H. Chen

activity

19982020

most citedDesign and Construction of the BESIII Detector

1.2k citations · 7.4k across the 103 of their papers we have counts for

collaborators

Showing 2004Show all

14 papers · 1 filter

hep-ex2004★ 40 cited

Measurement of Cross Sections for $D^{0} D ˉ^{0}$ and $D^{+} D^{-}$ Production in $e^{+} e^{-}$ Annihilation at $s = 3.773$ GeV

BES Collaboration

The cross sections for $D^{0} D ˉ^{0}$ and $D^{+} D^{-}$ production at 3.773 GeV have been measured with BES-II detector at BEPC. These measurements are made by analyzing a data sample…

nucl-ex2004★ 216 cited

Minijet deformation and charge-independent angular correlations on momentum subspace $(η, ϕ)$ in Au-Au collisions at $s_{N N}$ = 130 GeV

STAR Collaboration, J. Adams

First measurements of charge-independent correlations on angular difference variables $η_{1} - η_{2}$ (pseudorapidity) and $ϕ_{1} - ϕ_{2}$ (azimuth) are presented for primary charged hadro…

hep-ex2004★ 30 cited

Direct Measurement of the Pseudoscalar Decay Constant fD+

BES Collaboration

The absolute branching fraction of $D^{+} \to μ^{+} ν$ has been directly measured by an analysis of a data sample of about 33 $p b^{- 1}$ collected around $s = 3.773$ GeV with…

hep-ex2004★ 37 cited

Direct Measurement of the Branching Fraction for the Decay of $D^{+} \to K ˉ^{0} e^{+} ν_{e}$ and Determination of $Γ (D^{0} \to K^{-} e^{+} ν_{e}) /Γ (D^{+} \to K ˉ^{0} e^{+} ν_{e})$

BES Collaboration

The absolute branching fraction for the decay $D^{+} \to K ˉ^{0} e^{+} ν_{e}$ is determined using $5321 \pm 149 \pm 160$ singly tagged $D^{-}$ sample from the data collected around 3.773 Ge…

hep-ex2004★ 5 cited

First observations of $ψ (2 S)$ and $χ_{c J} (1 P)$ decays to four-body final states $h^{+} h^{-} K_{S}^{0} K_{S}^{0}$

M. Ablikim

$χ_{c 0}$ , $χ_{c 1}$ , and $χ_{c 2}$ decays to $π^{+} π^{-} K_{S}^{0} K_{S}^{0}$ and $K^{+} K^{-} K_{S}^{0} K_{S}^{0}$ , as well as $ψ (2 S)$ decay to $π^{+} π^{-} K_{S}^{0} K_{S}^{0}$ are presented. The branching fractions of these…

nucl-ex2004★ 638 cited

Azimuthal anisotropy in Au+Au collisions at sqrtsNN = 200 GeV

STAR Collaboration

The results from the STAR Collaboration on directed flow (v_1), elliptic flow (v_2), and the fourth harmonic (v_4) in the anisotropic azimuthal distribution of particles from Au+Au…

nucl-ex2004★ 16 cited

Two-particle correlations on transverse momentum and momentum dissipation in Au-Au collisions at $s_{N N}$ = 130 GeV

STAR Collaboration, J. Adams

Measurements of two-particle correlations on transverse momentum $p_{t}$ for Au-Au collisions at $s_{N N} = 130$ GeV are presented. Significant large-momentum-scale correlation…

hep-ex2004★ 97 cited

The $σ$ pole in $J / ψ \to ω π^{+} π^{-}$

BES Collaboration

Using a sample of 58 million $J / ψ$ events recorded in the BESII detector, the decay $J / ψ \to ω π^{+} π^{-}$ is studied. There are conspicuous $ω f_{2} (1270)$ and $b_{1} (1235) π$ signals. At lo…

hep-ex2004★ 64 cited

Direct Measurements of the Branching Fractions for $D^{0} \to K^{-} e^{+} ν_{e}$ and $D^{0} \to π^{-} e^{+} ν_{e}$ and Determinations of the Form Factors $f_{+}^{K} (0)$ and $f_{+}^{π} (0)$

