G. Chen

activity

20012025

most citedObservation of Higgs boson decay to bottom quarks

339 citations · 5.7k across the 282 of their papers we have counts for

collaborators

Showing 2020 · hep-exShow all

22 papers · 2 filters

hep-ex2020★ 8 cited

Observation of di-structures in $e^{+} e^{-} \to J / ψ X$ at center-of-mass energies around 3.773 GeV

M. Ablikim, M. N. Achasov, P. Adlarson +477

We report a measurement of the observed cross sections of the inclusive $J / ψ$ production in $e^{+} e^{-} \to J / ψ X$ based on 3.21 fb $^{- 1}$ of data accumulated at energies…

hep-ex2020★ 40 cited

Measurements of the center-of-mass energies of $e^{+} e^{-}$ collisions at BESIII

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

During the 2016-17 and 2018-19 running periods, the BESIII experiment collected 7.5~fb $^{- 1}$ of $e^{+} e^{-}$ collision data at center-of-mass energies ranging from 4.13 to 4.44 GeV. T…

hep-ex2020★ 8 cited

Measurement of the absolute branching fraction of $Λ_{c}^{+} \to p K_{S}^{0} η$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +490

Based on 586 $p b^{- 1}$ of $e^{+} e^{-}$ annihilation data collected at a center-of-mass energy of $s = 4.6 GeV$ with the BESIII detector at the BEPCII collider, the absol…

hep-ex2020★ 8 cited

Study of $e^{+} e^{-} \to 2 (p p ˉ)$ at center-of-mass energies between 4.0 and 4.6 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +487

Using data taken at 23 center-of-mass energies between 4.0 and 4.6 GeV with the BESIII detector at the BEPCII collider and with a total integrated luminosity of approximately $15$ …

hep-ex2020★ 8 cited

Search for the lepton number violating decay $Σ^{-} \to p e^{-} e^{-}$ and the rare inclusive decay $Σ^{-} \to Σ^{+} X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +499

Using a data sample of $(1310.6 \pm 7.0) \times 1 0^{6}$ $J / ψ$ events taken with the BESIII detector at the center-of-mass energy of 3.097 GeV, we search for the first time for the…

hep-ex2020★ 2 cited

Search for the reaction $e^{+} e^{-} \to π^{+} π^{-} χ_{c J}$ and a charmonium-like structure decaying to $χ_{c J} π^{\pm}$ between 4.18 and 4.60 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +481

We search for the process $e^{+} e^{-} \to π^{+} π^{-} χ_{c J}$ ( $J = 0, 1, 2$ ) and for a charged charmonium-like state in the $π^{\pm} χ_{c J}$ subsystem. The search uses data sets…

hep-ex2020★ 2 cited

Search for the reaction channel $e^{+} e^{-} \to η_{c} η π^{+} π^{-}$ at center-of-mass energies from 4.23 to 4.60 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +464

Using data collected with the BESIII detector operating at the Beijing Electron Positron Collider, we search for the process $e^{+} e^{-} \to η_{c} η π^{+} π^{-}$ . The search is performed…

hep-ex2020★ 5 cited

Measurement of the Branching Fraction of and Search for a CP-Violating Asymmetry in $η^{'} \to π^{+} π^{-} e^{+} e^{-}$ at BESIII

BESIII Collaboration, M. Ablikim, M. N. Achasov +487

The rare decay $η^{'} \to π^{+} π^{-} e^{+} e^{-}$ is studied using a sample of $1.3 \times 1 0^{9}$ $J / ψ$ events collected with the BESIII detector at BEPCII in 2009 and 2012. The branching fra…

hep-ex2020★ 11 cited

Determination of the $Λ_{c}^{+}$ spin via the reaction $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +484

We report on a comparison of two possible $Λ_{c}^{+}$ spin hypotheses, $J = \frac{1}{2}$ and $\frac{3}{2}$ , via the process $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$ , using the angular distributions of…

hep-ex2020★ 46 cited

Observation of a resonant structure in $e^{+} e^{-} \to ω η$ and another in $e^{+} e^{-} \to ω π^{0}$ at center-of-mass energies between 2.00 and 3.08 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +485

Born cross sections for the processes $e^{+} e^{-} \to ω η$ and $e^{+} e^{-} \to ω π^{0}$ have been determined for center-of-mass energies between 2.00 and 3.08 GeV with the BESIII detector at…

hep-ex2020★ 7 cited

Measurements of $e^{+} e^{-} \to η_{c} π^{+} π^{-} π^{0}$ , $η_{c} π^{+} π^{-}$ and $η_{c} π^{0} γ$ at $s$ from 4.18 to 4.60\,GeV, and search for a $Z_{c}$ state close to the $D D ˉ$ threshold decaying to $η_{c} π$ at $s$ = 4.23 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +492

