Research

Publications

  2013  2012  2011  2010  2009  2008  2007  2006  2005  2004   

1. Measurement of the inclusive isolated prompt photon cross section in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV using the CDF detector
   T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
   Physical Review D 80, 111106(R) (2009).

2. Search for the Associated Production of the Standard-Model Higgs Boson in the All-Hadronic Channel
   T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
   Physical Review Letters 103, 221801 (2009).

3. Search for Higgs Bosons Predicted in Two-Higgs-Doublet Models via Decays to Tau Lepton Pairs in 1.96 TeV \(p\bar{p}\) Collisions
   T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
   Physical Review Letters 103, 201801 (2009).

4. First Observation of \(\bar{B}\)_s⁰→D_s^±K^∓ and Measurement of the Ratio of Branching Fractions \(\mathcal{B}\)(\(\bar{B}\)_s⁰→D_s^±K^∓)/\(\mathcal{B}\)(\(\bar{B}\)_s⁰→D_s⁺π^-)
   T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
   Physical Review Letters 103, 191802 (2009).

5. Search for the Higgs boson produced in association with Z→\(\ell\)⁺\(\ell\)^- using the matrix element method at CDF II
   T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
   Physical Review D 80, 071101(R) (2009).

6. Observation of the Ω_b^- baryon and measurement of the properties of the Ξ_b^- and Ω_b^- baryons
   T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
   Physical Review D 80, 072003 (2009).

7. Precision Measurement of the X(3872) Mass in J/ψπ⁺π^- Decays
   T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
   Physical Review Letters 103, 152001 (2009).

8. Search for hadronic decays of W and Z bosons in photon events in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
   T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
   Physical Review D 80, 052011 (2009).

9. Search for anomalous production of events with a photon, jet, b-quark jet, and missing transverse energy
   T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
   Physical Review D 80, 052003 (2009).

10. Search for the neutral current top quark decay t→Zc using the ratio of Z-boson + 4 jets to W-boson + 4 jets production
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 80, 052001 (2009).

11. Measurement of the top quark mass using the invariant mass of lepton pairs in soft muon b-tagged events
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 80, 051104(R) (2009).

12. Search for Charged Higgs Bosons in Decays of Top Quarks in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 103, 101803 (2009).

13. Search for a Standard Model Higgs Boson in WH→\(\ell\)ν\(b\bar{b}\) in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 103, 101802 (2009).

14. First Observation of Vector Boson Pairs in a Hadronic Final State at the Tevatron Collider
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 103, 091803 (2009).

15. Observation of Electroweak Single Top-Quark Production
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 103, 092002 (2009).

16. Production of ψ(2S) mesons in \(p\bar{p}\) collisions at 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 80, 031103(R) (2009).

17. Search for a Fermiophobic Higgs Boson Decaying into Diphotons in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 103, 061803 (2009).

18. Present Status of the T2K Experiment
    Kazuhiro Yamamoto (for the T2K Collaboration)
    素粒子論研究 117, C39-C41 (2009).

19. Searching the inclusive \(\ell\)γ\(\not\mathrel{E}\)+b-quark signature for radiative top quark decay and non-standard-model processes
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 80, 011102(R) (2009).

20. Search for the Production of Narrow t\(\bar{b}\) Resonances in 1.9 fb^-1 of \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 103, 041801 (2009).

21. Observation of New Charmless Decays of Bottom Hadrons
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 103, 031801 (2009).

22. Search for standard model Higgs boson production in association with a W boson using a neural network discriminant at CDF
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 80, 012002 (2009).

23. Search for Long-Lived Massive Charged Particles in 1.96 TeV \(p\bar{p}\) Collisions
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 103, 021802 (2009).

24. Search for WW and WZ production in lepton plus jets final state at CDF
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 112011 (2009).

25. Evidence for a Narrow Near-Threshold Structure in the J/ψϕ Mass Spectrum in B⁺→J/ψϕK⁺ Decays
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 242002 (2009).

26. Observation of Exclusive Charmonium Production and γγ→μ⁺μ^- in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 242001 (2009).

27. Measurement of the \(t\bar{t}\) cross section in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV using dilepton events with a lepton plus track selection
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 112007 (2009).

28. Measurement of particle production and inclusive differential cross sections in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 112005 (2009).

29. Measurement of the k_T Distribution of Particles in Jets Produced in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 232002 (2009).

