T. Tsuboyama · wovepaper

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20012023

most citedThe Physics of the B Factories

427 citations · 4.2k across the 73 of their papers we have counts for

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Search for lepton-flavor-violating $τ^{-} \to ℓ^{-} ϕ$ decays in 2019-2021 Belle II data

Belle II Collaboration, F. Abudinén, I. Adachi +575

We report a search for lepton-flavor-violating decays $τ^{-} \to ℓ^{-} ϕ$ ( $ℓ^{-} = e^{-}, μ^{-}$ ) at the Belle II experiment, using a sample of electron-positron data produced at the Su…

hep-ex2022★ 2 cited

Angular analysis of $B^{+} \to ρ^{+} ρ^{0}$ decays reconstructed in 2019, 2020, and 2021 Belle II data

Belle II Collaboration, F. Abudinén, I. Adachi +590

We report on a Belle II measurement of the branching fraction ( $B$ ), longitudinal polarization fraction ( $f_{L}$ ), and CP asymmetry ( $A_{C P}$ ) of $B^{+} \to ρ^{+} ρ^{0}$ …

Measurement of the branching fraction of the $B^{0} \to K_{S}^{0} π^{0} γ$ decay using 190 fb $^{- 1}$ of Belle II data

Belle II Collaboration, F. Abudinén, I. Adachi +590

We report the measurement of the branching fraction of the $B^{0} \to K_{S}^{0} π^{0} γ$ decay in $e^{+} e^{-} \to Υ (4 S) \to B B$ data recorded by the Belle II experiment at the Sup…

hep-ex2022★ 1 cited

First decay-time-dependent analysis of $B^{0} \to K_{S}^{0} π^{0}$ at Belle II

Belle II Collaboration, F. Abudinén, I. Adachi +590

We report measurements of the branching fraction ( $B$ ) and direct $C P$ -violating asymmetry ( $A_{C P}$ ) of the charmless decay $B^{0} \to K^{0} π^{0}$ at Belle II. A sample of…

hep-ex2022★ 1 cited

Study of Exclusive $B \to π e^{+} ν_{e}$ Decays with Hadronic Full-event-interpretation Tagging in 189.3 fb $^{- 1}$ of Belle II Data

Belle II Collaboration, F. Abudinén, I. Adachi +590

We present a reconstruction of the semileptonic decays $B^{0} \to π^{-} e^{+} ν_{e}$ and $B^{+} \to π^{0} e^{+} ν_{e}$ in a sample corresponding to 189.3 fb $^{- 1}$ of Belle II data, using events w…

hep-ex2022★ 4 cited

Measurement of the branching fraction for the decay $B \to K^{*} (892) ℓ^{+} ℓ^{-}$ at Belle II

Belle II Collaboration, F. Abudinén, I. Adachi +590

We report a measurement of the branching fraction of $B \to K^{*} (892) ℓ^{+} ℓ^{-}$ decays, where $ℓ^{+} ℓ^{-} = μ^{+} μ^{-}$ or $e^{+} e^{-}$ , using electron-positron collisions recorde…

hep-ex2021★ 1 cited

Study of $χ_{b J} (n P) \to ω Υ (1 S)$ at Belle

Belle Collaboration, A. Abdesselam, I. Adachi +470

We report results from a study of hadronic transitions of the $χ_{b J} (n P)$ states of bottomonium at Belle. The $P$ -wave states are reconstructed in transitions to the $Υ (1 S)$ with…

hep-ex2015★ 9 cited

Measurement of Azimuthal Modulations in the Cross-Section of Di-Pion Pairs in Di-Jet Production from Electron-Positron Annihilation

A. Abdesselam, I. Adachi, K. Adamczyk +418

We present an extraction of azimuthal correlations between two pairs of charged pions detected in opposite jets from electron-positron annihilation. These correlations may arise fr…

hep-ex2014★ 427 cited

The Physics of the B Factories

A. J. Bevan, B. Golob, Th. Mannel +2003

This work is on the Physics of the B Factories. Part A of this book contains a brief description of the SLAC and KEK B Factories as well as their detectors, BaBar and Belle, and da…

hep-ex2012★ 22 cited

Search for CP Violation in the Decay $D^{+} \to K_{S}^{0} K^{+}$

B. R. Ko, E. Won, I. Adachi +142

We search for CP violation in the decay $D^{+} \to K_{S}^{0} K^{+}$ using a data sample with an integrated luminosity of 977 fb $^{- 1}$ collected with the Belle detector at the KEKB…

hep-ex2012★ 12 cited

Search for double charmonium decays of the P-wave spin-triplet bottomonium states

