X. T. Chen

activity

20152026

J/ ψ

events at BESIII

121 citations · 539 across the 22 of their papers we have counts for

collaborators

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22 papers · 1 filter

hep-ex2026★ 1 cited

Search for heavy long-lived charged particles with level-1 trigger scouting data from proton-proton collisions at $s$ = 13.6 TeV

CMS Collaboration

A search for heavy long-lived charged particles at the LHC is presented. Particles interacting with the CMS muon detector across several bunch crossings are searched for using a da…

hep-ex2025

Measurements of the Absolute Branching Fraction of the Semileptonic Decay $Ξ^{-} \to Λ e^{-} ν ˉ_{e}$ and the Axial Charge of the $Ξ^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +685

Using $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events collected with the BESIII detector, we study the semileptonic decay $Ξ^{-} \to Λ e^{-} ν ˉ_{e}$ for the first time at an electron-…

hep-ex2022★ 2 cited

Observation of $e^{+} e^{-} \to pp p ˉ n ˉ π^{-} + c . c .$

M. Ablikim, M. N. Achasov, P. Adlarson +559

Using data taken at 29 center-of-mass energies between 4.16 and 4.70 GeV with the BESIII detector at the Beijing Electron Positron Collider corresponding to a total integrated lumi…

hep-ex2022★ 6 cited

Search for hidden-charm tetraquark with strangeness in $e^{+} e^{-} \to K^{+} D_{s}^{-} D^{ 0} + c . c .$

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

We report a search for a heavier partner of the recently observed $Z_{cs} (3985)^{-}$ state, denoted as $Z_{cs}^{' -}$ , in the process $e^{+} e^{-}\rightarrow K^{+}D_{s}^{*-}D^…

hep-ex2022

Measurement of the $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ cross section in the vicinity of 3.872 GeV

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

We report a measurement of the cross section for the process $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ around the $X (3872)$ mass in search for the direct formation of $e^{+} e^{-} \to X (3872)$ through the tw…

hep-ex2022★ 1 cited

Search for the weak decay $ψ (3686) \to Λ_{c}^{+} Σ ˉ^{-} + c . c$

BESIII Collaboration, M. Ablikim, M. N. Achasov +569

Using $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector, we perform the first search for the weak baryonic decay $ψ(3686) \to Λ_c^{+} \barΣ^- +c.c…

hep-ex2022★ 34 cited

Observation of $Ξ^{-}$ Hyperon Transverse Polarization in $ψ (3686) \to Ξ^{-} Ξ ˉ^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +569

Using a sample of $(448.1 \pm 2.9)$ $\times 1 0^{6}$ $ψ (3686)$ decays collected with the BESIII detector at BEPCII, we report an observation of $Ξ^{-}$ transverse polarization with…

hep-ex2022★ 14 cited

Study of the $h_{c}$ ( $1^{1} P_{1}$ ) meson via $ψ (2 S) \to π^{0} h_{c}$ decays at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +549

Using 448 million $ψ (2 S)$ events, the spin-singlet $P$ -wave charmonium state $h_{c}$ (1 $^{1} P_{1}$ ) is studied via the $ψ (2 S) \to π^{0} h_{c}$ decay followed by the $h_{c} \to γ η_{c}$ tra…

hep-ex2022★ 60 cited

Observation of the $Y (4230)$ and a new structure in $e^{+} e^{-} \to K^{+} K^{-} J / ψ$

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

The cross sections of $e^{+} e^{-} \to K^{+} K^{-} J / ψ$ at center-of-mass energies from 4.127 to 4.600~GeV are measured based on 15.6 fb $^{- 1}$ data collected with the BESIII detector…

hep-ex2022★ 70 cited

Measurement of integrated luminosities at BESIII for data samples at center-of-mass energies between 4.0 and 4.6 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +550

