S. D. Johnson

activity

19951998

most citedMeasurements of the Meson-Photon Transition Form Factors of Light Pseudoscalar Mesons at Large Momentum Transfer

505 citations · 1.2k across the 25 of their papers we have counts for

collaborators

25 papers

hep-ex1998★ 26 cited

The Hadronic Transitions $U p s i l o n (2 S) \to U p s i l o n (1 S)$

J. Alexander

Using a data sample of $Υ (2 S)$ events collected with the CLEO II detector at the Cornell Electron Storage Ring, we have investigated the hadronic transitions between the $Υ (2 S)$ an…

hep-ex1998★ 12 cited

Measurement of the Branching Ratios for the Decays of $D_{s}^{+} \to η π^{+}, η^{^{'}} π^{+}, η ρ^{+}$ , and $e t a^{^{'}} ρ^{+}$

CLEO Collaboration, C. P. Jessop et al

Using a data sample with integrated luminosity of about 3.9 fb^{-1} collected in e+ e- annihilation with the CLEO-II detector at the Cornell Electron Storage Ring, we have measured…

hep-ex1997★ 31 cited

New Limits for Neutrinoless Tau Decays

CLEO Collaboration, D. Bliss et al

Neutrinoless 3-prong tau lepton decays into a charged lepton and either two charged particles or one neutral meson have been searched for using 4.79 fb^{-1} of data collected with…

hep-ex1997★ 7 cited

Study of Semileptonic Decays of B Mesons to Charmed Baryons

CLEO Collaboration, G. Bonvicini et al

Using data collected by the CLEO II detector at the center-of-mass energy on or near the Upsilon(4S) resonance, we have determined the 90% confidence level upper limit B(Bbar --> L…

hep-ex1997★ 47 cited

Improved Measurement of the Pseudoscalar Decay Constant $f_{D_{s}}$

CLEO Collaboration, M. Chadha et al

We present a new determination of the Ds decay constant, f_{Ds} using 5 million continuum charm events obtained with the CLEO II detector. Our value is derived from our new measure…

hep-ex1997★ 18 cited

Observation of the Radiative Decay $D^{*+} \to D^{+} γ$

CLEO Collaboration, J. Bartelt et al

We have observed a signal for the decay D*+ -> D+ gamma at a significance of 4 standard deviations. From the measured branching ratio B(D*+ -> D+ gamma)/B(D*+ -> D+ pi0)=0.055 +- 0…

hep-ex1997★ 66 cited

Observation of Exclusive Two-Body B Decays to Kaons and Pions

CLEO Collaboration, R. Godang et al

We have studied two-body charmless hadronic decays of B mesons into the final states $π π$ , $K π$ , and $K K$ . Using 3.3 million $B B ˉ$ pairs collected with the CLEO-II detector,…

hep-ex1997★ 61 cited

Flavor-Specific Inclusive B Decays to Charm

CLEO Collaboration, T. E. Coan et al

We have measured the branching fractions for B -> D_bar X, B -> D X, and B -> D_bar X \ell^+ ν, where ``B'' is an average over B^0 and B^+, ``D'' is a sum over D^0 and D^+, and``D_…

hep-ex1997★ 44 cited

Search for Inclusive $b\to sl^{+]l^{-}$

CLEO Collaboration, S. Glenn et al

We have searched for the effective FCNC decays b->s l+l- using an inclusive method. We set upper limits on the branching ratios B(b->s e+e-) < 5.7 10^{-5}, B(b->s mu+mu-) < 5.8 10^…

hep-ex1997★ 18 cited

Search for Color-Suppressed $B$ Hadronic Decay Processes with CLEO

CLEO Collaboration, B. Nemati et al

Using 3.1 fb $^{- 1}$ of data accumulated at the $Υ$ (4S) by the CLEO-II detector, corresponding to 3.3 million $B B ˉ$ pairs, we have searched for the color-suppressed $B$ hadroni…

hep-ex1997★ 505 cited

Measurements of the Meson-Photon Transition Form Factors of Light Pseudoscalar Mesons at Large Momentum Transfer

CLEO Collaboration, J. Gronberg et al

Using the CLEO~II detector, we have measured the differential cross sections for exclusive two-photon production of light pseudoscalar mesons $π^{0}$ , $η$ , and $η^{'}$ . From our…

hep-ex1997★ 12 cited

Study of the Decay tau^- \to 2pi^- pi^+ 3pi^0 nu_{tau}$

CLEO Collaboration, S. Anderson et al

The decay tau- -> 2pi- pi+ 3pi0 nu_tau has been studied with the CLEO II detector at the Cornell Electron Storage Ring (CESR). The branching fraction is measured to be (2.85 +/- 0.…

hep-ex1997★ 10 cited

A New Upper Limit on the Decay $η \to e^{+} e^{-}$

CLEO Collaboration, T. Browder et al

We have searched for the rare decay of the eta meson $η \to e^{+} e^{-}$ using the CLEO II detector. The $η$ 's were produced in $e^{+} e^{-}$ collisions with 10 GeV center-of-mass ene…

hep-ex1997★ 19 cited

Measurement of the $B ˉ \to D ℓ ν ˉ$ Partila Width and Form Factor Parameters

CLEO Collaboration, M. Athans et al

We have studied the decay $B ˉ \to D ℓ ν ˉ$ , where $ℓ = eor μ$ . From a fit to the differential decay rate $d Γ/ d w$ we measure the rate normalization $F_{D} (1) ∣ V_{c b} ∣$ …

hep-ex1997★ 8 cited

Observation of the Decay $D_{s}^{+} \to ω π^{+}$

CLEO Collaboration, R. Balest et al

Using e+e- annihilation data collected by the CLEO~II detector at CESR, we have observed the decay Ds+ to omega pi+. This final state may be produced through the annihilation decay…

hep-ex1997★ 9 cited

First Observation of Inclusive $B$ Decays to the Charmed Strange Baryons $Ξ_{c}^{0}$ and $Ξ_{c}^{+}$

