D. Liventsev

activity

20012026

most citedObservation of two charged bottomonium-like resonances in Y(5S) decays

610 citations · 9.1k across the 164 of their papers we have counts for

collaborators

Showing 2006Show all

17 papers · 1 filter

hep-ex2006★ 63 cited

Moments of the Hadronic Invariant Mass Spectrum in B --> X_c l nu Decays at Belle

C. Schwanda

We present a measurement of the hadronic invariant mass squared (M^2_X) spectrum in charmed semileptonic B meson decays B --> X_c l nu based on 140 fb^-1 of Belle data collected ne…

hep-ex2006★ 19 cited

First Observation of the Decay tau^- -> phi K^- nu_tau

Belle colaboration

We present the first observation of tau lepton decays to hadronic final states with a phi-meson. This analysis is based on 401 fb^-1 of data accumulated at the Belle experiment. Th…

hep-ex2006★ 99 cited

High statistics study of f_0(980) resonance in gamma gamma --> pi^+ pi^- production

The Belle Collaboration, K. Abe

We report on a high statistics measurement of the cross section of the process gamma gamma to pi^+ pi^- in the center-of-mass energy range 0.8 GeV/c^2 < W < 1.5 GeV/c^2 with 85.9 f…

hep-ex2006★ 54 cited

Moments of the electron energy spectrum and partial branching fraction of $B \to X_{c} e ν$ decays at Belle

P. Urquijo

We report a measurement of the inclusive electron energy spectrum for charmed semileptonic decays of B mesons in a 140fb-1 data sample collected at the Υ(4S) resonance with the Bel…

hep-ex2006★ 27 cited

A study of gamma gamma -> Ks Ks production at energies of 2.4-4.0GeV at Belle

W. T. Chen

$K_{S}^{0} K_{S}^{0}$ production in two-photon collisions has been studied using a 397.6 fb $^{- 1}$ data sample collected with the Belle detector at the KEKB $e^{+} e^{-}$ collider. For the first…

hep-ex2006★ 10 cited

Improved measurements of branching fractions and CP partial rate asymmetries for $B \to ω K$ and $B \to ω π$

by C. -M. Jen, P. Chang, K. Abe +2

We report improved measurements of $B$ to pseudoscalar-vector decays containing an $ω$ meson in the final states. Our results are obtained from a data sample that contains $388\tim…

hep-ex2006★ 25 cited

Improved measurements of branching fractions for B -> K pi and B -> pi pi decays

S. -W. Lin, P. Chang

We report improved measurements of branching fractions for B -> K pi and B -> pi pi decays based on a data sample of 449 million B Bbar pairs collected at the Upsilon(4S) resonance…

hep-ex2006★ 12 cited

Observation of B^{\pm} \to χ_{c1} π^{\pm} and Search for Direct CP Violation

The Belle Collaboration, R. Kumar, J. B. Singh +1

We report the first observation of $B^{\pm} \to χ_{c 1} π^{\pm}$ , the Cabibbo- and color-suppressed decay in a data sample of $386 \times 1 0^{6}$ ~ $B B ˉ$ events collected at the $Υ(4…

hep-ex2006★ 101 cited

Experimental Constraints on the Spin and Parity of the Lambda_c(2880)

R. Mizuk

We report the results of several studies of the Lambda_c+pi+pi-X final state in continuum e+e- annihilation data collected by the Belle detector. An analysis of angular distributio…

hep-ex2006★ 42 cited

Measurement of inclusive $D_{s}$ , $D^{0}$ , and $J / ψ$ rates and determination of the $B_{s}^{()} B ˉ_{s}^{()}$ production fraction in $b b ˉ$ events at the Y(5S) resonance

A. Drutskoy

The inclusive production of $D_{s}$ , $D^{0}$ , and $J / ψ$ mesons is studied using a 1.86 fb $^{- 1}$ data sample collected on the $Υ$ (5S) resonance by the Belle detector at the KEKB asymme…

hep-ex2006★ 17 cited

Improved Measurements of Color-Suppressed Decays B0bar -> D0 pi0, D0 eta, D0 omega, D0 pi0, D0 eta and D*0 omega

S. Blyth

We present improved measurements of the branching fractions of the color-suppressed decays $B ˉ^{0} \to D^{(*) 0} h^{0}$ where $h^{0}$ represents a light neutral meson $π^{0}$ , $η…

hep-ex2006★ 248 cited

Observation of New States Decaying into $Λ_{c}^{+} K^{-} π^{+}$ and $Λ_{c}^{+} K_{S}^{0} π^{-}$

R. Chistov

We report the first observation of two charmed strange baryons that decay into $Λ_{c}^{+} K^{-} π^{+}$ . The broader of the two states is measured to have a mass of $2978.5 \pm 2.1 \pm 2.0$ Me…

hep-ex2006★ 15 cited

Study of J/psi to p pbar, Lambda Lambdabar and observation of eta_c to Lambda Lambdabar at Belle

C. -H. Wu, M. -Z. Wang

We study the baryonic charmonium decays of B mesons, B+ to etac K+ and B+ to J/psi K+, where the etac and J/psi subsequently decay into a p pbar or Lambda Lambdabar pair. We measur…

hep-ex2006★ 83 cited

Measurement of phi_3 with Dalitz plot analysis of B+ -> D()K()+ decay

The Belle Collaboration, A. Poluektov

We present a measurement of the unitarity triangle angle phi_3 using a Dalitz plot analysis of the K0_S pi+ pi- decay of the neutral D meson from the B+- -> D(*)K(*)+- process. The…

hep-ex2006★ 31 cited

Measurements of CP Violation in $B^{0} \to D^{*-} π^{+}$ and $B^{0} \to D^{-} π^{+}$ Decays

The Belle Collaboration, F. J. Ronga

We report measurements of time dependent decay rates for $B^{0} \to D^{(*) -} π^{+}$ decays and extraction of CP violation parameters that depend on $ϕ_{3}$ . Using fully reconstructed $D^{…

hep-ex2006★ 226 cited

Evidence of the Purely Leptonic Decay B- --> tau- nu_tau-bar

K. Ikado

We present the first evidence of the decay B- --> tau- nu_tau-bar using 414 fb^-1 of data collected at the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric-ener…

hep-ex2006★ 50 cited

Study of B+- --> D_CP K+- and D^*_CP K+- decays

K. Abe

We report a study of the modes D_CP K+- and D^*_CP K+- where D^(*) decays to CP eigenstates. The data sample used contains 275 x 10^6 BB events at the Upsilon(4S) resonance collect…