Wakaizumi Seiichi WAKAIZUMI Seiichi

Articles:  1-15 of 15

  • Flavor Changing Neutrino Interactions and CP Violation in Neutrino Oscillations

    Toshihiko HATTORI , Tsutom HASUIKE , Seiichi WAKAIZUMI , Institute of Theoretical Physics University of Tokushima , Center for University Extension University of Tokushima

    We investigate the interference effects of non-standard neutrino matter interactions (NSNI) with mass-induced neutrino oscillation. These interactions are composed of flavor-changing neutrino interact …

    Progress of Theoretical Physics 114(2), 439-449, 2005-08

    DOI 

  • B and D Meson Decays in the Heavy Quark Effective Theory

    HATTORI Toshihiko , HASUIKE Tsutom , HAYASHI Toshio , HIOKI Zenro , WAKAIZUMI Seiichi , Institute of Theoretical Physics University of Tokushima , Department of Physics Anan College of Technology , Department of Physics University of Kagawa , Department of Physics School of Medical Sciences University of Tokushima , Institute of Theoretical Physics University of Tokushima

    We study semi- and non-leptonic decays of B and D mesons in the heavy-quark effective theory (HQET). By using the maximum likelihood method, it is shown that not only B decays but also D decays (D^0→K …

    Progress of Theoretical Physics 93(5), 927-937, 1995-05-02

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  • Right-Handed b to c Coupling and CP Violation

    HATTORI Toshihiko , HASUIKE Tsutom , HAYASHI Toshio , WAKAIZUMI Seiichi , Institute of Theoretical Physics University of Tokushima , Department of Physics Anan College of Technology , Department of Physics University of Kagawa , School of Medical Sciences University of Tokushima

    We investigate CP violation effects for purely right-handed b to c coupling within the SU(2)_L×SU(2)_R×U(1) model with a simple form of right-handed mixing matrix V^R. In this model, CP violation is c …

    Progress of Theoretical Physics 93(3), 571-583, 1995-03-25

    J-STAGE  References (65)

  • CP-Violations and Effects of 4th Generation in B Meson Nonleptonic Decays

    Tsutom HASUIKE , Toshihiko HATTORI , Toshio HAYASHI , Seiichi WAKAIZUMI , Department of Physics Anan College of Technology , Department of Physics College of General Education University of Tokushima , Department of Physics University of Kagawa , Department of Physics School of Medical Sciences University of Tokushima

    We investigate the effects of CP-violation in nonleptonic decays of neutral B mesons (B_d, B_s) in the Kobayashi-Maskawa model through quark exchange and W emission-diagrams in terms of the Wolfenstei …

    Progress of Theoretical Physics 83(2), p265-273, 1990-02

    DOI 

  • The Quark-Lepton Mass Matrices with the Fourth Generation and the Renormalization Group Equations

    Morimitsu TANIMOTO , Takemi HAYASHI , Ryuichi NAJIMA , Seiichi WAKAIZUMI , Science Education Laboratory Ehime University , Kure National College of Technology , Department of Physics Hiroshima University , Department of Physics Hiroshima University

    We study the effect of the fourth generation of quarks and leptons on the third one. We take two typical mass matrices at the grand unified scale: the Fritzsch type and the Stech type ones which are s …

    Progress of Theoretical Physics 76(5), p1098-1108, 1986-11

    DOI 

  • Fourth Generation of Quarks and CP Violation in Neutral K and B Systems

    Takemi HAYASHI , Morimitsu TANIMOTO , Seiichi WAKAIZUMI , Kure Technical College , Science Education Laboratory Ehime University , Department of Physics Hiroshima University

    We study the contribution of the fourth generation quarks to CP violation in the B^0 - B^^-^0 system as well as K^0-K^^-^0 system. We analyze the CP violation by determining phenomenologically the qua …

    Progress of Theoretical Physics 75(2), p353-365, 1986-02

    DOI 

  • Toward the Nuclear Forces in the Several GeV Energy Region

    Seiichi WAKAIZUMI , Department of Physics Hiroshima University

    It is attempted to study the nucleon-nucleon interaction in the several GeV energy region by analyzing elastic proton-proton scatterings at 6 and 12 GeV/c in the impact parameter representation with a …

