S. L. Olsen

activity

19982025

most citedObservation of a charged charmoniumlike structure in e+e- to pi+pi-J/psi at \sqrt{s}=4.26 GeV

919 citations · 12.4k across the 223 of their papers we have counts for

collaborators

Showing 2005Show all

23 papers · 1 filter

hep-ex2005★ 131 cited

Evidence for Large Direct CP Violation in B+-=>rho(770)0K+- from Analysis of the Three-Body Charmless B+-=>K+-pi+-pi-+ Decay

A. Garmash

We report results on a Dalitz analysis of three-body charmless B+-=>K+-pi+-pi-+ decay including searches for direct CP violation. We report the first observation of the decay B+=>f…

hep-ex2005★ 19 cited

Observation of B^+ -> \barΞ_c^0Λ_c^+ and Evidence for B^0 -> \barΞ_c^-Λ_c^+

R. Chistov

We report the first observation of the decay B+ -> \barΞ_c^0 Λ_c^+ with a significance of 8.7 σand evidence for the decay B^0 -> \barΞ_c^-Λ_c^+ with a significance of 3.8 σ. The pr…

hep-ex2005★ 10 cited

Measurement of the branching fractions for B- --> D()+ pi- l- nu-bar and B0bar --> D()0 pi+ l- nu-bar

The Belle Collaboration, D. Liventsev, T. Matsumoto

We report on a measurement of the branching fractions for B- --> D(*)+ pi- l- nu-bar and B0bar --> D(*)0 pi+ l- nu-bar with 275 million BBbar events collected at the Upsilon(4S) re…

hep-ex2005★ 29 cited

Search for the Theta(1540)+ pentaquark using kaon secondary interactions at Belle

The Belle Collaboration, K. Abe

Using kaon secondary interactions in the material of the Belle detector, we search for both inclusive and exclusive production of the Theta(1540)+. We set an upper limit of 2.5% at…

hep-ex2005★ 65 cited

Partial Wave Analysis of $χ_{c 0} \to π^{+} π^{-} K^{+} K^{-}$

M. Ablikim, BES Collaboration

A partial wave analysis of $χ_{c 0} \to π^{+} π^{-} K^{+} K^{-}$ in $ψ (2 S) \to γ χ_{c 0}$ decay is presented using a sample of 14 million $ψ (2 S)$ events accumulated by the BES II detector. The data…

hep-ex2005★ 8 cited

Measurement of Branching Fractions for $B \to χ_{c 1 (2)} K (K^{*})$ at Belle

The Belle Collaboration, N. Soni

We have measured the branching fractions for the exclusive decay modes $B \to χ_{c 1 (2)} K (K^{*})$ using a $140 fb^{- 1}$ data sample collected by the Belle detector at the KEKB a…

hep-ex2005★ 3 cited

Measurement of Branching Fraction and Direct CP Asymmetry in B0-->rho0 pi0 Decays

The Belle Collaboration

We report a measurement of the decay B0 --> rho0 pi0, using 386 x 10^6 BB-bar pairs collected at the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric-energy e+e…

hep-ex2005★ 9 cited

Experimental study of \etac decays into vector-vector final states

M. Ablikim

Using 58 million J/ψevents accumulated with the BES II detector, branching fractions for the η_{c} ->VV decays, η_{c} -> ρρ, η_{c} -> K^{*}{\bar K}^{*}, η_{c} -> ωω, and η_{c} -> ϕ…

hep-ex2005★ 15 cited

Obervation of χ_{cJ}--> omega omega decays

BES Collaboration, M. Ablikim

Decays of $χ_{c0,2}\ar\ww$ are observed for the first time using a sample of $14.0 \times 1 0^{6}$ $ψ (2 S)$ events collected with the BESII detector. The branching ratios are determined…

hep-ex2005★ 36 cited

Study of J/psi decays to Lambda Lambdabar and Sigma0 Sigma0bar

BES Collaboration, M. Ablikim

The branching ratios and Angular distributions for J/psi decays to Lambda Lambdabar and Sigma0 Sigma0bar are measured using BESII 58 million J/psi.