We study $η_{c}$ production at center-of-mass energies $s$ from 4.18 to 4.60 GeV in $e^{+} e^{-}$ annihilation data collected with the BESIII detector operating at the BEPCII…

hep-ex2020★ 7 cited

Observation of the decays $χ_{c J} \to Σ^{0} p ˉ K^{+} + c.c. (J = 0, 1, 2)$

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

The decays $χ_{c J} \to Σ^{0} p ˉ K^{+} + c.c. (J = 0, 1, 2)$ are studied via the radiative transition $ψ (3686) \to γ χ_{c J}$ based on a data sample of $(448.1 \pm 2.9)\times10^{6}…

hep-ex2020★ 30 cited

Erratum to "Measurement of the $e^{+} e^{-} \to π^{+} π^{-}$ cross section between 600 and 900 MeV using initial state radiation"

BESIII Collaboration, M. Ablikim, M. N. Achasov +489

In Phys. Lett. B 753, 629-638 (2016) [arXiv:1507.08188] the BESIII collaboration published a cross section measurement of the process $e^{+} e^{-} \to π^{+} π^{-}$ in the energy range betwee…

hep-ex2020★ 7 cited

Study of the normalized transverse momentum distribution of $W$ bosons produced in $p p ˉ$ collisions at $s = 1.96$ TeV

D0 Collaboration

We present a study of the normalized transverse momentum distribution of $W$ bosons produced in $p p ˉ$ collisions, using data corresponding to an integrated luminosity of 4.35…

hep-ex2020★ 4 cited

Studies of $X (3872)$ and $ψ (2 S)$ production in $p p ˉ$ collisions at 1.96 TeV

D0 Collaboration

We present various properties of the production of the $X (3872)$ and $ψ (2 S)$ states based on 10.4 fb $^{- 1}$ collected by D0 experiment in Tevatron $p p ˉ$ collisions at $\sqrt{s…

hep-ex2020

Analysis of the decay $D^{0} \to K_{S}^{0} K^{+} K^{-}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +477

Using a data sample of $2.93 f b^{- 1}$ of $e^{+} e^{-}$ collisions collected at $s = 3.773 G e V$ in the BESIII experiment, we perform an analysis of the decay $D^0\rightarrow K_{S}^{…

hep-ex2020★ 26 cited

Evidence for top quark production in nucleus-nucleus collisions

CMS Collaboration

Ultrarelativistic heavy ion collisions recreate in the laboratory the thermodynamical conditions prevailing in the early universe up to 10 $^{- 6}$ seconds, thereby allowing the stud…

hep-ex2020

Inclusive charged and neutral particle multiplicity distributions in $χ_{c J}$ and $J / ψ$ decays

BESIII collaboration, M. Ablikim, M. N. Achasov +474

Using a sample of 106 million $ψ (3686)$ decays, $ψ (3686) \to γ χ_{c J} (J = 0, 1, 2)$ and $ψ (3686) \to γ χ_{c J}, χ_{c J} \to γ J / ψ$ $(J = 1, 2)$ events are utilized to study inclusive $…

hep-ex2020★ 5 cited

Precise Measurements of Branching Fractions for $D_{s}^{+}$ Meson Decays to Two Pseudoscalar Mesons

M. Ablikim, M. N. Achasov, P. Adlarson +483

We measure the branching fractions for seven $D_{s}^{+}$ two-body decays to pseudo-scalar mesons, by analyzing data collected at $s = 4.178 \sim 4.226$ GeV with the BESIII detec…

hep-ex2020★ 69 cited

$Σ^{+}$ and $Σ ˉ^{-}$ polarization in the $J / ψ$ and $ψ (3686)$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +484

From $1310.6 \times 1 0^{6}$ $J / ψ$ and $448.1 \times 1 0^{6}$ $ψ (3686)$ events collected with the BESIII experiment, we report the first observation of $Σ^{+}$ and $Σ ˉ^{-}$ spin polar…

hep-ex2020★ 14 cited

Search for the decay $J / ψ \to γ + invisible$

M. Ablikim, M. N. Achasov, P. Adlarson +484

We search for $J / ψ$ radiative decays into a weakly interacting neutral particle, namely an invisible particle, using the $J / ψ$ produced through the process $ψ (3686) \to π^{+} π^{-} J / ψ$ in…

hep-ex2020★ 49 cited

Study of open-charm decays and radiative transitions of the X(3872)

M. Ablikim, M. N. Achasov, P. Adlarson +472

The processes $X (3872) \to D^{* 0} D^{0} ˉ + c . c ., γ J / ψ, γ ψ (2 S),$ and $γ D^{+} D^{-}$ are searched for in a $9.0 f b^{- 1}$ data sample collected at center-of-mass energies between…

Observation of di-structures in e+e−→J/ψX at center-of-mass energies around 3.773 GeV

Measurements of the center-of-mass energies of e+e− collisions at BESIII

Measurement of the absolute branching fraction of Λc+​→pKS0​η decays

Study of e+e−→2(ppˉ​) at center-of-mass energies between 4.0 and 4.6 GeV

Search for the lepton number violating decay Σ−→pe−e− and the rare inclusive decay Σ−→Σ+X

