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20012011
most citedObservation of Large CP Violation in the Neutral B Meson System

625 citations · 1.4k across the 20 of their papers we have counts for

collaborators

20 papers

hep-ph2011★ 3 cited

T-matrix of Decay into Two Photons

N. Kanda, R. Abe, T. Fujita +2

We first confirm that Nishijima's method of the calculation can precisely reproduce the observed life time of decay. Then, we calculate, for the first t…

hep-ex2002★ 49 cited

Observation of B0bar->Lambda_c+pbar decay

N. Gabyshev, H. Kichimi

We report the measurement of the charmed baryonic decay B0bar->Lambda_c+pbar with a branching fraction of (2.19^{+0.56}_{-0.49}+-0.32+-0.57)x10^{-5} and a statistical significance…

hep-ex2002★ 42 cited

Measurement of Branching Fractions and Charge Asymmetries for Two-Body B Meson Decays with Charmonium

Belle Collaboration

We report branching fractions and charge asymmetries for exclusive decays of charged and neutral B mesons to two-body final states containing a charmonium meson, J/psi or psi(2S).…

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★ 35 cited

Observation of B -> D^{(*)} K^- K^{0(*)} decays

Belle Collaboration, A. Drutskoy

The B -> D^{(*)} K^- K^{(*)0} decays have been observed for the first time. The branching fractions of the B -> D^{(*)} K^- K^{(*)0} decay modes are measured. Significant signals a…

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★ 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-ex2002★ 23 cited

Study of CP-Violating Asymmetries in B0 -> pi+pi- Decays

The Belle Collaboration, K. Abe

We present a measurement of CP-violating asymmetries in B0 -> pi+pi- decays based on a 41.8 fb-1 data sample collected at the Upsilon(4S) resonance with the Belle detector at the K…

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★ 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★ 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★ 38 cited

A Measurement of Lifetime Difference in Meson Decays

Belle Collaboration, K. Abe

We report a measurement of the - mixing parameter using 23.4 fb of data collected near the (4S) resonance with the Belle detector at KEKB. $y_{…

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★ 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…