hep-ex2005★ 91 cited

Charm Hadrons from Fragmentation and B decays in e+e- Annihilation at $s =$ 10.6 GeV

R. Seuster

We present an analysis of charm quark fragmentation at 10.6 GeV, based on a data sample of 103 fb collected by the Belle detector at the KEKB accelerator. We consider fragmentation…

hep-ex2005★ 2 cited

Search for the b --> d gamma process

The Belle Collaboration, D. Mohapatra

We report the results of a search for the flavor-changing neutral current process b --> d gamma using a sample of 275 million B meson pairs accumulated by the Belle detector at KEK…

hep-ex2005

First Measurements of eta_c Decaying into K^+K^-2(pi^+pi^-) and 3(pi^+pi^-)

BES Collaboration, M. Ablikim

The decays of eta_c to K^+K^-2(pi^+pi^-) and 3(pi^+pi^-) are observed for the first time using a sample of 5.8X10^7 J/ψevents collected by the BESII detector. The product branching…

hep-ex2005★ 31 cited

Determination of |V_ub| from Measurements of the Inclusive Charmless Semileptonic Partial Rates of B Mesons using Full Reconstruction Tags

Belle Collaboration, I. Bizjak

We present a measurement of the Cabibbo-Kobayashi-Maskawa matrix element |V_ub|, based on 253 fb^-1 of data collected by the Belle detector at the KEKB e^+e^- asymmetric collider.…

hep-ex2005★ 72 cited

Time-Dependent CP-Violating Asymmetries in b -> s qbar q Transitions

The Belle Collaboration, K. -F. Chen

We present new measurements of CP-violation parameters in B0 -> phiK0, K+K-Ks, f0(980)Ks, eta'Ks, omegaKs and Kspi0 decays based on a sample of 275 x 10^6 BBbar pairs collected at…

hep-ex2005★ 20 cited

Precise measurement of spin-averaged chi_{cJ}(1P) mass using photon conversions in psi(2S) -> gamma chi_{cJ}

M. Ablikim, J. Z. Bai

Using photon conversions to e^+e^- pairs, the energy spectrum of inclusive photons from psi(2S) radiative decays is measured by BESII at the Beijing Electron-Positron Collider. The…

hep-ex2005★ 165 cited

Improved Measurement of the Electroweak Penguin Process B->Xsll

The Belle Collaboration, M. Iwasaki

We present an improved measurement of the branching fraction for the electroweak penguin process B->Xsll, where l is an electron or a muon and Xs is a hadronic system containing an…

hep-ex2005★ 4 cited

Measurement of the branching fractions of psi(2S) -> 3(pi+pi-) and J/psi -> 2(pi+pi-)

M. Ablikim

Using data samples collected at sqrt(s) = 3.686GeV and 3.650GeV by the BESII detector at the BEPC, the branching fraction of psi(2S) -> 3(pi+pi-) is measured to be [4.83 +- 0.38(st…

hep-ex2005★ 27 cited

Observation of p pbar pi^0 and p pbar eta in psi' decays

M. Ablikim

The processes psi'-->p pbar pi^0 and psi'-->p pbar eta are studied using a sample of 14 million psi' decays collected with the Beijing Spectrometer at the Beijing Electron-Positron…

hep-ex2005★ 23 cited

Measurement of Time-Dependent CP-Violating Asymmetries in $B_{0} \to K_{s} K_{s} K_{s}$ Decay

Belle Collaboration, K. Sumisawa

We present a measurement of CP-violation parameters in the B0 -> KsKsKs decay based on a sample of 275 x 10^6 BBbar pairs collected at the Upsilon(4S) resonance with the Belle dete…

hep-ex2005★ 13 cited

Measurement of Time-Dependent CP-Violating Asymmetry in B0 -> Ks pi0 gamma Decay

Y. Ushiroda

We present a new measurement of CP-violation parameters in B0 -> Ks pi0 gamma decay based on a sample of 275 x 10^6 B\bar{B} pairs collected at the Upsilon(4S) resonance with the B…

hep-ex2005★ 12 cited

Observation of $B^{0} \to D^{+} D^{-}$ , $B^{-} \to D^{0} D^{-}$ and $B^{-} \to D^{0} D^{*-}$ decays

