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20002024
most citedSloan Digital Sky Survey IV: Mapping the Milky Way, Nearby Galaxies, and the Distant Universe

1.6k citations

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33 papers · 1 filter

hep-ex2009★ 37 cited

The S-wave from the decay

The FOCUS Collaboration

Using data from FOCUS (E831) experiment at Fermilab, we present a model independent partial-wave analysis of the S-wave amplitude from the decay . The S…

hep-ex2005★ 6 cited

New Measurement of BR(D+ ->Rho0 Mu+ Nu) / BR(D+ ->K*0 Mu+ Nu) Branching Ratio

The FOCUS collaboration, J. M. Link

Using data collected by the FOCUS experiment at Fermilab, we present a new measurement of the charm semileptonic branching ratio BR(D+ -> rho0 mu+ nu)/BR(D+ -> K*0 mu+ nu). From a…

hep-ex2005★ 19 cited

A Non-parametric Approach to the D+ to K*0bar mu+ nu Form Factors

FOCUS Collaboration

Using a large sample of D+ -> K- pi+ mu+ nu decays collected by the FOCUS photoproduction experiment at Fermilab, we present the first measurements of the helicity basis form facto…

hep-ex2005★ 10 cited

Study of Lambda/c+ Cabibbo Favored Decays Containing a Lambda Baryon in the Final State

FOCUS Collaboration

Using data from the FOCUS experiment (FNAL-E831), we study the decay of baryons into final states containing a hyperon. The branching fractions of into ,…

hep-ex2005★ 7 cited

A Measurement of the Ds+ Lifetime

FOCUS Collaboration, J. M. Link

A high statistics measurement of the Ds+ lifetime from the Fermilab fixed-target FOCUS photoproduction experiment is presented. We describe the analysis of the two decay modes, Ds+…

hep-ex2005★ 35 cited

Hadronic Mass Spectrum Analysis of D+ into K- pi+ mu+ nu Decay and Measurement of the K*(892)^0 Mass and Width

FOCUS Collaboration, J. M. Link

We present a Kpi mass spectrum analysis of the four-body semileptonic charm decay D+ into K- pi+ mu+ nu in the range of 0.65 GeV < mKpi < 1.5 GeV. We observe a non-resonant contrib…

hep-ex2005★ 33 cited

Application of Genetic Programming to High Energy Physics Event Selection

The FOCUS Collaboration, J. M. Link

We review genetic programming principles, their application to FOCUS data samples, and use the method to study the doubly Cabibbo suppressed decay D+ -> K+ pi+ pi- relative to its…

hep-ex2004★ 8 cited

A Study of D0 --> K0(S) K0(S) X Decay Channels

The FOCUS Collaboration

Using data from the FOCUS experiment (FNAL-E831), we report on the decay of mesons into final states containing more than one . We present evidence for two Cabibbo fav…

hep-ex2004★ 59 cited

Measurements of the qsq dependence of the D0 to K mu nu and D0 to pi mu nu form factors

The FOCUS Collaboration

Using a large sample of D0 to K mu nu and pi mu nu decays collected by the FOCUS photoproduction experiment at Fermilab, we present new measurements of the q^2 dependence for the f…

hep-ex2004★ 12 cited

Study of the doubly and singly Cabibbo suppressed decays D+ --> K+ pi+ pi- and Ds+ --> K+ pi+ pi-

FOCUS collaboration

Using data collected by the high energy photoproduction experiment FOCUS at Fermilab we study the doubly and singly Cabibbo suppressed decays D+ and Ds+ --> K+ pi+ pi-. Branching r…

hep-ex2004★ 21 cited

Measurement of the Ratio of the Vector to Pseudoscalar Charm Semileptonic Decay Rate Γ(D+ > ANTI-K*0 mu+ nu)/Γ(D+ > ANTI-K0 mu+ nu)