The integrated luminosities of the data samples collected in the BESIII experiment in 2016--2017 at center-of-mass energies between 4.19 and 4.28 GeV are measured with a precision…

hep-ex2021★ 121 cited

Number of $J/ ψ$ events at BESIII

BESIII Collaboration

Using inclusive decays of the $J/ ψ$ , a precise determination of the number of $J/ ψ$ events collected with the BESIII detector is performed. For the two data sets taken in 2…

hep-ex2021★ 3 cited

Observation of $J / ψ$ decays to $e^{+} e^{-} e^{+} e^{-}$ and $e^{+} e^{-} μ^{+} μ^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +543

Using a data sample of $4.481 \times 1 0^{8} ψ^{'}$ events collected with the BESIII detector, we report the first observation of the four-lepton-decays $J / ψ \to e^{+} e^{-} e^{+} e^{-}$ and $J…

hep-ex2021★ 11 cited

Observation of $ψ (3686) \to Ξ (1530)^{0} Ξ ˉ (1530)^{0}$ and $Ξ (1530)^{0} Ξ ˉ^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +504

Using $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII detector and a single-baryon tagging technique, we present the first observation of the decays $ψ(3686…

hep-ex2021★ 6 cited

Amplitude analysis of $D_{s}^{+} \to π^{+} π^{-} π^{+}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +488

Utilizing the data set corresponding to an integrated luminosity of $3.19$ fb $^{- 1}$ collected by the BESIII detector at a center-of-mass energy of 4.178 GeV, we perform an amplitu…

hep-ex2021★ 92 cited

New Features in the Electromagnetic Structure of the Neutron

M. Ablikim, M. N. Achasov, P. Adlarson +504

Here we present new results for the Born cross section and the effective form factor of the neutron at the center-of-mass energies $s$ between 2.0 and 3.08 GeV, using…

hep-ex2021★ 12 cited

Amplitude analysis and branching fraction measurement of $D_{s}^{+} \to K^{-} K^{+} π^{+} π^{0}$

BESIII Collaboration

The first amplitude analysis of the decay $D_{s}^{+} \to K^{-} K^{+} π^{+} π^{0}$ is presented using the data samples, corresponding to an integrated luminosity of 6.32 fb $^{- 1}$ , collected with t…

hep-ex2021★ 14 cited

Observation of $D^{0} \to K_{1} (1270)^{-} e^{+} ν_{e}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +507

Using 2.93 fb $^{- 1}$ of $e^{+} e^{-}$ collision data taken with the BESIII detector at a center-of-mass energy of 3.773 $GeV$ , the observation of the $D^{0} \to K_{1} (1270)^{-} e^{+} ν_{e}$ s…

hep-ex2021★ 10 cited

Amplitude analysis and branching-fraction measurement of $D_{s}^{+} \to K_{S}^{0} K^{-} π^{+} π^{+}$

BESIII Collaboration

Using 6.32 fb $^{- 1}$ of $e^{+} e^{-}$ collision data collected by the BESIII detector at the center-of-mass energies between 4.178 and 4.226 GeV,~an amplitude analysis of the $D^{+}_{s}…

hep-ex2020★ 4 cited

Search for New Hadronic Decays of $h_{c}$ and Observation of $h_{c} \to K^{+} K^{-} π^{+} π^{-} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +493

Ten hadronic final states of the $h_{c}$ decays are investigated via the process $ψ (3686) \to π^{0} h_{c}$ , using a data sample of $(448.1 \pm 2.9) \times 1 0^{6}$ $ψ (3686)$ events c…

hep-ex2020★ 20 cited

Observation of the semi-muonic decay $D^{+} \to ω μ^{+} ν_{μ}$

BESIII Collaboration

We report the first observation of the semi-muonic decay $D^{+} \to ω μ^{+} ν_{μ}$ using an $e^{+} e^{-}$ collision data sample corresponding to an integrated luminosity of $2.93~\mathrm{fb}^{-1…

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-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…

Search for heavy long-lived charged particles with level-1 trigger scouting data from proton-proton collisions at s​ = 13.6 TeV

Measurements of the Absolute Branching Fraction of the Semileptonic Decay Ξ−→Λe−νˉe​ and the Axial Charge of the Ξ−

Observation of e+e−→pppˉ​nˉπ−+c.c.