G. Majumder

We report the first observation of the decay modes $B^{0} \to D^{+} D^{-}$ , $B^{-} \to D^{0} D^{-}$ and $B^{-} \to D^{0} D^{*-}$ based on 152 $\times$ 10 $^{6}$ $B B ˉ$ events collected at KEKB. T…

hep-ex2005★ 9 cited

Observation of B0bar --> D0 eta' and B0bar --> D*0 eta'

J. Schuemann

We report the observation of B0bar --> D0 eta' and the first observation of B0bar --> D*0 eta', using 140 fb-1 of data collected at the Upsilon(4S) resonance with the Belle detecto…

Evidence for Large Direct CP Violation in B+-=>rho(770)0K+- from Analysis of the Three-Body Charmless B+-=>K+-pi+-pi-+ Decay

Observation of B^+ -> \barΞ_c^0Λ_c^+ and Evidence for B^0 -> \barΞ_c^-Λ_c^+

Measurement of the branching fractions for B- --> D(*)+ pi- l- nu-bar and B0bar --> D(*)0 pi+ l- nu-bar

Search for the Theta(1540)+ pentaquark using kaon secondary interactions at Belle

Partial Wave Analysis of χc0​→π+π−K+K−

Measurement of Branching Fractions for B→χc1(2)​K(K∗) at Belle

Measurement of Branching Fraction and Direct CP Asymmetry in B0-->rho0 pi0 Decays

Experimental study of \etac decays into vector-vector final states

Obervation of χ_{cJ}--> omega omega decays

Study of J/psi decays to Lambda Lambdabar and Sigma0 Sigma0bar

Charm Hadrons from Fragmentation and B decays in e+e- Annihilation at s​=10.6 GeV

Search for the b --> d gamma process

First Measurements of eta_c Decaying into K^+K^-2(pi^+pi^-) and 3(pi^+pi^-)

Determination of |V_ub| from Measurements of the Inclusive Charmless Semileptonic Partial Rates of B Mesons using Full Reconstruction Tags

Time-Dependent CP-Violating Asymmetries in b -> s qbar q Transitions

Precise measurement of spin-averaged chi_{cJ}(1P) mass using photon conversions in psi(2S) -> gamma chi_{cJ}

Improved Measurement of the Electroweak Penguin Process B->Xsll

Measurement of the branching fractions of psi(2S) -> 3(pi+pi-) and J/psi -> 2(pi+pi-)

Observation of p pbar pi^0 and p pbar eta in psi' decays

Measurement of Time-Dependent CP-Violating Asymmetries in B0​→Ks​Ks​Ks​ Decay

Measurement of Time-Dependent CP-Violating Asymmetry in B0 -> Ks pi0 gamma Decay

Observation of B0→D+D−, B−→D0D− and B−→D0D∗− decays

Observation of B0bar --> D0 eta' and B0bar --> D*0 eta'

Measurement of the branching fractions for B- --> D()+ pi- l- nu-bar and B0bar --> D()0 pi+ l- nu-bar

Partial Wave Analysis of $χ_{c 0} \to π^{+} π^{-} K^{+} K^{-}$

Measurement of Branching Fractions for $B \to χ_{c 1 (2)} K (K^{*})$ at Belle

Charm Hadrons from Fragmentation and B decays in e+e- Annihilation at $s =$ 10.6 GeV

Measurement of Time-Dependent CP-Violating Asymmetries in $B_{0} \to K_{s} K_{s} K_{s}$ Decay

Observation of $B^{0} \to D^{+} D^{-}$ , $B^{-} \to D^{0} D^{-}$ and $B^{-} \to D^{0} D^{*-}$ decays