    Progress of Theoretical Physics 67(2), p531-546, 1982-02

    DOI 

  • Spin-Dependent Forces and Scattering Amplitudes for Elastic pp Scattering at 6 GeV/c

    Seiichi WAKAIZUMI , Masahumi SAWAMOTO , Deparment of Physics Hiroshima University , Deparment of Physics Hiroshima University

    We present an improved fit to all the available spin-observables of elastic pp scattering at 6 GeV/c by adding short-range spin-dependent eikonals (range of 0.3~0.5 fm) to the intermediate-range (~1.5 …

    Progress of Theoretical Physics 64(5), p1699-1709, 1980-11

    DOI 

  • Spin-Dependent Forces in Elastic pp Scattering at 6 GeV/c

    Masahumi SAWAMOTO , Seiichi WATAIZUMI , Department of Physics Hiroshima University , Department of Physics Hiroshima University

    The data on differential cross sections, polarizations and spin-correlation parameters C_<NN>, C_<LL>, C_<SS> and C_<SL> of elastic proton-proton scattering at 6GeV/c are analy …

    Progress of Theoretical Physics 62(5), p1293-1306, 1979-11

    DOI 

  • Analysis of Elastic p-p Scattering at 6 GeV/c with Spin-Orbit and Spin-Spin Coupling Eikonals

    Masafumi SAWAMOTO , Seiichi WAKAIZUMI , Department of Physics Hiroshima University , Department of Physics Hiroshima University

    Progress of theoretical physics = Progress of theoretical physics 62(2), 563-565, 1979-08-25

    DOI 

  • High Energy p-p Elastic Scattering and Multiple Scattering Model

    Seiichi WAKAIZUMI , Department of Physics Hiroshima University

    The small slope of the second peak, b_2=1.8 GeV^<-2>, in the differential cross section for p-p elastic scattering at √<s>=53 GeV is shown to indicate the three-quark structure of proton i …

    Progress of Theoretical Physics 60(4), p1040-1052, 1978-10

    DOI 

  • Ψ Production and Quark Energy Distribution in Hadrons

    Ei-ichiro KAWAI , Takao KOIKAWA , Masahisa MATSUDA , Morimitsu TANIMOTO , Seiichi WAKAIZUMI , Department of Physics Hiroshima University , Department of Physics Hiroshima University , Department of Physics Nagoya University , Department of Physics Faculty of Education Ehime University , Department of Physics Hiroshima University

    Progress of theoretical physics = Progress of theoretical physics 56(5), 1654-1656, 1976-11-25

    DOI 

  • Total Cross Sections of Hadron Collisions

    Seiichi WAKAIZUMI , Takao KOIKAWA , Masahisa MATSUDA , Morimitsu TANIMOTO , Department of Physics Hiroshima University , Department of Physics Hiroshima University , Department of Physics Hiroshima University , Department of Physics Hiroshima University

    Progress of theoretical physics = Progress of theoretical physics 55(5), 1655-1657, 1976-05-25

    DOI 

  • Proton-Proton Elastic Scattering at High Energy and Multiple Scattering-3-

    Seiichi WAKAIZUMI , Department of Physics Hiroshima University

    The angular distribution of proton-proton elastic scattering in ISR energy region, 23≲√<s>≲62 GeV, is analyzed on the basis of the composite model of hadrons. The inward moving of the …

    Progress of Theoretical Physics 54(2), p447-459, 1975-08

    DOI 

  • pp elastic scattering in NAL and ISR energy regions and multiple scattering in the composite model

    Morimitsu TANIMOTO , Seiichi WAKAIZUMI , Department of Physics Hiroshima University , Department of Physics Hiroshima University

    The NAL and CERN-ISR data on proton-proton elastic scattering are analyzed on the assumption of the multiple scattering process with the composite model for hadrons. The observed dip at t≃ -1.4(G …

    Progress of theoretical physics 52(3), 1000-1012, 1974-09

    DOI 

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