activity
20002003
most citedObservation of Large CP Violation in the Neutral B Meson System

625 citations · 1.6k across the 15 of their papers we have counts for

collaborators

15 papers

hep-ex2003★ 26 cited

Observation of B0bar --> D0 K0bar and B0bar --> D0 K*0bar decays

P. Krokovny

We report on a search for B0bar --> D0 K(*)0bar decays based on 85 10^6 BBar events collected with the Belle detector at KEKB. The B0bar --> D0 K0bar and B0bar --> D0 K*0bar decays…

hep-ex2002★ 14 cited

Measurement of the inclusive semileptonic branching fraction of B mesons and |Vcb|

The Belle collaboration

We present a measurement of the electron spectrum from inclusive semileptonic {\it B} decay, using 5.1 fb of data collected with the Belle detector. A high-momentum…

hep-ex2002★ 64 cited

Measurement of the Electroweak Penguin Process B --> X(s) l+ l-

J. Kaneko, Belle Collaboration

We report the first measurement of the branching fraction for the inclusive decay B --> X(s) l+ l-, where l is either an electron or a muon and X(s) is a hadronic recoil system tha…

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★ 15 cited

Observation of the decay B^0->D+D*-

Belle Collaboration, K. Abe

We report the first observation of the decay B^0->D+-D*-+ with the Belle detector at the KEKB e^+e^- collider operated at the Upsilon(4S) resonance. The sum of branching fractions…

hep-ex2002★ 18 cited

Measurement of χ_{c2} Production in Two-Photon Collisions

Belle Collaboration, K. Abe

The production of the χ_{c2} charmonium state in two-photon collisions has been measured with the Belle detector at the KEKB e^+e^- collider. A clear signal for χ_{c2} --> γJ/ψ, J/…

hep-ex2001★ 43 cited

Observation of B+ -> chi_c0 K+

Belle Collaboration, K. Abe

Using a sample of B\bar{B}$ pairs collected with the Belle detector at the Y(4S) resonance, we make the first observation of the charged B meson decay to chi_c0 and a…

hep-ex2001★ 56 cited

Measurement of the Branching Fraction for B->eta' K and Search for B->eta'pi+

K. Abe

We report measurements for two-body charmless B decays with an eta' meson in the final state. Using 11.1X10^6 BBbar pairs collected with the Belle detector, we find BF(B^+ ->eta'K^…

hep-ex2001★ 625 cited

Observation of Large CP Violation in the Neutral B Meson System

K. Abe, The Belle Collaboration

We present a measurement of the Standard Model CP violation parameter sin 2phi_1 based on a 29.1 fb^{-1} data sample collected at the Upsilon(4S) resonance with the Belle detector…

hep-ex2001

Observation of

K. Abe, The Belle Collaboration

We report the first observation of the decay using 21.3 fb of data collected by the Belle detector at the (4S) resonance. The preliminary result for…

hep-ex2001★ 27 cited

Observation of B->J/psi K1(1270)

K. Abe, Belle Collaboration

We report the first observation of the exclusive decay process B->J/psi K1(1270) using a sample of 11.2M BBbar meson pairs collected in the Belle detector at the KEKB asymmetric e+…

hep-ex2001★ 81 cited

Measurement of Branching Fractions for B->ππ, Kπand KK Decays

K. Abe

We report measurements of the branching fractions for , , and , and , , and . The results are…

hep-ex2001★ 266 cited

A Measurement of the Branching Fraction for the Inclusive B --> X(s) gamma Decays with the Belle Detector

The Belle Collaboration, K. Abe

We have measured the branching fraction of the inclusive radiative B meson decay B --> X(s) gamma to be Br(B->X(s)gamma)=(3.36 +/- 0.53(stat) +/- 0.42(sys) +0.50-0.54(th)) x 10^{-4…

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…

hep-ex2000★ 99 cited

Measurement of B0d - B0d-bar mixing rate from the time evolution of dilepton events at the Upsilon(4S)

K. Abe

We report a determination of the B0d - B0d-bar mixing parameter Delta-m_d based on the time evolution of dilepton yields in Upsilon(4S) decays. The measurement is based on a 5.9 /f…