S. Lee

activity

20002020

most citedStudy of time-dependent CP violation in B0 -> J/Psi pi0 decays

407 citations · 2.8k across the 43 of their papers we have counts for

collaborators

43 papers

hep-ex2020★ 5 cited

Search for $B^{0}$ Decays to Invisible Final States ( $+ γ$ ) at Belle

Belle Collaboration, Y. Ku, P. Chang +153

We report searches for $B^{0} \to invisible$ and $B^{0} \to invisible + γ$ decays, where the energy of the photon is required to be larger than 0.5 GeV. These results are obtained…

hep-ex2013★ 13 cited

Evidence for Semileptonic B- to p pbar l nubar Decays

K. -J. Tien, M. -Z. Wang, I. Adachi +166

We find evidence for the semileptonic baryonic decay $B^{-} \to p p ˉ ℓ^{-} ν ˉ_{ℓ}$ ( $ℓ = e, μ$ ), based on a data sample of 772 million $B B ˉ$ pairs collected at the $Υ (4 S)$ r…

hep-ex2013★ 13 cited

Evidence for the decay B0 --> K+K-pi0

The Belle Collaboration, V. Gaur, G. B. Mohanty +168

We report a search for charmless hadronic decays of neutral B mesons to the final state K+K-pi0. The results are based on a 711 fb^-1 data sample that contains 772x10^6 BB-bar pair…

hep-ex2013★ 91 cited

Evidence of a new narrow resonance decaying to $χ_{c 1} γ$ in $B \to χ_{c 1} γ K$

Belle Collaboration, V. Bhardwaj, K. Miyabayashi +188

We report measurements of $B \to χ_{c 1} γ K$ and $χ_{c 2} γ K$ decays using $772 \times 1 0^{6}$ $B B ˉ$ events collected at the $Υ (4 S)$ resonance with the Belle detector at the KEK…

hep-ex2013★ 119 cited

Search for B -> h(*) nu nubar with the full Belle Y(4S) data sample

O. Lutz, S. Neubauer, M. Heck +173

We report a search for the rare decays B -> h(*) nu nubar, where h(*) stands for K+, Ks0, K*+, K*0, pi+, pi0, rho+, rho0 and phi. The results are obtained from a 711 fb-1 data samp…

hep-ex2012★ 14 cited

Measurement of the inclusive semileptonic branching fraction $B (B_{s}^{0} \to X^{-} ℓ^{+} ν_{ℓ})$ at Belle

Belle Collaboration, C. Oswald, P. Urquijo +172

We report a measurement of the inclusive semileptonic $B_{s}^{0}$ branching fraction in a $121 f b^{- 1}$ data sample collected near the $Υ (5 S)$ resonance with the Belle detector at the…

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★ 40 cited

Precise measurement of the branching fractions for Bs->Ds()+ Ds()- and first measurement of the Ds+ Ds- polarization using e+e- collisions

S. Esen, A. J. Schwartz, H. Aihara +137

We have made a precise measurement of the absolute branching fractions of Bs->Ds(*)+ Ds(*)- decays using 121.4 fb-1 of data recorded by the Belle experiment running on the Upsilon(…

hep-ex2012★ 80 cited

Evidence for the eta_b(2S) and observation of h_b(1P) -> eta_b(1S) gamma and h_b(2P) -> eta_b(1S) gamma

Belle Collaboration, R. Mizuk, D. M. Asner +171

We report the first evidence for the eta_b(2S) using the h_b(2P)->eta_b(2S)gamma transition and the first observation of the h_b(1P)->eta_b(1S)gamma and h_b(2P)->eta_b(1S)gamma tra…

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-ex2010★ 22 cited

Measurement of eta eta production in two-photon collisions

S. Uehara, Y. Watanabe, H. Nakazawa +1

We report the first measurement of the differential cross section for the process gamma gamma --> eta eta in the kinematic range above the eta eta threshold, 1.096 GeV < W < 3.8 Ge…

hep-ex2010★ 120 cited

Observation of B+ -> Dbar*0 tau+ nu_tau and Evidence for B+ -> Dbar^0 tau+ nu_tau at Belle

A. Bozek, M. Rozanska et al.

We present measurements of B+ -> Dbar*0 tau+ nu_tau and B+ -> Dbar^0 tau+ nu_tau decays in a data sample of 657 x 10^6 BBbar pairs collected with the Belle detector at the KEKB asy…

hep-ex2010★ 18 cited

Observation of Bs->Ds()+Ds()- using e+e- collisions and a determination of the Bs-Bsbar width difference ΔΓ_s

