Hyejin Jang

activity

20012003

most citedObservation of Double cc bar Production in e+ e- Annihilation at sqrt{s} ~ 10.6 GeV

279 citations · 1.4k across the 18 of their papers we have counts for

collaborators

18 papers

hep-ex2003★ 264 cited

Study of B- => D0 pi-(D0 => D(*)+ pi-) decays

Belle Collaboration

We report the results of a study of charged B decays to the D+- pi-+ pi-+ and D*+- pi-+ pi-+ final states using complete D(*) reconstruction. The contributions of two-body B => D**…

hep-ex2003★ 65 cited

Study of B meson decays to three-body charmless hadronic final states

A. Garmash

We report results of a study of charmless B meson decays to three-body KPiPi, KKPi and KKK final states. Measurements of branching fractions for B decays to K+0Pi+Pi-, K+K+K-, K0K+…

hep-ex2003★ 52 cited

Measurement of branching fraction ratios and CP asymmetries in $B^{\pm} \to D_{C P} K^{\pm}$

S. K. Swain, T. E. Browder

We report results on the decay $B^{-} \to D_{C P} K^{-}$ and its charge conjugate using a data sample of 85.4 million $B B ˉ$ pairs recorded at the $Υ (4 S)$ resonance with the Bell…

hep-ex2003★ 32 cited

Study of Time-Dependent CP-Violating Asymmetries in b->sq q Decays

K. Abe

We present a measurement of CP-violation parameters in the b->sq q penguin transitions (q=s,u,d) based on a 78/fb data sample collected at the Y(4S) resonance with the Belle detect…

hep-ex2003★ 46 cited

Evidence for CP-Violating Asymmetries in B0->pi+pi- Decays and Constraints on the CKM Angle phi2

Belle Collaboration, K. Abe

We present an improved measurement of CP-violating asymmetries in B0 -> pi+ pi- decays based on a 78 fb^-1 data sample collected at the Y(4S) resonance with the Belle detector at t…

hep-ex2002★ 26 cited

Study of $B^{0} ˉ \to D^{(*) 0} π^{+} π^{-}$ Decays

The Belle Collaboration, A. Satpathy

We report on a study of $B^{0} ˉ \to D^{(*) 0} π^{+} π^{-}$ decays using 29.1 fb $^{- 1}$ of $e^{+} e^{-}$ annihilation data recorded at the $Υ (4 S)$ resonance with the Belle detector…

hep-ex2002★ 34 cited

Studies of B0-B0bar Mixing Properties with Inclusive Dilepton Events

N. C. Hastings

We report a precise determination of the B0-B0bar mixing parameter Delta-m_d based on the time evolution of same-sign and opposite-sign dilepton yields in Upsilon(4S) decays. Data…

hep-ex2002★ 12 cited

Measurement of the $B^{0} - B ˉ^{0}$ mixing rate with $B^{0} (B ˉ^{0}) \to D^{*\mp} π^{\pm}$ partial reconstruction

Y. Zheng, T. E. Browder

We report a measurement of the $B^{0} - B ˉ^{0}$ mixing parameter $Δ m_{d}$ based on a $29.1 f b^{- 1}$ sample of $Υ (4 S)$ resonance decays collected by the Belle detector at the KEKB…

hep-ex2002★ 137 cited

Search for the Electric Dipole Moment of the tau Lepton

Belle collaboration, K. Inami

We have searched for a CP violation signature arising from an electric dipole moment (d_tau) of the tau lepton in the e+e- -> tau+tau- reaction. Using an optimal observable method…

hep-ex2002★ 30 cited

Study of Exclusive B decays to Charmed Baryons

N. Gabyshev, H. Kichimi, Belle Collaboration

Using 29.1fb-1 of data accumulated at the Upsilon(4S) with the Belle detector at KEKB, we have studied the decay modes B0bar->Lambda_c+ pbar pi+pi-, B- -> Lambda_c+ pbar pi-, and B…

hep-ex2002★ 279 cited

Observation of Double cc bar Production in e+ e- Annihilation at sqrt{s} ~ 10.6 GeV