BES Collaboration

The absolute branching fractions for the decays $D^{0} \to K^{-} e^{+} ν_{e}$ and $D^{0} \to π^{-} e^{+} ν_{e}$ are determined using $7584 \pm 198 \pm 341$ singly tagged $D ˉ^{0}$ sample from the dat…

hep-ex2004★ 28 cited

Search for the Lepton Flavor Violation Processes $J / ψ \to$ $μτ$ and $e τ$

BES collaboration

The lepton flavor violation processes $J / ψ \to μτ$ and $e τ$ are searched for using a sample of 5.8 $\times 1 0^{7}$ $J / ψ$ events collected with the BESII detector. Zero and one candidat…

hep-ex2004★ 28 cited

A Study of J/psi-->gamma gamma V(rho,phi) Decays with the BESII Detector

BES Collaboration

Using a sample of $58 \times 1 0^{6}$ $J / ψ$ events collected with the BESII detector, radiative decays $J / ψ \to γ γ V$ , where $V = ρ$ or $ϕ$ , are studied. A resonance around 1420 MeV/c $^{2}$ (…

nucl-ex2004★ 10 cited

Centrality and pseudorapidity dependence of charged hadron production at intermediate p_T in Au + Au collisions at sqrt(s_NN) = 130 GeV

STAR Collaboration

We present STAR measurements of charged hadron production as a function of centrality in Au + Au collisions at sqrt(s_NN) = 130 GeV. The measurements cover a phase space region of…

hep-ex2004★ 27 cited

ψ(2S) Decays into $\J$ plus Two Photons

BES collaboration

Using $γγJ/ψ, J/ψ\ra e^+ e^-$ and $μ^{+} μ^{-}$ events from a sample of $14.0 \times 1 0^{6}$ $\psip$ decays collected with the BESII detector, the branching fractions for $\psip\ra π^0\J$…

nucl-ex2004★ 19 cited

Photon and neutral pion production in Au+Au collisions at sqrt(s_{NN}) = 130 GeV

STAR Collaboration

We report the first inclusive photon measurements about mid-rapidity (|y|<0.5) from Au+Au collisions at sqrt(s_{NN}) = 130 GeV at RHIC. Photon pair conversions were reconstructed f…

Measurement of Cross Sections for D0Dˉ0 and D+D− Production in e+e− Annihilation at s​=3.773 GeV

Minijet deformation and charge-independent angular correlations on momentum subspace (η,ϕ) in Au-Au collisions at sNN​​ = 130 GeV

Direct Measurement of the Pseudoscalar Decay Constant fD+

Direct Measurement of the Branching Fraction for the Decay of D+→Kˉ0e+νe​ and Determination of Γ(D0→K−e+νe​)/Γ(D+→Kˉ0e+νe​)

First observations of ψ(2S) and χcJ​(1P) decays to four-body final states h+h−KS0​KS0​

Azimuthal anisotropy in Au+Au collisions at sqrtsNN = 200 GeV

Two-particle correlations on transverse momentum and momentum dissipation in Au-Au collisions at sNN​​ = 130 GeV

The σ pole in J/ψ→ωπ+π−

Direct Measurements of the Branching Fractions for D0→K−e+νe​ and D0→π−e+νe​ and Determinations of the Form Factors f+K​(0) and f+π​(0)

Search for the Lepton Flavor Violation Processes J/ψ→ μτ and eτ

A Study of J/psi-->gamma gamma V(rho,phi) Decays with the BESII Detector

Centrality and pseudorapidity dependence of charged hadron production at intermediate p_T in Au + Au collisions at sqrt(s_NN) = 130 GeV

ψ(2S) Decays into $\J$ plus Two Photons

Photon and neutral pion production in Au+Au collisions at sqrt(s_{NN}) = 130 GeV

Measurement of Cross Sections for $D^{0} D ˉ^{0}$ and $D^{+} D^{-}$ Production in $e^{+} e^{-}$ Annihilation at $s = 3.773$ GeV

Minijet deformation and charge-independent angular correlations on momentum subspace $(η, ϕ)$ in Au-Au collisions at $s_{N N}$ = 130 GeV

Direct Measurement of the Branching Fraction for the Decay of $D^{+} \to K ˉ^{0} e^{+} ν_{e}$ and Determination of $Γ (D^{0} \to K^{-} e^{+} ν_{e}) /Γ (D^{+} \to K ˉ^{0} e^{+} ν_{e})$

First observations of $ψ (2 S)$ and $χ_{c J} (1 P)$ decays to four-body final states $h^{+} h^{-} K_{S}^{0} K_{S}^{0}$

Two-particle correlations on transverse momentum and momentum dissipation in Au-Au collisions at $s_{N N}$ = 130 GeV

The $σ$ pole in $J / ψ \to ω π^{+} π^{-}$

Direct Measurements of the Branching Fractions for $D^{0} \to K^{-} e^{+} ν_{e}$ and $D^{0} \to π^{-} e^{+} ν_{e}$ and Determinations of the Form Factors $f_{+}^{K} (0)$ and $f_{+}^{π} (0)$

Search for the Lepton Flavor Violation Processes $J / ψ \to$ $μτ$ and $e τ$