activity
19982026
most citedObservation of a New Narrow Charmonium State in Exclusive B+-->K+ pi+pi- J/psi Decays

2k citations · 8.1k across the 122 of their papers we have counts for

collaborators
Showing 2004Show all

12 papers · 1 filter

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★ 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★ 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★ 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★ 67 cited

Observation of B+ to Lambda Lambdabar K+

Y. -J. Lee, M. -Z. Wang

We report the first observation of the charmless hyperonic B decay, B^+ --> Lambda Lambdabar K^+, using a 140 fb^-1 data sample recorded at the Upsilon(4S) resonance with the Belle…

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 based on a 140 data sample collected with the Belle detector at the KEKB asymmetric…

hep-ex2004★ 8 cited

Evidence of B0 --> rho0 pi0

J. Dragic, T. Gershon

We present the first evidence of the decay B0 --> rho0 pi0, using 140fb^-1 of data collected at the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric e+e- collid…

hep-ex2004★ 220 cited

An inclusive measurement of the photon energy spectrum in b->s gamma decays

P. Koppenburg

We report a fully inclusive measurement of the flavour changing neutral current decay b->s gamma in the energy range 1.8 GeV < E* < 2.8 GeV, covering 95% of the total spectrum. Usi…

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…