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Physics Achievements from the Belle Experiment
Jolanta Brodzicka, Thomas Browder, Paoti Chang +21
The Belle experiment, running at the KEKB e+e- asymmetric energy collider during the first decade of the century, achieved its original objective of measuring precisely differences…
Measurement of the inclusive semileptonic branching fraction at Belle
Belle Collaboration, C. Oswald, P. Urquijo +172
We report a measurement of the inclusive semileptonic branching fraction in a data sample collected near the resonance with the Belle detector at the…
Study of B^0 -> rho^0 rho^0 decays, implications for the CKM angle phi_2 and search for other B^0 decay modes with a four-pion final state
The Belle Collaboration, P. Vanhoefer, J. Dalseno +171
We present a study of the branching fraction of the decay B^0->rho0rho0 and the fraction of longitudinally polarized rho0 mesons in this decay. The results are obtained from the fi…
Measurements of Branching Fractions and Direct CP Asymmetries for B -> K pi, B->pi pi and B->to KK Decays
Y. -T. Duh, T. -Y. Wu, P. Chang +140
We report measurements of the branching fractions and direct CP asymmetries (A_{CP}) for B->K pi, pi pi and KK decays (but not pi^0 pi^0) based on the final data sample of 772x10^6…
Study of Three-Body Y(10860) Decays
I. Adachi, K. Adamczyk, H. Aihara +337
We report preliminary results on the analysis of the three-body Y(10860)=> B barB pi, Y(10860) => (B barB* + c.c.) pi and Y(10860)=> B* barB* pi decays including an observation of…
Evidence for B- -> tau- nu_tau-bar with a Hadronic Tagging Method Using the Full Data Sample of Belle
Belle Collaboration, K. Hara, Y. Horii +179
We measure the branching fraction of B- -> tau- nu_tau-bar using the full Upsilon(4S) data sample containing 772*10^6 BBbar pairs collected with the Belle detector at the KEKB asym…
Evidence for a Zb0(10610) in Dalitz analysis of Y(5S) -> Y(nS) pi0 pi0
I. Adachi, K. Adamczyk, H. Aihara +331
We report the first observation of Y(5S) -> Y(1,2S) pi0 pi0 decays. Evidence for the Zb0(10610) with 4.9sigma significance is found in a Dalitz plot analysis of Y(5S) -> Y(2S) pi0…
Search for B -> phi pi decays
Belle collaboration, J. H. Kim, M. Nakao +149
We report on a search for the charmless decays and that are strongly suppressed in the Standard Model. The analysis is based on a data sample of…
Evidence for B- -> Ds+ K- l- nubar and search for B- -> Ds*+ K- l- nubar
Belle Collaboration, J. Stypula, M. Rozanska +165
We report measurements of the decays B- -> Ds(*)+ K- l- nubar in a data sample containing 657x10^6 BBbar pairs collected with the Belle detector at the KEKB asymmetric-energy e+e-…
First observation of CP violation and improved measurement of the branching fraction and polarization of B0 -> D*+ D*- decays
Belle Collaboration, B. Kronenbitter, I. Adachi +160
We report the measurement of the branching fraction, the polarization, and the parameters of the time-dependent CP violation in B0 -> D*+ D*- decays using a data sample of 772 mill…
Search for decays to invisible final states at Belle
Belle Collaboration, C. -L. Hsu, P. Chang +154
We report a search for decays into invisible final states using a data sample of pairs collected at the resonance with the Belle dete…
Search for Lepton-Flavor-Violating and Lepton-Number-Violating tau to lhh' Decay Modes
Y. Miyazaki, I. Adachi, H. Aihara +128
We search for lepton-flavor-violating and lepton-number-violating tau decays into a lepton (l = electron or muon) and two charged mesons (h, h' = pion or Kaon) using 854 fb^{-1} of…
Search for the decay followed by
The Belle Collaboration, K. Negishi, Y. Horii +136
We report a study of the decay followed by , where indicates or . We reconstruct the state in a phase…
Evidence for the eta_b(2S) and observation of h_b(1P) -> eta_b(1S) gamma and h_b(2P) -> eta_b(1S) gamma
Belle Collaboration, R. Mizuk, D. M. Asner +171
We report the first evidence for the eta_b(2S) using the h_b(2P)->eta_b(2S)gamma transition and the first observation of the h_b(1P)->eta_b(1S)gamma and h_b(2P)->eta_b(1S)gamma tra…
Measurement of Branching Fraction and First Evidence of CP Violation in B0 --> a1+-(1260) pi-+ Decays
Belle Collaboration, J. Dalseno, I. Adachi +142
We present a measurement of the branching fraction and time-dependent CP violation parameters in B0 --> a_1^+-(1260) pi^-+ decays. The results are obtained from the final data samp…
Measurement of gamma gamma* --> pi0 transition form factor at Belle
The Belle Collaboration, S. Uehara, Y. Watanabe +158
We report a measurement of the process gamma gamma* --> pi0 with a 759 fb^{-1} data sample recorded with the Belle detector at the KEKB asymmetric-energy e+e- collider. The pion tr…
First observation of exclusive and decays into light hadrons
Belle Collaboration, C. P. Shen, C. Z. Yuan +153
Using samples of 102 million and 158 million events collected with the Belle detector, we study exclusive hadronic decays of these two bottomonium resonances to the…
Measurements of Branching Fractions and Time-dependent CP Violating Asymmetries in Decays
Belle Collaboration, M. Röhrken, I. Adachi +161
We report measurements of branching fractions and time-dependent CP asymmetries in and decays using a data sample that contains $…
Search for Time-Dependent CPT Violation in Hadronic and Semileptonic B Decays
T. Higuchi, K. Sumisawa, I. Adachi +176
We report a new sensitive search for CPT violation, which includes improved measurements of the CPT-violating parameter z and the total decay-width difference normalized to the ave…
First Measurement of phi_3 with a Model-independent Dalitz Plot Analysis of B->DK, D->KsPiPi Decay
Belle collaboration, H. Aihara, K. Arinstein +159
We present the first measurement of the angle phi_3 of the Unitarity Triangle using a model-independent Dalitz plot analysis of B->DK, D->KsPiPi decays. The method uses an input me…
Measurement of and Constraint on the Mixing Angle
M. -C. Chang, Y. -C. Duh, J. -Y. Lin +153
We measure the branching fractions of decays with the complete Belle data sample of events collected at the res…
Measurement of the CP-violation Parameter sin2 with a New Tagging Method at the Resonance
Belle Collaboration, Y. Sato, H. Yamamoto +160
We report a measurement of the CP-violation parameter sin2 at the resonance using a new tagging method, called "- tagging." In decays containing a neutra…
Observation of new resonant structures in , and
Z. Q. Liu, C. P. Shen, C. Z. Yuan +2
The processes , , and are measured using an 870 fb data sample collected with the Belle detector at the KEKB asymmetric-energy collider. Producti…
Precise measurement of the CP violation parameter sin2phi_1 in B0-->(c\bar c)K0 decays
Belle Collaboration, I. Adachi, H. Aihara +173
We present a precise measurement of the CP violation parameter sin2phi_1 and the direct CP violation parameter A_f using the final data sample of 772x10^6 B\bar B pairs collected a…