N. Shimizu

activity

20152022

most citedThe Belle II Physics Book

570 citations · 1.5k across the 23 of their papers we have counts for

collaborators

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19 papers · 1 filter

hep-ex2019★ 236 cited

Measurement of $R (D)$ and $R (D^{*})$ with a semileptonic tagging method

The Belle Collaboration, G. Caria, P. Urquijo +188

The experimental results on the ratios of branching fractions $R (D) = B (B ˉ \to D τ^{-} ν ˉ_{τ}) / B (B ˉ \to D ℓ^{-} ν ˉ_{ℓ})$ and $\mathcal{R}(D^…

hep-ex2019★ 68 cited

Measurement of $R (D)$ and $R (D^{*})$ with a semileptonic tagging method

The Belle Collaboration, A. Abdesselam, I. Adachi +461

We report a measurement of the ratios of branching fractions $R (D) = B (B ˉ \to D τ^{-} ν ˉ_{τ}) / B (B ˉ \to D ℓ^{-} ν ˉ_{ℓ})$ and $\mathcal{R}(D^{…

hep-ex2018★ 112 cited

Measurement of the CKM Matrix Element $∣ V_{c b} ∣$ from $B^{0} \to D^{*-} ℓ^{+} ν_{ℓ}$ at Belle

E. Waheed, P. Urquijo, I. Adachi +184

We present a new measurement of the CKM matrix element $∣ V_{c b} ∣$ from $B^{0} \to D^{*-} ℓ^{+} ν_{ℓ}$ decays, reconstructed with the full Belle data set of $711 f b^{- 1}$ i…

hep-ex2018★ 570 cited

The Belle II Physics Book

E. Kou, P. Urquijo, W. Altmannshofer +524

We present the physics program of the Belle II experiment, located on the intensity frontier SuperKEKB $e^{+} e^{-}$ collider. Belle II collected its first collisions in 2018, and is ex…

hep-ex2018★ 6 cited

Measurement of eta_c(1S), eta_c(2S) and non-resonant eta' pi+ pi- production via two-photon collisions

The Belle Collaboration, Q. N. Xu, I. Adachi +176

We report the measurement of gamma gamma to eta_c(1S), eta_c(2S) to eta' pi+ pi- with eta' decays to gamma rho and eta pi+ pi- using 941 fb^{-1} of data collected with the Belle de…

hep-ex2018★ 32 cited

Measurement of $cos 2 β$ in $B^{0} \to D^{(*)} h^{0}$ with $D \to K_{S}^{0} π^{+} π^{-}$ decays by a combined time-dependent Dalitz plot analysis of BaBar and Belle data

The BaBar, Belle Collaborations, : +407

We report measurements of $sin 2 β$ and $cos 2 β$ from a time-dependent Dalitz plot analysis of $B^{0} \to D^{(*)} h^{0}$ with $D \to K_{S}^{0} π^{+} π^{-}$ decays, where the lig…

hep-ex2018★ 3 cited

Inclusive study of bottomonium production in association with an $η$ meson in $e^{+} e^{-}$ annihilations near $Υ (5 S)$

Belle Collaboration, U. Tamponi, E. Guido +173

We study bottomonium production in association with an $η$ meson in $e^{+} e^{-}$ annihilations near the $Υ (5 S)$ , at a center of mass energy of $s = 10.866$ GeV. The results are b…

hep-ex2018★ 7 cited

Measurement of the branching fraction of $B \to D^{(*)} π ℓ ν$ at Belle using hadronic tagging in fully reconstructed events

A. Vossen, I. Adachi, K. Adamczyk +157

We report a measurement of the branching fraction of the decay $B \to D^{(*)} π ℓ ν$ . The analysis uses 772 $\times 1 0^{6}$ $B B ˉ$ pairs produced in $e^+e^-\rightarrow Υ(4…

hep-ex2018★ 7 cited

Measurement of the Decays $Λ_{c} \to Σ π π$ at Belle

Belle Collaboration, M. Berger, C. Schwanda +196

We report measurements of the branching fractions of the decays $Λ_{c}^{+} \to Σ^{+} π^{-} π^{+}$ , $Λ_{c}^{+} \to Σ^{0} π^{+} π^{0}$ and $Λ_{c}^{+} \to Σ^{+} π^{0} π^{0}$ relative to the reference channel $Λ^+_c\to pK^-π^+…