The Belle Collaboration, K. Abe

We report the observation of prompt J/psi via double ccbar production from the e+e- continuum. In this process one ccbar pair fragments into a J/psi meson while the remaining pair…

hep-ex2002★ 20 cited

Precise Measurement of B Meson Lifetimes with Hadronic Decay Final States

Belle collaboration, K. Abe

The lifetimes of the B0bar and B- mesons are extracted from 29.1/fb of data collected with the Belle detector at the KEK B-factory. A fit to the decay length differences of neutral…

hep-ex2002★ 14 cited

Observation of chi_c2 Production in B-meson Decay

Belle Collaboration

We report the first observation of chi_c2 production in B-meson decays. We find an inclusive B -> chi_c2 X branching fraction of (1.80^{+0.23}_{-0.28}+/- 0.26) 10^-3. The data set,…

hep-ex2001★ 88 cited

Observation of the Decay $B \to K ℓ^{+} ℓ^{-}$

K. Abe

We report a search for the flavor-changing neutral current decay $B \to K^{(*)} ℓ^{+} ℓ^{-}$ using a 29.1 fb $^{- 1}$ data sample accumulated at the $Υ (4 S)$ resonance with th…

hep-ex2001★ 71 cited

Production of Prompt Charmonia in $e^{+} e^{-}$ Annihilation at $s \approx 10.6$ GeV

K. Abe

The production of prompt $J / ψ$ , $ψ (2 S)$ , $χ_{c 1}$ and $χ_{c 2}$ is studied using a $32.4 f b^{- 1}$ data sample collected with the Belle detector at the $Υ (4 S)$ and 60 MeV below the r…

hep-ex2001★ 47 cited

Observation of Color-suppressed $B ˉ^{0} \to D^{0} π^{0}$ , $D^{* 0} π^{0}$ , $D^{0} η$ , and $D^{0} ω$ Decays

K. Abe, The Belle Collaboration

We report the first observation of color-suppressed $B ˉ^{0} \to D^{0} π^{0}$ , $D^{* 0} π^{0}$ , $D^{0} η$ , and $D^{0} ω$ decays and evidence for $B ˉ^{0} \to D^{* 0} η$ and $D^{*0}ω…

hep-ex2001★ 29 cited

Observation of Cabibbo suppressed $B \to D^{(*)} K^{-}$ decays at Belle

K. Abe

Cabibbo-suppressed decays $B \to D^{(*)} K^{-}$ using a 10.4 fb $^{- 1}$ data sample accumulated at the $Υ (4 S)$ resonance with the Belle detector at the KEKB $e^{+} e^{-}$ storage ring. Th…

hep-ex2001★ 118 cited

Measurement of the CP Violation Parameter sin(2phi_1) in B^0_d Meson Decays

A. Abashian

We present a measurement of the Standard Model CP violation parameter sin(2phi_1) based on a 10.5 fb^{-1} data sample collected at the Upsilon(4S) resonance with the Belle detector…

Study of B- => D**0 pi-(D**0 => D(*)+ pi-) decays

Study of B meson decays to three-body charmless hadronic final states

Measurement of branching fraction ratios and CP asymmetries in B±→DCP​K±

Study of Time-Dependent CP-Violating Asymmetries in b->sq q Decays

Evidence for CP-Violating Asymmetries in B0->pi+pi- Decays and Constraints on the CKM Angle phi2

Study of B0ˉ→D(∗)0π+π− Decays

Studies of B0-B0bar Mixing Properties with Inclusive Dilepton Events

Measurement of the B0−Bˉ0 mixing rate with B0(Bˉ0)→D∗∓π± partial reconstruction

Search for the Electric Dipole Moment of the tau Lepton

Study of Exclusive B decays to Charmed Baryons

Observation of Double cc bar Production in e+ e- Annihilation at sqrt{s} ~ 10.6 GeV

Precise Measurement of B Meson Lifetimes with Hadronic Decay Final States

Observation of chi_c2 Production in B-meson Decay

Observation of the Decay B→Kℓ+ℓ−

Production of Prompt Charmonia in e+e− Annihilation at s​≈10.6 GeV

Observation of Color-suppressed Bˉ0→D0π0, D∗0π0, D0η, and D0ω Decays

Observation of Cabibbo suppressed B→D(∗)K− decays at Belle

Measurement of the CP Violation Parameter sin(2phi_1) in B^0_d Meson Decays

Study of B- => D0 pi-(D0 => D(*)+ pi-) decays

Measurement of branching fraction ratios and CP asymmetries in $B^{\pm} \to D_{C P} K^{\pm}$

Study of $B^{0} ˉ \to D^{(*) 0} π^{+} π^{-}$ Decays

Measurement of the $B^{0} - B ˉ^{0}$ mixing rate with $B^{0} (B ˉ^{0}) \to D^{*\mp} π^{\pm}$ partial reconstruction

Observation of the Decay $B \to K ℓ^{+} ℓ^{-}$

Production of Prompt Charmonia in $e^{+} e^{-}$ Annihilation at $s \approx 10.6$ GeV

Observation of Color-suppressed $B ˉ^{0} \to D^{0} π^{0}$ , $D^{* 0} π^{0}$ , $D^{0} η$ , and $D^{0} ω$ Decays

Observation of Cabibbo suppressed $B \to D^{(*)} K^{-}$ decays at Belle