CLEO Collaboration, B. Barish et al

Using data collected in the region of the Upsilon(4S) resonance with the CLEO II detector operating at the Cornell Electron Storage Ring CESR, we present the first observation of B…

hep-ex1997★ 6 cited

Search for the Decays B^0 -> D^{()+} D^{()-}

CLEO Collaboration, D. M. Asner et al

Using the CLEO-II data set we have searched for the Cabibbo-suppressed decays B^0 -> D^{(*)+} D^{(*)-}. For the decay B^0 -> D^{*+} D^{*-}, we observe one candidate signal event, w…

hep-ex1997★ 21 cited

Search for Neutrinoless $τ$ Decays Involving $π^{0}$ or $η$ Mesons

CLEO Collaboration, G. Bonvicini et al

We have searched for lepton family number violating decays of the $τ$ lepton using final states with an electron or a muon and one or more $π^{0}$ or $η$ mesons but no neutrinos. The…

hep-ex1997★ 22 cited

Limit on the Two-Photon Production of the Glueball Candidate $f_{J} (2220)$ at CLEO

CLEO Collaboration, R. Godang

We use the CLEO detector at the Cornell electron-positron storage ring, CESR, to search for the two-photon production of the glueball candidate f_J(2220) in its decay to K_s K_s. W…

hep-ex1997★ 16 cited

$Λ Λ ˉ$ Production in Two-Photon Interactions at CLEO

S. Anderson

Using the CLEO detector at the Cornell $e^{+} e^{-}$ storage ring, CESR, we study the two-photon production of $Λ Λ ˉ$ , making the first observation of $γ γ \to Λ Λ ˉ$ . We present the c…

hep-ex1997★ 5 cited

Tau Neutrino Helicity from $h^{\pm}$ Energy Correlations

T. Coan, CLEO Collaboration

We report a measurement of the magnitude of the tau neutrino helicity from tau-pair events taken with the CLEO detector at the CESR electron-positron storage ring. Events in which…

hep-ex1997★ 25 cited

Study of Gluon versus Quark Fragmentation in $Υ \to g g γ$ and $e^{+} e^{-} \to q q ˉ γ$ Events at \sqrt{s}=10 GeV

M. S. Alam

Using data collected with the CLEO II detector at the Cornell Electron Storage Ring, we determine the ratio R(chrg) for the mean charged multiplicity observed in Upsilon(1S)->gggam…

hep-ex1995★ 5 cited

Measurement of the Inclusive Semi-electronic $D^{0}$ Branching Fraction

CLEO Collaboration

Using the angular correlation between the $π^{+}$ emitted in a $D^{*+} \to D^{0} π^{+}$ decay and the $e^{+}$ emitted in the subsequent $D^{0} \to X e^{+} ν$ decay, we have measu…

hep-ex1995★ 63 cited

Observation of a Narrow State Decaying into $Ξ_{c}^{+} π^{-}$

CLEO Collaboration, P. Avery et al

Using data recorded by the CLEO-II detector at CESR, we report the first observation of a narrow state decaying into $Ξ_{c}^{+} π^{-}$ . The state has mass difference $M(Ξ_c^+π^-)-M(Ξ_c^+)…

The Hadronic Transitions Upsilon(2S)→Upsilon(1S)

Measurement of the Branching Ratios for the Decays of Ds+​→ηπ+,η′π+,ηρ+, and eta′ρ+

New Limits for Neutrinoless Tau Decays

Study of Semileptonic Decays of B Mesons to Charmed Baryons

Improved Measurement of the Pseudoscalar Decay Constant fDs​​

Observation of the Radiative Decay D∗+→D+γ

Observation of Exclusive Two-Body B Decays to Kaons and Pions

Flavor-Specific Inclusive B Decays to Charm

Search for Inclusive $b\to sl^{+]l^{-}$

Search for Color-Suppressed B Hadronic Decay Processes with CLEO

Measurements of the Meson-Photon Transition Form Factors of Light Pseudoscalar Mesons at Large Momentum Transfer

Study of the Decay tau^- \to 2pi^- pi^+ 3pi^0 nu_{tau}$

A New Upper Limit on the Decay η→e+e−

Measurement of the Bˉ→Dℓνˉ Partila Width and Form Factor Parameters

Observation of the Decay Ds+​→ωπ+

First Observation of Inclusive B Decays to the Charmed Strange Baryons Ξc0​ and Ξc+​

Search for the Decays B^0 -> D^{(*)+} D^{(*)-}

Search for Neutrinoless τ Decays Involving π0 or η Mesons

Limit on the Two-Photon Production of the Glueball Candidate fJ​(2220) at CLEO

ΛΛˉ Production in Two-Photon Interactions at CLEO

Tau Neutrino Helicity from h± Energy Correlations

Study of Gluon versus Quark Fragmentation in Υ→ggγ and e+e−→qqˉ​γ Events at \sqrt{s}=10 GeV

Measurement of the Inclusive Semi-electronic D0 Branching Fraction

Observation of a Narrow State Decaying into Ξc+​π−