hep-ex2018★ 13 cited

Measurement of Branching Fractions of Hadronic Decays of the $Ω_{c}^{0}$ Baryon

Belle Collaboration, J. Yelton, I. Adachi +186

Using a data sample of 980 $fb^{- 1}$ of $e^{+} e^{-}$ annihilation data taken with the Belle detector operating at the KEKB asymmetric-energy $e^{+} e^{-}$ collider, we report the resu…

hep-ex2017★ 10 cited

Study of $K_{S}^{0}$ pair production in single-tag two-photon collisions

Belle Collaboration, M. Masuda, S. Uehara +185

We report a measurement of the cross section for $K_{S}^{0}$ pair production in single-tag two-photon collisions, $γ^{*} γ \to K_{S}^{0} K_{S}^{0}$ , for $Q^{2}$ up to 30 GeV $^{2}$ , where $Q^{2}$ is the…

hep-ex2017★ 2 cited

Search for light tetraquark states in $Υ (1 S)$ and $Υ (2 S)$ decays

Belle Collaboration, S. Jia, C. P. Shen +192

We search for the $J^{P C} = 0^{--}$ and $1^{+-}$ light tetraquark states with masses up to 2.46~GeV/ $c^{2}$ in $Υ (1 S)$ and $Υ (2 S)$ decays with data samples of $(102 \pm 2)$ million and…

hep-ex2017★ 98 cited

Observation of Excited $Ω_{c}$ Charmed Baryons in $e^{+} e^{-}$ Collisions

Belle Collaboration, J. Yelton, I. Adachi +177

Using the entire Belle data sample of 980 $fb^{- 1}$ of $e^{+} e^{-}$ collisions, we present the results of a study of excited $Ω_{c}$ charmed baryons in the decay mode $Ξ_{c}^{+} K^{-}$ . W…

hep-ex2017★ 232 cited

Measurement of the $τ$ lepton polarization and $R (D^{})$ in the decay $B ˉ \to D^{} τ^{-} ν ˉ_{τ}$ with one-prong hadronic $τ$ decays at Belle

S. Hirose, T. Iijima, I. Adachi +181

With the full data sample of $772 \times 1 0^{6}$ $B B ˉ$ pairs recorded by the Belle detector at the KEKB electron-positron collider, the decay $\bar{B} \rightarrow D^* τ^- \barν…

hep-ex2017★ 36 cited

Precise determination of the CKM matrix element $∣ V_{c b} ∣$ with $B ˉ^{0} \to D^{* +} ℓ^{-} ν ˉ_{ℓ}$ decays with hadronic tagging at Belle

The Belle Collaboration, A. Abdesselam, I. Adachi +459

The precise determination of the CKM matrix element $∣ V_{c b} ∣$ is important for carrying out tests of the flavour sector of the Standard Model. In this article we prese…

hep-ex2016

Measurement of Michel Parameters ( $η ˉ$ , $ξ κ$ ) in the radiative leptonic decay of tau at Belle

The Belle Collaboration, A. Abdesselam, I. Adachi +445

We present the first measurement of the Michel parameters $η ˉ$ and $ξ κ$ in the radiative leptonic decay of the $τ$ lepton using 703 f $b^{- 1}$ of data collected with the…

hep-ex2016★ 14 cited

Measurement of $C P$ asymmetry in the $D^{0} \to K_{S}^{0} K_{S}^{0}$ decay at Belle

A. Abdesselam, I. Adachi, K. Adamczyk +447

We report a measurement of the time-integrated $C P$ asymmetry in the neutral charm meson decay $D^{0} \to K_{S}^{0} K_{S}^{0}$ using 921~fb $^{- 1}$ data collected at the $Υ (4 S)$ and $Υ (5 S)$ r…

hep-ex2016

Evidence for the decay $B^{0} \to η η$

A. Abdesselam, I. Adachi, K. Adamczyk +447

We report a search for $B^{0} \to η η$ with a data sample corresponding to an integrated luminosity of $698 fb^{- 1}$ containing $753 \times 1 0^{6}$ $B B ˉ$ pairs collected…

hep-ex2016★ 26 cited

Measurement of the $τ$ lepton polarization in the decay $B ˉ \to D^{*} τ^{-} ν ˉ_{τ}$

