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most citedThe T2K Experiment

824 citations · 11.5k across the 172 of their papers we have counts for

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Showing 2006 · hep-exShow all

26 papers · 2 filters

hep-ex2006★ 48 cited

Study of decays

The Belle Collaboration, A. Kuzmin

We report the results of a study of neutral B meson decays to the D^0 pi+ pi- final state, where the D^0 is fully reconstructed. The results are obtained from an event sample conta…

hep-ex2006★ 63 cited

Moments of the Hadronic Invariant Mass Spectrum in B --> X_c l nu Decays at Belle

C. Schwanda

We present a measurement of the hadronic invariant mass squared (M^2_X) spectrum in charmed semileptonic B meson decays B --> X_c l nu based on 140 fb^-1 of Belle data collected ne…

hep-ex2006★ 60 cited

Dalitz Analysis of Three-body Charmless B0=>K0pi+pi- Decay

A. Garmash

We report results of a Dalitz plot analysis of the three-body charmless B0=>K0pi+pi- decay. The analysis is performed with a data sample that contains 388 million BBbar pairs colle…

hep-ex2006★ 19 cited

First Observation of the Decay tau^- -> phi K^- nu_tau

Belle colaboration

We present the first observation of tau lepton decays to hadronic final states with a phi-meson. This analysis is based on 401 fb^-1 of data accumulated at the Belle experiment. Th…

hep-ex2006★ 99 cited

High statistics study of f_0(980) resonance in gamma gamma --> pi^+ pi^- production

The Belle Collaboration, K. Abe

We report on a high statistics measurement of the cross section of the process gamma gamma to pi^+ pi^- in the center-of-mass energy range 0.8 GeV/c^2 < W < 1.5 GeV/c^2 with 85.9 f…

hep-ex2006★ 54 cited

Moments of the electron energy spectrum and partial branching fraction of decays at Belle

P. Urquijo

We report a measurement of the inclusive electron energy spectrum for charmed semileptonic decays of B mesons in a 140fb-1 data sample collected at the Υ(4S) resonance with the Bel…

hep-ex2006★ 12 cited

Observation of the decay

M. -C. Chang

We report the first observation of decay. These results are obtained from a data sample that contains 449 million pairs accumulated at the resonan…

hep-ex2006★ 27 cited

A study of gamma gamma -> Ks Ks production at energies of 2.4-4.0GeV at Belle

W. T. Chen

production in two-photon collisions has been studied using a 397.6 fb data sample collected with the Belle detector at the KEKB collider. For the first…

hep-ex2006★ 10 cited

Improved measurements of branching fractions and CP partial rate asymmetries for and

by C. -M. Jen, P. Chang, K. Abe +2

We report improved measurements of to pseudoscalar-vector decays containing an meson in the final states. Our results are obtained from a data sample that contains $388\tim…

hep-ex2006★ 25 cited

Improved measurements of branching fractions for B -> K pi and B -> pi pi decays

S. -W. Lin, P. Chang

We report improved measurements of branching fractions for B -> K pi and B -> pi pi decays based on a data sample of 449 million B Bbar pairs collected at the Upsilon(4S) resonance…

hep-ex2006★ 12 cited

Observation of B^{\pm} \to χ_{c1} π^{\pm} and Search for Direct CP Violation

The Belle Collaboration, R. Kumar, J. B. Singh +1

We report the first observation of , the Cabibbo- and color-suppressed decay in a data sample of ~ events collected at the $Υ(4…

hep-ex2006★ 45 cited

Measurement of the mass of the -lepton and an upper limit on the mass difference between and

The Belle Collaboration, K. Belous, M. Shapkin +1

The mass of the lepton has been measured in the decay mode using a pseudomass technique. The result obtained from of data collected with the…

hep-ex2006★ 101 cited

Experimental Constraints on the Spin and Parity of the Lambda_c(2880)

R. Mizuk

We report the results of several studies of the Lambda_c+pi+pi-X final state in continuum e+e- annihilation data collected by the Belle detector. An analysis of angular distributio…

hep-ex2006★ 56 cited

Observation of Direct CP-Violation in B0 --> pi+pi- Decays and Model-Independent Constraints on phi2

The Belle Collaboration, H. Ishino

We present a new measurement of the time-dependent CP-violating parameters in B0 -> pi+pi- decays using a data sample that contains 535M BBbar pairs collected with the Belle detect…

hep-ex2006★ 42 cited

Measurement of inclusive , , and rates and determination of the production fraction in events at the Y(5S) resonance

A. Drutskoy

The inclusive production of , , and mesons is studied using a 1.86 fb data sample collected on the (5S) resonance by the Belle detector at the KEKB asymme…

hep-ex2006★ 17 cited

Improved Measurements of Color-Suppressed Decays B0bar -> D0 pi0, D0 eta, D0 omega, D*0 pi0, D*0 eta and D*0 omega

S. Blyth

We present improved measurements of the branching fractions of the color-suppressed decays where represents a light neutral meson , $η…

hep-ex2006★ 248 cited

Observation of New States Decaying into and

R. Chistov

We report the first observation of two charmed strange baryons that decay into . The broader of the two states is measured to have a mass of Me…

hep-ex2006★ 15 cited

Study of J/psi to p pbar, Lambda Lambdabar and observation of eta_c to Lambda Lambdabar at Belle

C. -H. Wu, M. -Z. Wang

We study the baryonic charmonium decays of B mesons, B+ to etac K+ and B+ to J/psi K+, where the etac and J/psi subsequently decay into a p pbar or Lambda Lambdabar pair. We measur…

hep-ex2006★ 668 cited

Measurement of Neutrino Oscillation by the K2K Experiment

K2K Collaboration, M. H. Ahn

We present measurements of nu_mu disappearance in K2K, the KEK to Kamioka long-baseline neutrino oscillation experiment. One hundred and twelve beam-originated neutrino events are…

hep-ex2006★ 34 cited

Measurement of the CKM parameter cos(2phi_1) using time-dependent Dalitz analysis of B0bar -> D[Ks pi+ pi-] h0

P. Krokovny

We present a measurement of the angle phi1 of the CKM Unitarity Triangle using time-dependent Dalitz analysis of D -> Ks pi+ pi- decays produced in neutral B meson decay to a neutr…

hep-ex2006★ 83 cited

Measurement of phi_3 with Dalitz plot analysis of B+ -> D(*)K(*)+ decay

The Belle Collaboration, A. Poluektov

We present a measurement of the unitarity triangle angle phi_3 using a Dalitz plot analysis of the K0_S pi+ pi- decay of the neutral D meson from the B+- -> D(*)K(*)+- process. The…

hep-ex2006★ 31 cited

Measurements of CP Violation in and Decays

The Belle Collaboration, F. J. Ronga

We report measurements of time dependent decay rates for decays and extraction of CP violation parameters that depend on . Using fully reconstructed $D^{…

hep-ex2006★ 104 cited

Measurement of D0 -> pilnu (Klnu) Form Factors and Absolute Branching Fractions

L. Widhalm

Using a 282 1/fb data sample collected by the Belle experiment at the KEKB e+e- collider, we study D0 decays to K-l+nu and pi-l+nu final states. The D0 flavor and momentum are tagg…

hep-ex2006★ 226 cited

Evidence of the Purely Leptonic Decay B- --> tau- nu_tau-bar

K. Ikado

We present the first evidence of the decay B- --> tau- nu_tau-bar using 414 fb^-1 of data collected at the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric-ener…