The Belle Collaboration

Using a sample of 158 million $Υ (2 S)$ events collected with the Belle detector, we search for the first time for double charmonium decays of the $P$ -wave spin-triplet bottomonium s…

hep-ex2010★ 9 cited

Search for CP violating charge asymmetry in B^+ -> J/psi K^+ decays

K. Sakai, T. Kawasaki, H. Aihara +136

We present the result of a search for charge asymmetry in B^+ -> J/psi K^+ decays. The CP-violating charge asymmetry is measured to be A_CP(B^+ -> J/psi K^+) = [-0.76 +/- 0.50 (sta…

hep-ex2010★ 46 cited

Search for leptonic decays of D0 mesons

M. Petrič, M. Starič

We search for the flavor-changing neutral current decays D0\to mu+mu- and D0\to e+e-, and for the lepton-flavor violating decays D0\to e\pm mu\mp using 660 fb^-1 of data collected…

hep-ex2009★ 5 cited

Evidence of time-dependent CP violation in the decay B0 to D+D-

K. Vervink, T. Aushev, O. Schneider

We report a measurement of the CP-odd fraction and the time-dependent CP violation in B0 to D*+D*- decays, using 657.10^6 BBbar events collected at the Upsilon(4S) resonance with t…

hep-ex2008★ 25 cited

Measurement of branching fractions, isospin and CP-violating asymmetries for exclusive \boldmath $b \to d γ$ modes

N. Taniguchi, M. Nakao, S. Nishida

We report new measurements of the decays $B \to ρ^{+} γ$ , $B \to ρ^{0} γ$ and $B \to ω γ$ using a data sample of $657 \times 1 0^{6}$ $B$ meson pairs accumulated with the Belle detector at t…

hep-ex2008★ 11 cited

Measurement of the branching fraction and charge asymmetry of the decay B+ -> D+ D0bar and search for B0 -> D0 D0bar

Belle Collaboration

We report an improved measurement of the B+ -> D+ D0bar and B0 -> D0 D0bar decays based on 657 10^6 BBar events collected with the Belle detector at KEKB. We measure the branching…

hep-ex2007★ 13 cited

Observation of the Decay \bar{B0}-> Ds+ Lambda \bar{p}

T. Medvedeva, R. Chistov

We report the first observation of the decay \bar{B0} -> D_s^+ Lambda \bar{p} with a statistical significance of 6.6 sigma. We measure Br(\bar{B0} -> Ds+ Lambda \bar{p}) = (2.9 \pm…

hep-ex2007★ 13 cited

Search for B decays into eta' rho, eta' K*, eta' phi, eta' omega and eta' eta(') at Belle

J. Schümann

We report on a search for the exclusive two-body charmless hadronic B meson decays B-> eta' rho, B-> eta' K*, B-> eta' phi, B-> eta' omega and B->eta' eta('). The results are obtai…

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★ 12 cited

Observation of the decay $B^{0} \to J / ψ η$

M. -C. Chang

We report the first observation of $B^{0} \to J / ψ η$ decay. These results are obtained from a data sample that contains 449 million $B B ˉ$ pairs accumulated at the $Υ (4 S)$ resonan…

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★ 17 cited

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

S. Blyth

We present improved measurements of the branching fractions of the color-suppressed decays $B ˉ^{0} \to D^{(*) 0} h^{0}$ where $h^{0}$ represents a light neutral meson $π^{0}$ , $η…

hep-ex2006★ 248 cited

Observation of New States Decaying into $Λ_{c}^{+} K^{-} π^{+}$ and $Λ_{c}^{+} K_{S}^{0} π^{-}$

R. Chistov

We report the first observation of two charmed strange baryons that decay into $Λ_{c}^{+} K^{-} π^{+}$ . The broader of the two states is measured to have a mass of $2978.5 \pm 2.1 \pm 2.0$ 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…