A. Abdesselam, I. Adachi, K. Adamczyk +447

We report the first measurement of the $τ$ lepton polarization in the decay $B ˉ \to D^{*} τ^{-} ν ˉ_{τ}$ as well as a new measurement of the ratio of the branching frac…

Measurement of R(D) and R(D∗) with a semileptonic tagging method

Measurement of R(D) and R(D∗) with a semileptonic tagging method

Measurement of the CKM Matrix Element ∣Vcb​∣ from B0→D∗−ℓ+νℓ​ at Belle

The Belle II Physics Book

Measurement of eta_c(1S), eta_c(2S) and non-resonant eta' pi+ pi- production via two-photon collisions

Measurement of cos2β in B0→D(∗)h0 with D→KS0​π+π− decays by a combined time-dependent Dalitz plot analysis of BaBar and Belle data

Inclusive study of bottomonium production in association with an η meson in e+e− annihilations near Υ(5S)

Measurement of the branching fraction of B→D(∗)πℓν at Belle using hadronic tagging in fully reconstructed events

Measurement of the Decays Λc​→Σππ at Belle

Measurement of Branching Fractions of Hadronic Decays of the Ωc0​ Baryon

Study of KS0​ pair production in single-tag two-photon collisions

Search for light tetraquark states in Υ(1S) and Υ(2S) decays

Observation of Excited Ωc​ Charmed Baryons in e+e− Collisions

Measurement of the τ lepton polarization and R(D∗) in the decay Bˉ→D∗τ−νˉτ​ with one-prong hadronic τ decays at Belle

Precise determination of the CKM matrix element ∣Vcb​∣ with Bˉ0→D∗+ℓ−νˉℓ​ decays with hadronic tagging at Belle

Measurement of Michel Parameters (ηˉ​, ξκ) in the radiative leptonic decay of tau at Belle

Measurement of CP asymmetry in the D0→KS0​KS0​ decay at Belle

Evidence for the decay B0→ηη

Measurement of the τ lepton polarization in the decay Bˉ→D∗τ−νˉτ​

Measurement of $R (D)$ and $R (D^{*})$ with a semileptonic tagging method

Measurement of $R (D)$ and $R (D^{*})$ with a semileptonic tagging method

Measurement of the CKM Matrix Element $∣ V_{c b} ∣$ from $B^{0} \to D^{*-} ℓ^{+} ν_{ℓ}$ at Belle

Measurement of $cos 2 β$ in $B^{0} \to D^{(*)} h^{0}$ with $D \to K_{S}^{0} π^{+} π^{-}$ decays by a combined time-dependent Dalitz plot analysis of BaBar and Belle data

Inclusive study of bottomonium production in association with an $η$ meson in $e^{+} e^{-}$ annihilations near $Υ (5 S)$

Measurement of the branching fraction of $B \to D^{(*)} π ℓ ν$ at Belle using hadronic tagging in fully reconstructed events

Measurement of the Decays $Λ_{c} \to Σ π π$ at Belle

Measurement of Branching Fractions of Hadronic Decays of the $Ω_{c}^{0}$ Baryon

Study of $K_{S}^{0}$ pair production in single-tag two-photon collisions

Search for light tetraquark states in $Υ (1 S)$ and $Υ (2 S)$ decays

Observation of Excited $Ω_{c}$ Charmed Baryons in $e^{+} e^{-}$ Collisions

Measurement of the $τ$ lepton polarization and $R (D^{})$ in the decay $B ˉ \to D^{} τ^{-} ν ˉ_{τ}$ with one-prong hadronic $τ$ decays at Belle

Precise determination of the CKM matrix element $∣ V_{c b} ∣$ with $B ˉ^{0} \to D^{* +} ℓ^{-} ν ˉ_{ℓ}$ decays with hadronic tagging at Belle

Measurement of Michel Parameters ( $η ˉ$ , $ξ κ$ ) in the radiative leptonic decay of tau at Belle

Measurement of $C P$ asymmetry in the $D^{0} \to K_{S}^{0} K_{S}^{0}$ decay at Belle

Evidence for the decay $B^{0} \to η η$

Measurement of the $τ$ lepton polarization in the decay $B ˉ \to D^{*} τ^{-} ν ˉ_{τ}$