{\mp}$ in $J / ψ \to ϕ η^{'}$ , using a sample of $1.3 \times 1 0^{9}$ $J / ψ$ events collected with the BESII…

hep-ex2015★ 15 cited

Search for $D^{0} \to γ γ$ and improved measurement of the branching fraction for $D^{0} \to π^{0} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +412

Using $2.92$ fb $^{- 1}$ of electron-positron annihilation data collected at $s = 3.773$ ~GeV with the BESIII detector, we report the results of a search for the flavor-changin…

hep-ex2015★ 4 cited

Observation of the electromagnetic doubly OZI-suppressed decay $J / ψ \to ϕ π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +411

Using a sample of $1.31$ billion $J / ψ$ events accumulated with the BESIII detector at the BEPCII collider, we report the observation of the decay $J / ψ \to ϕ π^{0}$ , which is…

hep-ex2015★ 87 cited

Measurement of the proton form factor by studying $e^{+} e^{-} \to p p ˉ$

M. Ablikim, M. N. Achasov, X. C. Ai +409

Using data samples collected with the BESIII detector at the BEPCII collider, we measure the Born cross section of $e^{+} e^{-} \to p p ˉ$ at 12 center-of-mass energies fr…

hep-ex2015★ 5 cited

Measurement of $B (ψ (3770) \to γ χ_{c 1})$ and search for $ψ (3770) \to γ χ_{c 2}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +411

We report a measurement of the branching fraction of $ψ (3770) \to γ χ_{c 1}$ and search for the transition $ψ (3770) \to γ χ_{c 2}$ based on 2.92~fb $^{- 1}$ of $e^{+} e^{-}$ data accumul…

hep-ex2015★ 61 cited

Observation of the Dalitz Decay $η^{'} \to γ e^{+} e^{-}$

M. Ablikim, M. N. Achasov, X. C. Ai +410

We report the first observation of the Dalitz decay $η^{'} \to γ e^{+} e^{-}$ , based on a data sample of 1.31 billion $J / ψ$ events collected with the BESIII detector. The $η^{'}$ mesons are pr…

hep-ex2015★ 45 cited

Measurement of the $e^{+} e^{-} \to η J / ψ$ cross section and search for $e^{+} e^{-} \to π^{0} J / ψ$ at center-of-mass energies between 3.810 and 4.600~GeV

M. Ablikim, M. N. Achasov, X. C. Ai +409

Using data samples collected with the BESIII detector operating at the BEPCII collider at center-of-mass energies from 3.810 to 4.600 GeV, we perform a study of $e^{+}e^{-} \to ηJ/…

Advancement of Photospheric Radius Expansion and Clocked Type-I X-Ray Burst Models with the New 22Mg(α,p)25Al Reaction Rate Determined at Gamow Energy

Observation of D+→ηηπ+ and improved measurement of D0(+)→ηπ+π−(0)

Amplitude analysis of the KS​KS​ system produced in radiative J/ψ decays

Measurement of absolute branching fraction of the inclusive decay Λc+​→Λ+X

Study of the decays D+→η(′)e+νe​

Measurements of the Branching Fractions of the Singly-Cabibbo-Suppressed Decays D0→ωη, η(′)π0 and η(′)η

Observation of e+e−→KKˉJ/ψ at center-of-mass energies from 4.189 to 4.600 GeV

Branching fraction measurement of J/ψ→KS​KL​ and search for J/ψ→KS​KS​

Improved measurements of two-photon widths of the χcJ​ states and helicity analysis for χc2​→γγ

Measurement of the matrix elements for the decays η′→ηπ+π− and η′→ηπ0π0

Measurement of branching fractions for ψ(3686)→γη′,γη and γπ0

Observation of χc2​→η′η′ and χc0,2​→ηη′

Search for ψ(3686)→γηc​(η(1405))→γπ+π−π0

Determination of spin and parity of the Zc​(3900)

Measurement of cross sections of the interactions e+e−→ϕϕω and e+e−→ϕϕϕ at center-of-mass energies from 4.008 to 4.600 GeV

Dark Photon Search in the Mass Range Between 1.5 and 3.4 GeV/c2

Observation of hc​ radiative decay hc​→γη′ and evidence for hc​→γη

Search for the weak decay η′→K±π∓ and precise measurement of the branching fraction B(J/ψ→ϕη′)

Search for D0→γγ and improved measurement of the branching fraction for D0→π0π0

Observation of the electromagnetic doubly OZI-suppressed decay J/ψ→ϕπ0

Measurement of the proton form factor by studying e+e−→ppˉ​

Measurement of B(ψ(3770)→γχc1​) and search for ψ(3770)→γχc2​

Observation of the Dalitz Decay η′→γe+e−

Measurement of the e+e−→ηJ/ψ cross section and search for e+e−→π0J/ψ at center-of-mass energies between 3.810 and 4.600~GeV