Research

Publications

  2009  2008  2007  2006  2005  2004  2003  2002  2001  2000  

1. Search for B_s⁰→μ⁺μ^- and B_d⁰→μ⁺μ^- Decays in \(p\bar{p}\) Collisions with CDF II
   A. Abulencia, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
   Physical Review Letters 95, 221805 (2005).

2. Σ⁺p elastic scattering cross sections in the region of 350 ≤ P_Σ⁺ ≤ 750 MeV/c with a scintillating fiber active target
   J. K. Ahn, K. Yamamoto et al. (KEK-PS E289 Collaboration)
   Nuclear Physics A 761, 41-66 (2005).

3. Measurement of topological muonic branching ratios of charmed hadrons produced in neutrino-induced charged-current interactions
   A. Kayis-Topaksu, T. Okusawa et al. (CHORUS Collaboration)
   Physics Letters B 626, 24-34 (2005).

4. Search for supersymmetric Higgs bosons in the di-tau decay mode in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.8 TeV
   D. Acosta, T. Okusawa, Y. Seiya, H. Toyoda et al. (CDF Collaboration)
   Physical Review D 72, 072004 (2005).

5. Search for first-generation scalar leptoquarks in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
   D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
   Physical Review D 72, 051107(R) (2005).

6. Search for New Physics Using High-Mass Tau Pairs from 1.96 TeV \(p\bar{p}\) Collisions
   D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
   Physical Review Letters 95, 131801 (2005).

7. Search for Λ_b⁰→pπ and Λ_b⁰→pK decays in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
   D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
   Physical Review D 72, 051104(R) (2005).

8. Measurement of the cross section for \(t\bar{t}\) production in \(p\bar{p}\) collisions using the kinematics of lepton+jets events
   D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
   Physical Review D 72, 052003 (2005).

9. K_S⁰ and Λ⁰ production studies in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1800 and 630 GeV
   D. Acosta, T. Okusawa, Y. Seiya, H. Toyoda et al. (CDF Collaboration)
   Physical Review D 72, 052001 (2005).

10. Measurement of \(\mathcal{B}\)(t→Wb)/\(\mathcal{B}\)(t→Wq) at the Collider Detector at Fermilab
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 95, 102002 (2005).

11. Search for Long-Lived Doubly Charged Higgs Bosons in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 95, 071801 (2005).

12. Measurement of the \(t\bar{t}\) production cross section in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV using lepton plus jets events with semileptonic B decays to muons
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 72, 032002 (2005).

13. Search for Higgs Bosons Decaying into \(b\bar{b}\) and Produced in Association with a Vector Boson in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.8 TeV
    D. Acosta, T. Okusawa, Y. Seiya, H. Toyoda et al. (CDF Collaboration)
    Physical Review Letters 95, 051801 (2005).

14. Evidence for B_s⁰→ϕϕ Decay and Measurements of Branching Ratio and A_CP for B⁺→ϕK⁺
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 95, 031801 (2005).

15. Measurement of the Cross Section for Prompt Diphoton Production in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 95, 022003 (2005).

16. Search for Anomalous Kinematics in \(t\bar{t}\) Dilepton Events at CDF II
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 95, 022001 (2005).

17. Search for superfragments and measurement of the production of hyperfragments in neutrino-nucleus interactions
    G. Önengüt, T. Okusawa et al. (CHORUS Collaboration)
    Nuclear Physics B 718, 35-54 (2005).

18. Study of jet shapes in inclusive jet production in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 71, 112002 (2005).

19. Measurement of the W⁺W^- Production Cross Section in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV using Dilepton Events
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 94, 211801 (2005).

20. Search for scalar leptoquark pairs decaying to \(\nu\bar{\nu}\)\(q\bar{q}\) in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 71, 112001 (2005).

21. Measurement of D^*+ production in charged-current neutrino interactions
    G. Önengüt, T. Okusawa et al. (CHORUS Collaboration)
    Physics Letters B 614, 155-164 (2005).

22. Search for ZZ and ZW production in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 71, 091105(R) (2005).

23. Measurement of Charged-Particle Multiplicities in Gluon and Quark Jets in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.8 TeV
    D. Acosta, T. Okusawa, Y. Seiya, H. Toyoda et al. (CDF Collaboration)
    Physical Review Letters 94, 171802 (2005).

24. Measurements of bottom-antibottom azimuthal production correlations in proton-antiproton collisions at \(\sqrt{s}\) = 1.8 TeV
    D. Acosta, T. Okusawa, Y. Seiya, H. Toyoda et al. (CDF Collaboration)
    Physical Review D 71, 092001 (2005).

25. Measurements of D⁰ production and of decay branching fractions in neutrino-nucleon scattering
    G. Önengüt, T. Okusawa et al. (CHORUS Collaboration)
    Physics Letters B 613, 105-117 (2005).

26. Measurement of the \(t\bar{t}\) production cross section in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV using kinematic fitting of b-tagged lepton+jet events
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 71, 072005 (2005).

27. Measurement of Partial Widths and Search for Direct CP Violation in D⁰ Meson Decays to K^-K⁺ and π^-π⁺
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 94, 122001 (2005).

28. Measurement of the forward-backward charge asymmetry from W→eν production in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 71, 051104(R) (2005).

29. Measurement of the \(t\bar{t}\) production cross section in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV using lepton + jets events with secondary vertex b-tagging
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 71, 052003 (2005).

30. Measurement of the forward-backward charge asymmetry of electron-positron pairs in \(\bar{p}p\) collisions at \(\sqrt{s}\) = 1.96 TeV
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 71, 052002 (2005).

31. Measurement of the moments of the hadronic invariant mass distribution in semileptonic B decays
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 71, 051103(R) (2005).

32. Measurement of the Lifetime Difference between B_s Mass Eigenstates
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 94, 101803 (2005).

33. Search for Excited and Exotic Electrons in the eγ Decay Channel in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 94, 101802 (2005).

34. First Measurements of Inclusive W and Z Cross Sections from Run II of the Fermilab Tevatron Collider
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 94, 091803 (2005).

35. Search for anomalous production of diphoton events with missing transverse energy at CDF and limits on gauge-mediated supersymmetry-breaking models
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 71, 031104(R) (2005).

36. Measurement of the W boson polarization in top decay at CDF at \(\sqrt{s}\) = 1.8 TeV
    D. Acosta, T. Okusawa, Y. Seiya, H. Toyoda et al. (CDF Collaboration)
    Physical Review D 71, 031101(R) (2005).

37. Comparison of three-jet events in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.8 TeV to predictions from a next-to-leading order QCD calculation
    D. Acosta, T. Okusawa, Y. Seiya, H. Toyoda et al.
    Physical Review D 71, 032002 (2005).

38. Measurement of the J/ψ meson and b-hadron production cross sections in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 960 GeV
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 71, 032001 (2005).

39. Measurement of Wγ and Zγ Production in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 94, 041803 (2005).

40. Search for H-dibaryon resonance
    C. J. Yoon, K. Yamamoto et al.
    素粒子論研究 110, E91-E95 (2005).

41. Search for electroweak single-top-quark production in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
    D. Acosta, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 71, 012005 (2005).

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