30. Measurement of the ratio of branching fractions \(\mathcal{B}\)(B^±→J/ψπ^±)/\(\mathcal{B}\)(B^±→J/ψK^±)
    A. Abulencia, T. Okusawa, Y. Seiya, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 112003 (2009).

31. First Measurement of the \(t\bar{t}\) Differential Cross Section dσ/dM_\(t\bar{t}\) in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 222003 (2009).

32. Search for Exclusive Z-Boson Production and Observation of High-Mass \(p\bar{p}\)→pγγ\(\bar{p}\)→p\(\ell\)⁺\(\ell\)^-\(\bar{p}\) Events in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 222002 (2009).

33. Search for Gluino-Mediated Bottom Squark Production in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 221801 (2009).

34. Search for new particles decaying into dijets in proton-antiproton collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 112002 (2009).

35. Search for narrow resonances lighter than Υ mesons
    T. Aaltonen, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    European Physical Journal C 62, 319-326 (2009).

36. First simultaneous measurement of the top quark mass in the lepton + jets and dilepton channels at CDF
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 092005 (2009).

37. Search for the Decays B_(s)⁰→e⁺μ^- and B_(s)⁰→e⁺e^- in CDF Run II
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 201801 (2009).

38. Measurement of the b-hadron production cross section using decays to μ^-D⁰X final states in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 092003 (2009).

39. Direct Measurement of the W Production Charge Asymmetry in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 181801 (2009).

40. Top quark mass measurement in the \(t\bar{t}\) all hadronic channel using a matrix element technique in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 072010 (2009).

41. Measurement of W-boson helicity fractions in top-quark decays using cosθ^*
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physics Letters B 674, 160-167 (2009).

42. Search for Top-Quark Production via Flavor-Changing Neutral Currents in W + 1 Jet Events at CDF
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 151801 (2009).

43. Measurement of the top quark mass at CDF using the "neeutrino ϕ weightin"” template method on a lepton plus isolated track sample
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 072005 (2009).

44. Measurement of the Top-Quark Mass with Dilepton Events Selected Using Neuroevolution at CDF
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 152001 (2009).

45. Top quark mass measurement in the lepton plus jets channel using a modified matrix element method
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 072001 (2009).

46. Inclusive Search for Squark and Gluino Production in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 121801 (2009).

47. Measurement of cross sections for b jet production in events with a Z boson in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 052008 (2009).

48. Measurement of the \(t\bar{t}\) production cross section in 2 fb^-1 of \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV using lepton plus jets events with soft muon b tagging
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 052007 (2009).

49. Search for new physics in the μμ+e/μ+\(\not\mathrel{E}\) channel with a low-p_T lepton threshold at the Collider Detector at Fermilab
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 052004 (2009).

50. Measurement of Resonance Parameters of Orbitally Excited Narrow B⁰ Mesons
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 102003 (2009).

51. Search for High-Mass Resonances Decaying to Dimuons at CDF
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 091805 (2009).

52. Measurement of the fraction of \(t\bar{t}\) production via gluon-gluon fusion in \(p\bar{p}\) collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 031101(R) (2009).

53. First measurement of the ratio of branching fractions \(\mathcal{B}\)(Λ_b⁰→Λ_c⁺μ^-\(\bar{\nu}\)_μ)/\(\mathcal{B}\)(Λ_b⁰→Λ_c⁺π^-)
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 032001 (2009).

54. Direct Bound on the Total Decay Width of the Top Quark in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 042001 (2009).

55. Search for Maximal Flavor Violating Scalars in Same-Charge Lepton Pairs in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 041801 (2009).

56. Search for High-Mass e⁺e^- Resonances in \(p\bar{p}\) Collisions at \(\sqrt{s}\) = 1.96 TeV
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 031801 (2009).

57. Search for the rare decays B⁺→μ⁺μ^-K⁺, B⁰→μ⁺μ^-K^*(892)⁰, and B_s⁰→μ⁺μ^-ϕ at CDF
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 011104(R) (2009).

58. Search for a Higgs Boson Decaying to Two W Bosons at CDF
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review Letters 102, 021802 (2009).

59. Global search for new physics with 2 fb^-1 at CDF
    T. Aaltonen, T. Okusawa, Y. Seiya, T. Wakisaka, K. Yamamoto et al. (CDF Collaboration)
    Physical Review D 79, 011101(R) (2009).

  2013  2012  2011  2010  2009  2008  2007  2006  2005  2004