C.-Z. Yuan

activity

19982026

most citedMeasurement of the branching ratio of

B ˉ \to D^{(*)} τ^{-} ν ˉ_{τ}

relative to

B ˉ \to D^{(*)} ℓ^{-} ν ˉ_{ℓ}

decays with hadronic tagging at Belle

676 citations · 10.1k across the 259 of their papers we have counts for

collaborators

Showing 2012Show all

17 papers · 1 filter

hep-ex2012★ 68 cited

Observation of ψ(4040) and ψ(4160) decay into ηJ/ψ

Belle Collaboration, X. L. Wang, Y. L. Han +126

The cross section for e^+e^- \to ηJ/ψbetween \sqrt{s}=3.8 GeV/c^2 and 5.3 GeV/c^2 is measured via initial state radiation using 980 fb^{-1} of data on and around the Υ(nS)(n=1,2,3,…

hep-ex2012★ 8 cited

Study of the Hadronic Transitions $Υ$ (2S) $\to (η, π^{0}) Υ$ (1S) at Belle

Belle Collaboration, U. Tamponi, R. Mussa +131

We study the rare hadronic transitions $Υ (2 S) \to Υ (1 S) η$ and $Υ (2 S) \to Υ (1 S) π^{0}$ using a sample of 158 $\times 1 0^{6}$ $Υ (2 S)$ decays collected with the Belle detecto…

hep-ex2012★ 7 cited

Observation of $η_{c}$ decay into $Σ^{+} Σ ˉ^{-}$ and $Ξ^{-} Ξ ˉ^{+}$ final states

The BESIII Collaboration, M. Ablikim, M. N. Achasov +349

Using a data sample of $2.25 \times 1 0^{8}$ $J / ψ$ events collected with the BESIII detector, we present the first observation of the decays of $η_{c}$ mesons to $Σ^{+} Σ ˉ^{-}$ and…

hep-ex2012★ 16 cited

Measurement of $χ_{c J}$ decaying into $p n ˉ π^{-}$ and $p n ˉ π^{-} π^{0}$

M. Ablikim, M. N. Achasov, O. Albayrak +345

Using a data sample of $1.06 \times 1 0^{8}$ $\psip$ events collected with the BESIII detector in 2009, the branching fractions of $χ_{c J} \to p n ˉ π^{-}$ and $χ_{cJ}\to p\bar{n}π…

hep-ex2012★ 55 cited

Study of $ψ (3686) \to π^{0} h_{c}, h_{c} \to γ η_{c}$ via $η_{c}$ exclusive decays

The BESIII Collaboration, M. Ablikim, M. N. Achasov +346

The process $ψ (3686) \to π^{0} h_{c}, h_{c} \to γ η_{c}$ has been studied with a data sample of $106 \pm 4$ million $ψ (3686)$ events collected with the BESIII detector at the BEPCII storage…

hep-ex2012★ 24 cited

Search for $η$ and $η^{'}$ Invisible Decays in $J / ψ \to ϕ η$ and $ϕ η^{'}$

M. Ablikim, M. N. Achasov, O. Albayrak +340

Using a sample of $(225.3 \pm 2.8) \times 1 0^{6}$ $J / ψ$ decays collected with the BESIII detector at BEPCII, searches for invisible decays of $η$ and $η^{'}$ in $J / ψ \to ϕ η$ and $ϕη…

hep-ex2012★ 18 cited

Evidence for $η_{c} \to γ γ$ and Measurement of $J / ψ \to 3 γ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +340

The decay of $J / ψ$ to three photons is studied using $ψ (3686) \to π^{+} π^{-} J / ψ$ in a sample of $1.0641 \times 1 0^{8}$ $ψ (3686)$ events collected with the BESIII detector. Evidence of the di…

hep-ex2012★ 20 cited

Two-photon widths of the $χ_{c 0, 2}$ states and helicity analysis for $χ_{c2}\arγγ$}

BESIII Collaboration, M. Ablikim, M. N. Achasov +354

Based on a data sample of 106 M $ψ^{'}$ events collected with the BESIII detector, the decays $ψ^{\prime}\arγχ_{c0, 2}$,$χ_{c0, 2}\arγγ$ are studied to determine the two-photo…

hep-ex2012★ 223 cited

Measurement of gamma gamma* --> pi0 transition form factor at Belle

The Belle Collaboration, S. Uehara, Y. Watanabe +158

We report a measurement of the process gamma gamma* --> pi0 with a 759 fb^{-1} data sample recorded with the Belle detector at the KEKB asymmetric-energy e+e- collider. The pion tr…

hep-ex2012★ 9 cited

First observation of exclusive $Υ (1 S)$ and $Υ (2 S)$ decays into light hadrons

Belle Collaboration, C. P. Shen, C. Z. Yuan +153

Using samples of 102 million $Υ (1 S)$ and 158 million $Υ (2 S)$ events collected with the Belle detector, we study exclusive hadronic decays of these two bottomonium resonances to the…

hep-ex2012

Study of $J / ψ \to p p ˉ$ and $J / ψ \to n n ˉ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +354

