D. Liventsev

activity

20012026

most citedObservation of a New Narrow Charmonium State in Exclusive B+-->K+ pi+pi- J/psi Decays

2k citations · 24.8k across the 531 of their papers we have counts for

collaborators

Showing 2008Show all

19 papers · 1 filter

hep-ex2008

Measurement of the Differential Branching Fraction and Forward-Backward Asymmetry for B->K(*)l+l-

The Belle Collaboration, I. Adachi

We study B->K(*)l+l- decays based on a large data sample of 657 million BB pairs collected with the Belle detector at the KEKB e+e- collider. The differential branching fraction, t…

hep-ex2008★ 71 cited

Observation of an enhancement in $e^{+} e^{-} \to Υ (1 S) π^{+} π^{-}$ , $Υ (2 S) π^{+} π^{-}$ , and $Υ (3 S) π^{+} π^{-}$ production around $s = 10.89$ GeV at Belle

K. -F. Chen

We measure the production cross sections for $e^{+} e^{-} \to Υ (1 S) π^{+} π^{-}$ , $Υ (2 S) π^{+} π^{-}$ , and $Υ (3 S) π^{+} π^{-}$ as a function of $s$ between 10.83 GeV and 11.02 GeV. The data consis…

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-ex2008★ 123 cited

Study of the $B \to X (3872) (\to D^{* 0} D ˉ^{0}) K$ decay

T. Aushev, N. Zwahlen

We present a study of $B \to X (3872) K$ with X(3872) decaying to $D^{* 0} D ˉ^{0}$ using a sample of 657 million $B B ˉ$ pairs recorded at the $Υ (4 S)$ resonance with the Belle detec…

hep-ex2008★ 26 cited

Measurement of CP asymmetries in $B^{0} \to K^{0} π^{0}$ decays

M. Fujikawa, Y. Yusa

We report measurements of CP violation parameters in $B^{0} \to K^{0} π^{0}$ decays based on a data sample of $657 \times 1 0^{6} B B ˉ$ pairs collected with the Belle detector at the KE…

hep-ex2008★ 5 cited

Observation of $B^{\pm} \to ψ (2 S) π^{\pm}$ and search for direct CP-violation

V. Bhardwaj, R. Kumar, J. B. Singh

We report the first observation of $B^{\pm} \to ψ (2 S) π^{\pm}$ , a Cabibbo- and color-suppressed decay. This analysis is based on $657 \times 1 0^{6}$ $B B$ events collected at t…

hep-ex2008★ 67 cited

Study of Ω_c^0 and Ω_c^{*0} Baryons at Belle

E. Solovieva, R. Chistov

We report results from a study of the charmed double strange baryons Ω_c^0 and Ω_c^{*0} at Belle. The Ω_c^0 is reconstructed using the Ω_c^0 --> Ω^- π^+ decay mode, and its mass is…

hep-ex2008★ 14 cited

Measurement of $B^{0} \to π^{+} π^{-} π^{+} π^{-}$ Decays and Search for $B^{0} \to ρ^{0} ρ^{0}$

The Belle Collaboration, C. -C. Chiang

We report on a search for the decay $B^{0} \to ρ^{0} ρ^{0}$ and other charmless modes with a $π^{+} π^{-} π^{+} π^{-}$ final state, including $B^{0} \to ρ^{0} π^{+} π^{-}$ , non-resonant $B^{0} \to 4 π^{\pm}$ , $B^0\to…

hep-ex2008★ 71 cited

Observation of an enhancement in e+e- to Upsilon(1S)pi+pi-, Upsilon(2S)pi+pi-, and Upsilon(3S)pi+pi- production near sqrt{s}=10.89 GeV at Belle

The Belle Collaboration, K. -F. Chen, W. -S. Hou

We measure the production cross sections for e+e- -> Upsilon(1S)pi+pi-, Upsilon(2S)pi+pi-, and Upsilon(3S)pi+pi- as a function of sqrt{s} between 10.83 GeV and 11.02 GeV. The data…

hep-ex2008★ 115 cited

Observation of the $ϕ (1680)$ and the Y(2175) in $e^{+} e^{-} \to ϕ π^{+} π^{-}$

The Belle Collaboration, C. P. Shen

The cross sections for $e^{+} e^{-} \to ϕ π^{+} π^{-}$ and $e^+ e^- \to ϕ\fzero$ are measured from threshold to $s = 3.0$ $GeV$ using initial state radiation. The analysis is bas…

hep-ex2008★ 278 cited

Observation of a near-threshold enhancement in the e+e- -->Lambda_c+Lambda_c- cross section using initial-state radiation

