Hai-Feng Li

activity

20152019

most citedTest of lepton-flavor universality in

B \to K^{*} ℓ^{+} ℓ^{-}

decays at Belle

170 citations · 383 across the 13 of their papers we have counts for

collaborators

13 papers

hep-ex2019★ 170 cited

Test of lepton-flavor universality in $B \to K^{*} ℓ^{+} ℓ^{-}$ decays at Belle

Belle Collaboration, S. Wehle, I. Adachi +179

We present a measurement of $R_{K^{*}}$ , the branching fraction ratio $B (B \to K^{*} μ^{+} μ^{-})$ / $B (B \to K^{*} e^{+} e^{-})$ , for both charged and neutral $B$ meso…

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★ 5 cited

Study of Excited $Ξ_{c}$ States Decaying into $Ξ_{c}^{0}$ and $Ξ_{c}^{+}$ Baryons

Belle Collaboration, J. Yelton, I. Adachi +151

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-ex2016★ 10 cited

Measurement of the CKM angle $φ_{1}$ in $B^{0} \to D ˉ^{(*) 0} h^{0}$ , $D ˉ^{0} \to K_{S}^{0} π^{+} π^{-}$ decays with time-dependent binned Dalitz plot analysis

Belle Collaboration, V. Vorobyev, I. Adachi +163

We report a measurement of the CP violation parameter $φ_{1}$ obtained in a time-dependent analysis of $B^{0} \to D ˉ^{(*) 0} h^{0}$ decays followed by $D ˉ^{0} \to K_{S}^{0} π^{+} π^{-}$ dec…

hep-ex2016★ 3 cited

Study of χ_{bJ}(1P) Properties in the Radiative Υ(2S) Decays

A. Abdesselam, I. Adachi, K. Adamczyk +444

We report a study of radiative decays of χ_{bJ}(1P)(J=0,1,2) mesons into 74 hadronic final states comprising charged and neutral pions, kaons, protons; out of these, 41 modes are o…

hep-ex2016★ 7 cited

Search for $X Y Z$ states in $Υ (1 S)$ inclusive decays

Belle Collaboration, C. P. Shen, C. Z. Yuan +152

The branching fractions of the $Υ (1 S)$ inclusive decays into final states with a $J / ψ$ or a $ψ (2 S)$ are measured with improved precision to be $\BR(Υ(1S)\to J/ψ+ {\rm anything})=(5…

hep-ex2015★ 86 cited

Study of e+e- => B() B()-bar pi+- at sqrt(s)=10.866 GeV

A. Garmash, A. Abdesselam, I. Adachi +158

We report the analysis of the three-body e+e- => B B-bar pi, B B*-bar pi, and B* B*-bar pi processes, including the first observation of the Zb+-(10610) =>[B B*-bar+c.c.]+- and Zb+…

hep-ex2015★ 4 cited

First Observation of the Decay B0->psi(2S)pi0

V. Chobanova, J. Dalseno, C. Kiesling +180

We report a measurement of the $B^{0} \to ψ (2 S) π^{0}$ branching fraction based on the full $Υ (4 S)$ data set of $772 \times 1 0^{6}$ $B B ˉ$ pairs collected by the Belle detector…

hep-ex2015★ 19 cited

Search for the rare decay $D^{0} \to γ γ$ at Belle

Belle Collaboration, N. K. Nisar, G. B. Mohanty +180

We search for the rare radiative decay $D^{0} \to γ γ$ using a data sample with an integrated luminosity of $832 f b^{- 1}$ recorded by the Belle detector at the KEKB $e^{+} e^{-}$ asymme…

hep-ex2015★ 19 cited

Observation of the decay $B_{s}^{0} \to K^{0} K^{0}$

Belle Collaboration, B. Pal, A. J. Schwartz +181

We measure the decay $B_{s}^{0} \to K^{0} K^{0}$ using data collected at the $Υ (5 S)$ resonance with the Belle detector at the KEKB $e^{+} e^{-}$ collider. The data sample used…

hep-ex2015★ 29 cited

Search for $B^{0} \to π^{-} τ^{+} ν_{τ}$ with hadronic tagging at Belle

Belle Collaboration, P. Hamer, A. Frey +181

We search for the process $B^{0} \to π^{-} τ^{+} ν_{τ}$ using the full Belle data set of $711 fb^{- 1}$ , corresponding to $772 \times 1 0^{6} B B ˉ$ pairs, collected at the $Υ (4 S)$ r…

hep-ex2015★ 17 cited

Measurements of $B \to D ˉ D_{s 0}^{+} (2317)$ decay rates and a search for isospin partners of the $D_{s 0}^{+} (2317)$

The Belle Collaboration, S. -K. Choi, S. L. Olsen +173

We report improved measurements of the product branching fractions ${\mathcal B}(B^+\rightarrow\bar{D}^0 D_{s0}^{*+} (2317))\times{\mathcal B}( D_{s0} ^{*+}(2317)\rightarrow D_s^{+…

Test of lepton-flavor universality in B→K∗ℓ+ℓ− decays at Belle

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

Evidence for the decay B0→ηη

Study of Excited Ξc​ States Decaying into Ξc0​ and Ξc+​ Baryons

Measurement of the CKM angle φ1​ in B0→Dˉ(∗)0h0, Dˉ0→KS0​π+π− decays with time-dependent binned Dalitz plot analysis

Study of χ_{bJ}(1P) Properties in the Radiative Υ(2S) Decays

Search for XYZ states in Υ(1S) inclusive decays

Study of e+e- => B(*) B(*)-bar pi+- at sqrt(s)=10.866 GeV