activity
20032021
most citedObservation of a near-threshold omega-J/psi mass enhancement in exclusive B-->K omega J/psi decays

346 citations · 2.9k across the 48 of their papers we have counts for

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Showing 2004 · hep-exShow all

16 papers · 2 filters

hep-ex2004★ 139 cited

Observation of an Isotriplet of Excited Charmed Baryons Decaying to

R. Mizuk

We report the observation of an isotriplet of excited charmed baryons, decaying into Lambda_c+ pi-, Lambda_c+ pi0 and Lambda_c+ pi+. We measure the mass differences M(Lambda_c+ pi)…

hep-ex2004★ 58 cited

Observation of B+ --> K1(1270)+ gamma

Heyoung Yang

We report the observation of the radiative decay B+ --> K1(1270)+ gamma using a data sample of 140 fb-1 taken at the Upsilon(4S) resonance with the Belle detector at the KEKB e+e-…

hep-ex2004★ 3 cited

Spectra of prompt electrons from decays of B+ and B0 mesons and ratio of inclusive semielectronic branching fractions

T. Okabe

We present spectra of prompt electrons from decays of neutral and charged B mesons. The results are based on 140 /fb of data collected by the Belle detector on the Upsilon(4S) reso…

hep-ex2004★ 23 cited

Observation of B+ -> K+ eta gamma

S. Nishida

We report measurements of radiative B decays with K eta gamma final states, using a data sample of 253 /fb recorded at the Upsilon(4S) resonance with the Belle detector at the KEKB…

hep-ex2004★ 154 cited

Evidence for Direct CP Violation in B0 -> K+- pi-+ Decays

Y. Chao

We report evidence for direct CP violation in the decay B0 -> K+-pi-+ with 253/fb of data collected with the Belle detector at the KEKB e+e- collider. Using 275 million B B_bar pai…

hep-ex2004

Observation of B+ --> K1(1270)+ gamma

K. Abe

We report the observation of the radiative decay B+ --> K1(1270)+ gamma using a data sample of 140 fb-1 taken at the Upsilon(4S) resonance with the Belle detector at the KEKB e+e-…

hep-ex2004★ 26 cited

Study of B0 -> rho+-pi-+ Time-dependent CP Violation at Belle

C. C. Wang

We present a time-dependent analysis of CP violation in B0 -> rho pi decays based on a 140 1/fb data sample collected at the Y(4S) resonance with the Belle detector at the KEKB asy…

hep-ex2004★ 16 cited

Search for , and at Belle

M. -C. Chang

We report results of a search for the charmless two-body baryonic decays B^0 \to p \bar{p}, B^0 \to Λ\barΛ, and B^+\to p \barΛ based on the analysis of a 140 fb^{-1} data sample. W…

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★ 20 cited

Search for D^0-D^0bar mixing in D^0 -> K+pi- decays and measurement of the doubly-Cabibbo-suppressed decay rate

J. Li, Z. P. Zhang, A. J. Schwartz

We have searched for mixing in the D0-D0bar system by measuring the decay-time distribution of D0->K+pi- decays. The analysis uses 90 fb^{-1} of data collected by the Belle detecto…

hep-ex2004★ 7 cited

Time-Dependent CP Violation Effects in Partially Reconstructed Decays

T. Gershon

We report measurements of time-dependent decay rates for decays and extraction of CP violation parameters related to . We use a partial reconstruction…

hep-ex2004★ 19 cited

Improved Measurements of Partial Rate Asymmetry in B -> h h Decays

Y. Chao, P. Chang

We report improved measurements of the partial rate asymmetry (Acp) in B -> h h decays with 140fb^-1 of data collected with the Belle detector at the KEKB e+e- collider. Here h sta…

hep-ex2004★ 143 cited

Study of double charmonium production in e^+ e^- annihilation at \sqrt{s} ~ 10.6 GeV

K. Abe

We present a new analysis of double charmonium production in e^+ e^- annihilation. The observation of the processes e^+ e^- -> J/psi eta_c, J/psi chi_c0, and J/psi eta_c(2S) is con…

hep-ex2004★ 30 cited

Observation of the Decays B0->K+pi-pi0 and B0->rho-K+

P. Chang

We report the observation of B^0 decays to the K^+pi^-pi^0 final state using a data sample of 78 fb^-1 collected by the Belle detector at the KEKB e^+e^- collider. With no assumpti…

hep-ex2004★ 96 cited

Measurement of the B --> K^* gamma Branching Fractions and Asymmetries

Mikihiko Nakao

We report measurements of the radiative decay B --> K^*γ. The analysis is based on a data sample containing 85.0*10^6 B meson pairs collected by the Belle detector at the KEKB stor…

hep-ex2004★ 77 cited

Observation of Large CP Violation and Evidence for Direct CP Violation in B0-->pi+pi- Decays

K. Abe

We report the first observation of CP-violating asymmetries in B0 --> pi+pi- decays based on a 140 fb-1 data sample collected at the Upsilon(4S) resonance with the Belle detector a…