S. Esen, A. J. Schwartz, I. Adachi +125

We have made the first observation of Bs->Ds(*)+Ds(*)- decays using 23.6 fb-1 of data recorded by the Belle experiment running on the Upsilon(5S) resonance. The branching fractions…

hep-ex2010★ 18 cited

Search for Lepton Flavor Violating tau- Decays into \ell-K0s and \ell-K0sK0s

Y. Miyazaki

We have searched for the lepton-flavor-violating decays tau- -> ell-K0s and ell-K0sK0s (ell = e or mu), using a data sample of 671 fb^-1 collected with the Belle detector at the KE…

hep-ex2010★ 28 cited

Measurement of Y(5S) decays to B^0 and B^+ mesons

A. Drutskoy

Decays of the Y(5S) resonance to channels with B^+ and B^0 mesons are studied using a 23.6 fb^{-1} data sample collected with the Belle detector at the KEKB asymmetric-energy e^+ e…

hep-ex2010★ 42 cited

Search for CP violation in the decays $D_{(s)}^{+} \to K_{S}^{0} π^{+}$ and $D_{(s)}^{+} \to K_{S}^{0} K^{+}$

B. R. Ko, E. Won

We have searched for CP violation in the charmed meson decays $D_{(s)}^{+} \to K_{S}^{0} π^{+}$ and $D_{(s)}^{+} \to K_{S}^{0} K^{+}$ using 673 fb $^{- 1}$ of data collected with the Belle detector…

hep-ex2008★ 7 cited

Evidence for B to K eta' gamma Decays at Belle

Belle Collaboration, R. Wedd

We present the results of a search for the radiative decay (B -> K eta' gamma) and find evidence for (B^+ -> K^+ eta' gamma) decays at the 3.3 standard deviation level with a parti…

hep-ex2005★ 1 cited

Measurement of phi_3 with Dalitz Plot Analysis of B+- -> D K*+- Decay

K. Abe

We present a measurement of the unitarity triangle angle phi_3 using a Dalitz plot analysis of the three-body decay of the neutral D meson from the B+- -> D K*+- process. Using a 2…

hep-ex2004★ 28 cited

Observation of the D1(2420)->DPI+PI- decays

The Belle Collaboration

We report on the first observation of $D_{1} \to D π^{+} π^{-}$ decays (where the contribution from the dominant known $D_{1} \to D^{*} π$ decay mode is excluded) in the $B \to D_{1} π$ decays. The…

hep-ex2004★ 407 cited

Study of time-dependent CP violation in B0 -> J/Psi pi0 decays

S. U. Kataoka

We report a measurement of CP asymmetry parameters in the decay B0(B0bar) -> J/Psi pi0, which is governed by the b->c cbar d transition. The analysis is based on a 140/fb data samp…

hep-ex2004★ 346 cited

Observation of a near-threshold omega-J/psi mass enhancement in exclusive B-->K omega J/psi decays

S. -K. Choi, S. L. Olsen

We report the observation of a near-threshold enhancement in the omega-J/psi invariant mass distribution for exclusive B-->K omega J/psi decays. The results are obtained from a 253…

hep-ex2004★ 21 cited

Measurement of Branching Fraction and CP Asymmetry in B+ ->rho+ pi0

J. Zhang

We report a measurement of the branching fraction for the decay $B^{+} \to ρ^{+} π^{0}$ based on a 140 $fb^{- 1}$ data sample collected with the Belle detector at the KEKB asymmetric…

hep-ex2004★ 16 cited

Search for the Lepton-Flavor-Violating Decay $τ^{-} \to μ^{-} η$ at Belle

Y. Enari

We have searched for the Lepton Flavor Violating decay $τ^{-} \to μ^{-} η$ using a data sample of 84.3 fb $^{- 1}$ accumulated with the Belle detector at KEK. The $η$ -meson was detected…

hep-ex2004★ 43 cited

Search for neutrinoless decays tau -> 3l

Y. Yusa

We have searched for neutrinoless tau lepton decays into three charged leptons using an 87.1 fb^{-1} data sample collected with the Belle detector at the KEKB e^+e^- collider. Sinc…

Search for B0 Decays to Invisible Final States (+γ) at Belle