activity
20012009
most citedImproved Measurement of Mixing-induced CP Violation in the Neutral B Meson System

211 citations · 705 across the 12 of their papers we have counts for

collaborators

12 papers

hep-ex2009★ 111 cited

Experimental study of the decay

The E391a Collaboration, J. K. Ahn

The first dedicated search for the rare neutral-kaon decay has been carried out in the E391a experiment at the KEK 12-GeV proton synchrotron. The final upper li…

hep-ex2003★ 97 cited

An Upper Bound on the Decay tau -> mu gamma from Belle

K. Abe

We have performed a search for the lepton-flavor-violating decay tau -> mu gamma using a data sample of 86.3fb^{-1} accumulated by the Belle detector at KEK. No evidence for a sign…

hep-ex2002★ 211 cited

Improved Measurement of Mixing-induced CP Violation in the Neutral B Meson System

The Belle Collaboration, K. Abe

We present an improved measurement of the standard model CP violation parameter sin2phi_1 (also known as sin2beta) based on a sample of 85 times 10^6 B Bbar pairs collected at the…

hep-ex2002★ 13 cited

Measurement of the Oscillation Frequency for B0-Bobar Mixing using Hadronic B0 Decays

Belle Collaboration, T. Tomura

The oscillation frequency of B0-B0bar mixing (Delta-m_d) has been measured using 29.1 fb^{-1} of datacollected with the Belle detector at KEKB. This measurement is made through the…

hep-ex2002★ 13 cited

Observation of B+- -> omega K+- Decay

R. -S. Lu

We report the first observation of the charmless two-body mode decay, and a new measurement of the branching fraction for the decay. T…

hep-ex2002★ 45 cited

Study of B -> ρπdecays at Belle

Belle Collaboration, A. Gordon

This paper describes a study of B meson decays to the pseudoscalar-vector final state ρπusing 31.9\times 10^6 B\bar{B} events collected with the Belle detector at KEKB. The branchi…

hep-ex2002★ 29 cited

Search for Charmless Two-body Baryonic Decays of B Mesons

K. Abe, The Belle Collaboration

We report the results of a search for the rare baryonic decays , , and . The analysis is based on a data set of …

hep-ex2002★ 56 cited

Observation of Mixing-induced CP Violation in the Neutral B Meson System

Belle Collaboration, K. Abe

This report describes an observation of mixing-induced CP violation and a measurement of the CP violation parameter, sin(2phi_1), with the Belle detector at the KEKB asymmetric e+e…

hep-ex2001★ 48 cited

Measurement of Br(Bbar -> D+l-nubar) and Determination of |Vcb|

Belle Collaboration, K. Abe

We present a measurement of the branching fraction for the semileptonic B decay Bbar -> D+l-nubar, where l- can be either an electron or a muon. We find Gamma(Bbar -> D+l-nubar)= (…

hep-ex2001★ 46 cited

Observation of Cabibbo-suppressed and W-exchange Lambda_c^+ baryon decays

Belle Collaboration, K. Abe

We present measurements of the Cabibbo-suppressed decays Lambda_c^+ --> Lambda0 K+ and Lambda_c^+ --> Sigma0 K+ (both first observations), Lambda_c^+ --> Sigma+ K+ pi- (seen with l…

hep-ex2001★ 14 cited

Search for Direct CP Violation in B -> K pi Decays

K. Abe

We search for direct CP violation in flavor specific B -> K pi decays by measuring the rate asymmetry between charge conjugate modes. The search is performed on a data sample of 11…

hep-ex2001★ 22 cited

Measurement of Inclusive Production of Neutral Pions from Upsilon(4S) Decays

Belle Collaboration, K. Abe

Using the Belle detector operating at the KEKB e+e- storage ring, we have measured the mean multiplicity and the momentum spectrum of neutral pions from the decays of the Upsilon(4…