The FOCUS Collaboration

Using a high statistics sample of photo-produced charm particles from the FOCUS experiment at Fermilab, we report on the measurement of the ratio of semileptonic rates Γ(D+ > ANTI-…

hep-ex2004★ 4 cited

Measurements of Six-Body Hadronic Decays of the D^0 Charmed Meson

FOCUS Collaboration

Using data collected by the FOCUS experiment at Fermilab, we report the discovery of the decay modes D^0 --> K- pi+ pi+ pi+ pi- pi- and D^0 --> pi+ pi+ pi+ pi- pi- pi-. With a samp…

hep-ex2004★ 131 cited

Measurement of Masses and Widths of Excited Charm Mesons and Evidence for Broad States

J. M. Link

Using data from the FOCUS experiment we analyze the and invariant mass distributions. We measure the mass $M_{D_2^{*0}} = (2464.5 \pm 1.1 \pm 1.9) \mev…

hep-ex2003★ 1 cited

Charm-anticharm baryon production asymmetries in photon-nucleon interactions

FOCUS Collaboration

We report measurements of the charm-anticharm production asymmetries for , , , , , and baryons from the Fermilab photopro…

hep-ex2003★ 3 cited

Study of Hadronic Five-Body Decays of Charmed Mesons Involving

the FOCUS Collaboration, J. M. Link

We study the decay of and mesons into five-body final states including a and report the discovery of the decay mode . The branc…

hep-ex2003★ 12 cited

Study of the decay mode D^0 -> K-K-K+pi+

FOCUS Collaboration, J. Link

Using data from the FOCUS (E831) experiment at Fermilab, we present a new measurement of the branching ratio for the Cabibbo-favored decay mode . From a sampl…

hep-ex2003★ 24 cited

Search for Rare and Forbidden 3-body Di-muon Decays of the Charmed Mesons D+ and Ds+

FOCUS Collaboration

Using a high statistics sample of photo-produced charm particles from the FOCUS experiment at Fermilab, we report results of a search for eight rare and Standard-Model-forbidden de…

hep-ex2003★ 10 cited

Studies of correlations between D and mesons in high energy photoproduction

FOCUS Collaboration, J. M. Link

Studies of correlations for a large sample of events containing fully and partially reconstructed pairs of charmed mesons recorded by the Fermilab photoproduction e…

hep-ex2003★ 31 cited

Study of the Cabibbo-suppressed decay modes D0-->Pi-pi+ and D0-->K-K+

FOCUS Collaboration

Using data from the FOCUS (E831) experiment at Fermilab, we present a new measurement for the branching ratios of the Cabibbo-suppressed decay modes D0-->Pi-Pi+ and D0-->K-K+. We m…

hep-ex2002★ 7 cited

Study of Hadronic Five-Body Decays of Charmed Mesons

M. Wahl

We study the decay of D+ and Ds+ mesons into charged five body final states, and report the discovery of the decay mode D+ -> K+K-Pi+Pi+Pi-, as well as measurements of the decay mo…

hep-ex2002★ 8 cited

A new measurement of the lifetime

J. M. Link

Using data collected by the Fermilab experiment FOCUS, we measure the lifetime of the charmed baryon (Ξ_{c}^{o}) using the decay channels (Ξ_{c}^{o}\to Ξ^{-}π^{+}) and (Ξ_{c}^{o}\t…

hep-ex2002★ 13 cited

Measurement of the D+ and Ds+ decays into K+K-K+

The FOCUS Collaboration

We present the first clear observation of the doubly Cabibbo suppressed decay D+ --> K-K+K+ and the first observation of the singly Cabibbo suppressed decay Ds+ --> K-K+K+. These s…

hep-ex2002★ 9 cited

Measurements of Relative Branching Ratios of Decays into States Containing

J. M. Link

We have studied the Cabibbo suppressed decay (Λ_{c}^{+}\to Σ^{+}K^{*0}(892)) and the Cabibbo favored decays (Λ_{c}^{+}\to Σ^{+}K^{+}K^{-}), (Λ_{c}^{+}\to Σ^{+}ϕ) and (Λ_{c}^{+}\to…

hep-ex2002★ 15 cited

A High Statistics Measurement of the Lambdac+ Lifetime

J. M. Link

A high statistics measurement of the Lambdac+ lifetime from the Fermilab fixed-target FOCUS photoproduction experiment is presented. We describe the analysis technique with particu…