C. Shen

activity

20072022

most citedObservation of Two Resonant Structures in e+e- to pi+ pi- psi(2S) via Initial State Radiation at Belle

398 citations · 540 across the 9 of their papers we have counts for

collaborators

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8 papers · 1 filter

hep-ex2022

Search for new hadronic decays of $h_{c}$ and observation of $h_{c} \to p p ˉ η$

M. Ablikim, M. N. Achasov, P. Adlarson +505

A search for the hadronic decays of the $h_{c}$ meson to the final states $p p ˉ π^{+} π^{-} π^{0}$ , $p p ˉ η$ , and $p p ˉ π^{0}$ via the process $ψ (3686) \to π^{0} h_{c}$ is perf…

hep-ex2019★ 68 cited

Measurement of $R (D)$ and $R (D^{*})$ with a semileptonic tagging method

The Belle Collaboration, A. Abdesselam, I. Adachi +461

We report a measurement of the ratios of branching fractions $R (D) = B (B ˉ \to D τ^{-} ν ˉ_{τ}) / B (B ˉ \to D ℓ^{-} ν ˉ_{ℓ})$ and $\mathcal{R}(D^{…

hep-ex2017★ 36 cited

Evidence for Isospin Violation and Measurement of $C P$ Asymmetries in $B \to K^{*} (892) γ$

T. Horiguchi, A. Ishikawa, H. Yamamoto +190

We report the first evidence for isospin violation in $B \to K^{*} γ$ and the first measurement of difference of $C P$ asymmetries between $B^{+} \to K^{*+} γ$ and $B^{0} \to K^{* 0} γ$ . T…

hep-ex2016★ 4 cited

First observation of $γ γ \to p p ˉ K^{+} K^{-}$ and search for exotic baryons in $p K$ systems

Belle Collaboration, C. P. Shen, C. Z. Yuan +177

The process $γ γ \to p p ˉ K^{+} K^{-}$ and its intermediate processes are measured for the first time using a 980~fb $^{- 1}$ data sample collected with the Belle detector at the KEKB…

hep-ex2009★ 10 cited

Measurement of the branching fraction for the decay Upsilon(4S) -> Upsilon(1S)pi+pi-

The Belle Collaboration, A. Sokolov, M. Shapkin

We study transitions between Upsilon states with the emission of charged pions using 604.6/fb of data collected with the Belle detector at the KEKB asymmetric-energy e+e- collider.…

hep-ex2008

Observation of B0 to p pbar K0 with a large K0 polarization

The Belle Collaboration, J. H. Chen, M. -Z. Wang

We observe the decay B0 to p pbar K*0 with a branching fraction of (1.18^{+0.29}_{-0.25} (stat.) \pm 0.11 (syst.)) \times 10^{-6}. The statistical significance is 7.2 sigma for the…

hep-ex2007★ 14 cited

Measurement of Time-Dependent CP-Violating Parameters in B0 -> K0S K0S decays

Belle Collaboration, Y. Nakahama, K. Sumisawa

We report a measurement of the CP-violating parameters in B0->K0S K0S decays based on a data sample of 657 million BBbar pairs collected at the Y(4S) resonance with the Belle detec…

hep-ex2007★ 398 cited

Observation of Two Resonant Structures in e+e- to pi+ pi- psi(2S) via Initial State Radiation at Belle

X. L. Wang, Belle Collaboration

The cross section for e+e- to pi+ pi- psi(2S) between threshold and \sqrt{s}=5.5 GeV is measured using 673 fb^{-1} of data on and off the Υ(4S) resonance collected with the Belle d…

Search for new hadronic decays of hc​ and observation of hc​→ppˉ​η

Measurement of R(D) and R(D∗) with a semileptonic tagging method

Evidence for Isospin Violation and Measurement of CP Asymmetries in B→K∗(892)γ

First observation of γγ→ppˉ​K+K− and search for exotic baryons in pK systems