Search for hidden-charm tetraquark with strangeness in e+e−→K+Ds∗−​D∗0+c.c.

Measurement of the e+e−→π+π−J/ψ cross section in the vicinity of 3.872 GeV

Search for the weak decay ψ(3686)→Λc+​Σˉ−+c.c

Observation of Ξ− Hyperon Transverse Polarization in ψ(3686)→Ξ−Ξˉ+

Study of the hc​(11P1​) meson via ψ(2S)→π0hc​ decays at BESIII

Observation of the Y(4230) and a new structure in e+e−→K+K−J/ψ

Measurement of integrated luminosities at BESIII for data samples at center-of-mass energies between 4.0 and 4.6 GeV

Number of J/ψ events at BESIII

Observation of J/ψ decays to e+e−e+e− and e+e−μ+μ−

Observation of ψ(3686)→Ξ(1530)0Ξˉ(1530)0 and Ξ(1530)0Ξˉ0

Amplitude analysis of Ds+​→π+π−π+

New Features in the Electromagnetic Structure of the Neutron

Amplitude analysis and branching fraction measurement of Ds+​→K−K+π+π0

Observation of D0→K1​(1270)−e+νe​

Amplitude analysis and branching-fraction measurement of Ds+​→KS0​K−π+π+

Search for New Hadronic Decays of hc​ and Observation of hc​→K+K−π+π−π0

Observation of the semi-muonic decay D+→ωμ+νμ​

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

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

Search for heavy long-lived charged particles with level-1 trigger scouting data from proton-proton collisions at $s$ = 13.6 TeV

Measurements of the Absolute Branching Fraction of the Semileptonic Decay $Ξ^{-} \to Λ e^{-} ν ˉ_{e}$ and the Axial Charge of the $Ξ^{-}$

Observation of $e^{+} e^{-} \to pp p ˉ n ˉ π^{-} + c . c .$

Search for hidden-charm tetraquark with strangeness in $e^{+} e^{-} \to K^{+} D_{s}^{-} D^{ 0} + c . c .$

Measurement of the $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ cross section in the vicinity of 3.872 GeV

Search for the weak decay $ψ (3686) \to Λ_{c}^{+} Σ ˉ^{-} + c . c$

Observation of $Ξ^{-}$ Hyperon Transverse Polarization in $ψ (3686) \to Ξ^{-} Ξ ˉ^{+}$

Study of the $h_{c}$ ( $1^{1} P_{1}$ ) meson via $ψ (2 S) \to π^{0} h_{c}$ decays at BESIII

Observation of the $Y (4230)$ and a new structure in $e^{+} e^{-} \to K^{+} K^{-} J / ψ$

Number of $J/ ψ$ events at BESIII

Observation of $J / ψ$ decays to $e^{+} e^{-} e^{+} e^{-}$ and $e^{+} e^{-} μ^{+} μ^{-}$

Observation of $ψ (3686) \to Ξ (1530)^{0} Ξ ˉ (1530)^{0}$ and $Ξ (1530)^{0} Ξ ˉ^{0}$

Amplitude analysis of $D_{s}^{+} \to π^{+} π^{-} π^{+}$

Amplitude analysis and branching fraction measurement of $D_{s}^{+} \to K^{-} K^{+} π^{+} π^{0}$

Observation of $D^{0} \to K_{1} (1270)^{-} e^{+} ν_{e}$

Amplitude analysis and branching-fraction measurement of $D_{s}^{+} \to K_{S}^{0} K^{-} π^{+} π^{+}$

Search for New Hadronic Decays of $h_{c}$ and Observation of $h_{c} \to K^{+} K^{-} π^{+} π^{-} π^{0}$

Observation of the semi-muonic decay $D^{+} \to ω μ^{+} ν_{μ}$

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

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