Search for the reaction e+e−→π+π−χcJ​ and a charmonium-like structure decaying to χcJ​π± between 4.18 and 4.60 GeV

Search for the reaction channel e+e−→ηc​ηπ+π− at center-of-mass energies from 4.23 to 4.60 GeV

Measurement of the Branching Fraction of and Search for a CP-Violating Asymmetry in η′→π+π−e+e− at BESIII

Determination of the Λc+​ spin via the reaction e+e−→Λc+​Λˉc−​

Observation of a resonant structure in e+e−→ωη and another in e+e−→ωπ0 at center-of-mass energies between 2.00 and 3.08 GeV

Measurements of e+e−→ηc​π+π−π0, ηc​π+π− and ηc​π0γ at s​ from 4.18 to 4.60\,GeV, and search for a Zc​ state close to the DDˉ threshold decaying to ηc​π at s​ = 4.23 GeV

Observation of the decays χcJ​→Σ0pˉ​K++c.c. (J=0,1,2)

Erratum to "Measurement of the e+e−→π+π− cross section between 600 and 900 MeV using initial state radiation"

Study of the normalized transverse momentum distribution of W bosons produced in ppˉ​ collisions at s​=1.96 TeV

Studies of X(3872) and ψ(2S) production in ppˉ​ collisions at 1.96 TeV

Analysis of the decay D0→KS0​K+K−

Evidence for top quark production in nucleus-nucleus collisions

Inclusive charged and neutral particle multiplicity distributions in χcJ​ and J/ψ decays

Precise Measurements of Branching Fractions for Ds+​ Meson Decays to Two Pseudoscalar Mesons

Σ+ and Σˉ− polarization in the J/ψ and ψ(3686) decays

Search for the decay J/ψ→γ+invisible

Study of open-charm decays and radiative transitions of the X(3872)

Observation of di-structures in $e^{+} e^{-} \to J / ψ X$ at center-of-mass energies around 3.773 GeV

Measurements of the center-of-mass energies of $e^{+} e^{-}$ collisions at BESIII

Measurement of the absolute branching fraction of $Λ_{c}^{+} \to p K_{S}^{0} η$ decays

Study of $e^{+} e^{-} \to 2 (p p ˉ)$ at center-of-mass energies between 4.0 and 4.6 GeV

Search for the lepton number violating decay $Σ^{-} \to p e^{-} e^{-}$ and the rare inclusive decay $Σ^{-} \to Σ^{+} X$

Search for the reaction $e^{+} e^{-} \to π^{+} π^{-} χ_{c J}$ and a charmonium-like structure decaying to $χ_{c J} π^{\pm}$ between 4.18 and 4.60 GeV

Search for the reaction channel $e^{+} e^{-} \to η_{c} η π^{+} π^{-}$ at center-of-mass energies from 4.23 to 4.60 GeV

Measurement of the Branching Fraction of and Search for a CP-Violating Asymmetry in $η^{'} \to π^{+} π^{-} e^{+} e^{-}$ at BESIII

Determination of the $Λ_{c}^{+}$ spin via the reaction $e^{+} e^{-} \to Λ_{c}^{+} Λ ˉ_{c}^{-}$

Observation of a resonant structure in $e^{+} e^{-} \to ω η$ and another in $e^{+} e^{-} \to ω π^{0}$ at center-of-mass energies between 2.00 and 3.08 GeV

Measurements of $e^{+} e^{-} \to η_{c} π^{+} π^{-} π^{0}$ , $η_{c} π^{+} π^{-}$ and $η_{c} π^{0} γ$ at $s$ from 4.18 to 4.60\,GeV, and search for a $Z_{c}$ state close to the $D D ˉ$ threshold decaying to $η_{c} π$ at $s$ = 4.23 GeV

Observation of the decays $χ_{c J} \to Σ^{0} p ˉ K^{+} + c.c. (J = 0, 1, 2)$

Erratum to "Measurement of the $e^{+} e^{-} \to π^{+} π^{-}$ cross section between 600 and 900 MeV using initial state radiation"

Study of the normalized transverse momentum distribution of $W$ bosons produced in $p p ˉ$ collisions at $s = 1.96$ TeV

Studies of $X (3872)$ and $ψ (2 S)$ production in $p p ˉ$ collisions at 1.96 TeV

Analysis of the decay $D^{0} \to K_{S}^{0} K^{+} K^{-}$

Inclusive charged and neutral particle multiplicity distributions in $χ_{c J}$ and $J / ψ$ decays

Precise Measurements of Branching Fractions for $D_{s}^{+}$ Meson Decays to Two Pseudoscalar Mesons

$Σ^{+}$ and $Σ ˉ^{-}$ polarization in the $J / ψ$ and $ψ (3686)$ decays

Search for the decay $J / ψ \to γ + invisible$