Y. Weng

activity

20072009

collaborators

8 papers

hep-ex2009

$R$ value measurements for $e^{+} e^{-}$ annihilation at 2.60, 3.07 and 3.65 GeV

The BES Collaboration, M. Ablikim

Using a data sample with a total integrated luminosity of 10.0 pb $^{- 1}$ collected at center-of-mass energies of 2.6, 3.07 and 3.65 GeV with BESII, cross sections for $e^{+} e^{-}$ anni…

hep-ex2008

Measurements of the observed cross sections for $e^{+} e^{-} \to$ exclusive light hadrons containing $π^{0} π^{0}$ at $s = 3.773$ , 3.650 and 3.6648 GeV

BES Collaboration

By analyzing the data sets of 17.3, 6.5 and 1.0 pb $^{- 1}$ taken, respectively, at $s = 3.773$ , 3.650 and 3.6648 GeV with the BES-II detector at the BEPC collider, we measure t…

hep-ex2008

Measurements of the observed cross sections for e+e -> exclusive light hadrons containing K^S_0 meson at \sqrt{s} = 3.773 and 3.650 GeV

BES Collaboration

By analyzing the data sets of 17.3 pb $^{- 1}$ taken at $s = 3.773$ GeV and of 6.5 pb $^{- 1}$ taken at $s = 3.650$ GeV with the BES-II detector at the BEPC collider, we meas…

hep-ex2008

Partial wave analysis of J/ψ\to γϕϕ

BES Collaboration

Using $5.8 \times 1 0^{7} J / ψ$ events collected in the BESII detector, the radiative decay $J / ψ \to γ ϕϕ \to γ K^{+} K^{-} K_{S}^{0} K_{L}^{0}$ is studied. The $ϕϕ$ invariant mass distribution exhibi…

hep-ex2007

Direct Measurements of the Branching Fractions for Inclusive $K^{\pm}$ and Inclusive Semileptonic Decays of $D^{+}$ and $D^{0}$ Mesons

BES Collaboration

With singly-tagged $D ˉ$ samples selected from the data collected at and around 3.773 GeV with the BESII detector at the BEPC collider, we have measured the branching fractions…

hep-ex2007

Experimental studies of the $π^{+} π^{-} π^{+} π^{-} π^{0}$ , $K^{+} K^{-} π^{+} π^{-} π^{0}$ and $p p ˉ π^{+} π^{-} π^{0}$ final states produced in $e^{+} e^{-}$ annihilation at $s =$ 3.773 and 3.650 GeV

The BES Collaboration

We report measurements of the observed cross sections for $e^{+} e^{-} \to ω π^{+} π^{-}$ , $ω K^{+} K^{-}$ , $ω p p ˉ$ , $K^{+} K^{-} ρ^{0} π^{0}$ , $K^{+} K^{-} ρ^{+} π^{-} + c . c .$ , $K^{* 0} K^{-} π^{+} π^{0} + c . c .$ , $K^{*+}K^-π^+π^-+c…

R value measurements for e+e− annihilation at 2.60, 3.07 and 3.65 GeV

Measurements of the observed cross sections for e+e−→ exclusive light hadrons containing π0π0 at s​=3.773, 3.650 and 3.6648 GeV

Measurements of the observed cross sections for e+e -> exclusive light hadrons containing K^S_0 meson at \sqrt{s} = 3.773 and 3.650 GeV

Partial wave analysis of J/ψ\to γϕϕ

Direct Measurements of the Branching Fractions for Inclusive K± and Inclusive Semileptonic Decays of D+ and D0 Mesons

Experimental studies of the π+π−π+π−π0, K+K−π+π−π0 and ppˉ​π+π−π0 final states produced in e+e− annihilation at s​= 3.773 and 3.650 GeV

$R$ value measurements for $e^{+} e^{-}$ annihilation at 2.60, 3.07 and 3.65 GeV

Measurements of the observed cross sections for $e^{+} e^{-} \to$ exclusive light hadrons containing $π^{0} π^{0}$ at $s = 3.773$ , 3.650 and 3.6648 GeV

Direct Measurements of the Branching Fractions for Inclusive $K^{\pm}$ and Inclusive Semileptonic Decays of $D^{+}$ and $D^{0}$ Mesons

Experimental studies of the $π^{+} π^{-} π^{+} π^{-} π^{0}$ , $K^{+} K^{-} π^{+} π^{-} π^{0}$ and $p p ˉ π^{+} π^{-} π^{0}$ final states produced in $e^{+} e^{-}$ annihilation at $s =$ 3.773 and 3.650 GeV