The decays $J / ψ \to p p ˉ$ and $J / ψ \to n n ˉ$ have been investigated with a sample of 225.2 million $J / ψ$ events collected with the BESIII detector at the BEPCII $e^{+} e^{-}$ coll…

hep-ex2012★ 36 cited

Search for Time-Dependent CPT Violation in Hadronic and Semileptonic B Decays

T. Higuchi, K. Sumisawa, I. Adachi +176

We report a new sensitive search for CPT violation, which includes improved measurements of the CPT-violating parameter z and the total decay-width difference normalized to the ave…

hep-ex2012★ 57 cited

First Measurement of phi_3 with a Model-independent Dalitz Plot Analysis of B->DK, D->KsPiPi Decay

Belle collaboration, H. Aihara, K. Arinstein +159

We present the first measurement of the angle phi_3 of the Unitarity Triangle using a model-independent Dalitz plot analysis of B->DK, D->KsPiPi decays. The method uses an input me…

hep-ex2012★ 10 cited

Evidence for the Direct Two-Photon Transition from $ψ (3686)$ to $J / ψ$

BESIII Collaboration, M. Ablikim, M. N. Achasov +354

The two-photon transition $ψ (3686) \to γ γ J / ψ$ is studied in a sample of 106 million $ψ (3686)$ decays collected by the BESIII detector. The branching fraction is measured to be $(3.1\…

hep-ex2012★ 19 cited

Precision measurement of the branching fractions of J/psi -> pi+pi-pi0 and psi' -> pi+pi-pi0

BESIII Collaboration, M. Ablikim, M. N. Achasov +345

We study the decays of the J/psi and psi' mesons to pi+pi-pi0 using data samples at both resonances collected with the BES III detector in 2009. We measure the corresponding branch…

hep-ex2012★ 26 cited

First observation of $B_{s}^{0} \to J / ψ η$ and $B_{s}^{0} \to J / ψ η^{'}$

Jin Li

We report first observations of $B_{s}^{0} \to J / ψ η$ and $B_{s}^{0} \to J / ψ η^{'}$ . The results are obtained from 121.4 fb^{-1} of data collected at the $Υ (5 S)$ resonance with the Belle detector…

hep-ex2012★ 99 cited

First observation of $η (1405)$ decays into $f_{0} (980) π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +332

The decays $J / ψ \to γ π^{+} π^{-} π^{0}$ and $J / ψ \to γ π^{0} π^{0} π^{0}$ are analyzed using a sample of 225 million $\jpsi$ events collected with the BESIII detector. The decay of $η…

Observation of ψ(4040) and ψ(4160) decay into ηJ/ψ

Study of the Hadronic Transitions Υ(2S)→(η,π0)Υ(1S) at Belle

Observation of ηc​ decay into Σ+Σˉ− and Ξ−Ξˉ+ final states

Measurement of χcJ​ decaying into pnˉπ− and pnˉπ−π0

Study of ψ(3686)→π0hc​,hc​→γηc​ via ηc​ exclusive decays

Search for η and η′ Invisible Decays in J/ψ→ϕη and ϕη′

Evidence for ηc​→γγ and Measurement of J/ψ→3γ

Two-photon widths of the χc0,2​ states and helicity analysis for $χ_{c2}\arγγ$}

Measurement of gamma gamma* --> pi0 transition form factor at Belle

First observation of exclusive Υ(1S) and Υ(2S) decays into light hadrons

Study of J/ψ→ppˉ​ and J/ψ→nnˉ

Search for Time-Dependent CPT Violation in Hadronic and Semileptonic B Decays

First Measurement of phi_3 with a Model-independent Dalitz Plot Analysis of B->DK, D->KsPiPi Decay

Evidence for the Direct Two-Photon Transition from ψ(3686) to J/ψ

Precision measurement of the branching fractions of J/psi -> pi+pi-pi0 and psi' -> pi+pi-pi0

First observation of Bs0​→J/ψη and Bs0​→J/ψη′

First observation of η(1405) decays into f0​(980)π0

Study of the Hadronic Transitions $Υ$ (2S) $\to (η, π^{0}) Υ$ (1S) at Belle

Observation of $η_{c}$ decay into $Σ^{+} Σ ˉ^{-}$ and $Ξ^{-} Ξ ˉ^{+}$ final states

Measurement of $χ_{c J}$ decaying into $p n ˉ π^{-}$ and $p n ˉ π^{-} π^{0}$

Study of $ψ (3686) \to π^{0} h_{c}, h_{c} \to γ η_{c}$ via $η_{c}$ exclusive decays

Search for $η$ and $η^{'}$ Invisible Decays in $J / ψ \to ϕ η$ and $ϕ η^{'}$

Evidence for $η_{c} \to γ γ$ and Measurement of $J / ψ \to 3 γ$

Two-photon widths of the $χ_{c 0, 2}$ states and helicity analysis for $χ_{c2}\arγγ$}

First observation of exclusive $Υ (1 S)$ and $Υ (2 S)$ decays into light hadrons

Study of $J / ψ \to p p ˉ$ and $J / ψ \to n n ˉ$

Evidence for the Direct Two-Photon Transition from $ψ (3686)$ to $J / ψ$

First observation of $B_{s}^{0} \to J / ψ η$ and $B_{s}^{0} \to J / ψ η^{'}$

First observation of $η (1405)$ decays into $f_{0} (980) π^{0}$