G. Pakhlova

We report a measurement of the exclusive e+e- -->Lambda_c+ Lambda_c- cross section as a function of center-of-mass energy near the Lambda_c+ Lambda_c- threshold. A clear peak with…

hep-ex2008★ 78 cited

Measurement of CP asymmetry in Cabibbo suppressed D0 decays

M. Staric

We measure the CP-violating asymmetries in decays to the D0 -> K+K- and D0 -> pi+pi- CP eigenstates using 540 fb^{-1} of data collected with the Belle detector at or near the Upsil…

hep-ex2008★ 207 cited

High-Statistics Study of the tau^- -> pi^- pi^0 nu_tau Decay

M. Fujikawa, H. Hayashii, S. Eidelman

We report a high-statistics measurement of the branching fraction for tau^- --> pi^- pi^0 nu_tau and the invariant mass spectrum of the produced pi^- pi^0 system using 72.2 fb^-1 o…

hep-ex2008★ 25 cited

Search for $B \to π ℓ^{+} ℓ^{-}$ Decays at Belle

J. -T. Wei, K. -F. Chen

We present a search for the B-> pi e^+ e^- and B-> pi μ^+ μ^- decays, with a data sample of 657 million BBbar pairs collected with the Belle detector at the KEKB $e^{+} e^{-}$ collider.…

hep-ex2008★ 5 cited

Search for B+ -> D*+ pi0 decay

Belle Collaboration, M. Iwabuchi, M. Nakao

We report on a search for the doubly Cabibbo suppressed decay B+ -> D*+ pi0, based on a data sample of 657 million BBbar pairs collected at the Upsilon(4S) resonance with the Belle…

hep-ex2008★ 36 cited

Measurement of masses of the $Ξ_{c} (2645)$ and $Ξ_{c} (2815)$ baryons and observation of $Ξ_{c} (2980) \to Ξ_{c} (2645) π$ %and observation of the $Ξ_{c} (2980)$ and observation of $Ξ_{c} (2980) \to Ξ_{c} (2645) π$

Belle Collaboration, T. Lesiak

We report a precise measurement of the masses of the $Ξ_{c} (2645)$ and $Ξ_{c} (2815)$ baryons using a data sample of 414 fb $^{- 1}$ collected by the Belle collaboration at the KEKB $e^+…

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-ex2008★ 15 cited

Search for lepton-flavor-violating $τ \to ℓ V^{0}$ decays at Belle

Y. Nishio, K. Inami, T. Ohshima

We have searched for neutrinoless $τ$ lepton decays into $ℓ$ and $V^{0}$ , where $ℓ$ stands for an electron or muon, and $V^{0}$ for a vector meson ( $ϕ$ , $ω$ , $K^{* 0}$ , $\bar{K}^{…

hep-ex2008★ 13 cited

Measurement of the ratio B(D0->pi+pi-pi0)/B(D0->K-pi+pi0) and the time-integrated CP asymmetry in D0->pi+pi-pi0

Belle Collaboration

We report a high-statistics measurement of the relative branching fraction B(D0->pi+pi-pi0)/B(D0->K-pi+pi0) using a 532 fb^{-1} data sample collected with the Belle detector at the…

Measurement of the Differential Branching Fraction and Forward-Backward Asymmetry for B->K(*)l+l-

Observation of an enhancement in e+e−→Υ(1S)π+π−, Υ(2S)π+π−, and Υ(3S)π+π− production around s​=10.89 GeV at Belle

Evidence for B to K eta' gamma Decays at Belle

Study of the B→X(3872)(→D∗0Dˉ0)K decay

Measurement of CP asymmetries in B0→K0π0 decays

Observation of B±→ψ(2S)π± and search for direct CP-violation