Kodaira Jiro Jiro KODAIRA

Articles:  1-12 of 12

  • Transversely Polarized Drell-Yan Process and Soft Gluon Resummation in QCD

    KAWAMURA Hiroyuki , KODAIRA Jiro , TANAKA Kazuhiro , Radiation Laboratory RIKEN , Theory Division KEK , Department of Physics Juntendo University

    We calculate the transverse-momentum Q_T spectrum of the dilepton in the transversely polarized Drell-Yan process on the basis of the factorization theorem in QCD. We take into account universal logar …

    Progress of Theoretical Physics 118(4), 581-656, 2007-10-25

    DOI  References (105)

  • The Dilepton Q_T Spectrum in Transversely Polarized Drell-Yan Process in QCD

    KAWAMURA Hiroyuki , KODAIRA Jiro , SHIMIZU Hirotaka , TANAKA Kazuhiro , Radiation Laboratory RIKEN , Theory Division KEK , Department of Physics Hiroshima University , Department of Physics Juntendo University

    We discuss the transverse momentum Q_T distribution of Drell-Yan pair, produced in collisions of transversely polarized protons. We calculate the transversely polarized Drell-Yan cross section up to O …

    Progress of Theoretical Physics 115(3), 667-672, 2006-03-25

    DOI  References (22)

  • Unravelling Soft Components in the Shape Function for Inclusive B Decays

    KAWAMURA Hiroyuki , KODAIRA Jiro , TANAKA Kazuhiro , Theory Group KEK , Dept. of Physics Hiroshima University , Dept. of Physics Juntendo University

    In the heavy-quark limit, the decay spectrum for radiative and semileptonic inclusive B-meson decays is determined by a universal structure function, i. e. the shape function. We study the constraints …

    Progress of Theoretical Physics 113(1), 183-198, 2005-01-25

    DOI  References (67)

  • Revisiting Wγ- Production at RHIC

    KAWAMURA Hiroyuki , KIYO Yuichiro , KODAIRA Jiro , MORII Kazushige , Theory Group DESY , Department of Physics Tohoku University , Department of Physics Hiroshima University , Department of Physics Hiroshima University

    We discuss Wγ production in polarized p p collisions at the RHIC energy. We point out that the RHIC collider has two advantages over other hadron colliders to measure the characteristic features of Wγ …

    Progress of Theoretical Physics 107(1), 125-137, 2002-01-25

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  • Polarized Structure Functions in QCD

    KODAIRA Jiro , TANAKA Kazuhiro , Department of Physics Hiroshima University , Department of Physics Juntendo University

    Hadron spin physics is now one of the most active fields of physics. Especially in the last ten years, great progress has been made both theoretically and experimentally that has considerably improved …

    Progress of Theoretical Physics 101(2), 191-242, 1999-02-25

    DOI  References (144)

  • Renormalization of Gauge-Invariant Operators for the Structure Function g_2(x, Q^2)

    KODAIRA Jiro , NASUNO Takashi , TOCHIMURA Hiroshi , TANAKA Kazuhiro , YASUI Yoshiaki , Dept. of Physics Hiroshima University , Dept. of Physics Hiroshima University , Dept. of Physics Hiroshima University , Dept. of Physics Juntendo University , RIKEN BNL Research Center Broolhaven Nationnal Laboratory

    The complete set of twist-3 flavor singlet operators which contribute to the structure function g_2(x,Q^2) is constructed. We develop a covariant approach the anomalous dimension of these operators. W …

    Progress of Theoretical Physics 99(2), 315-320, 1998-02-25

    DOI  References (20)

  • Renormalization of twist-3 flavor singlet operators for g_2 structure function(Recent Developments in QCD and Hadron Physics)

    Kodaira J. , Nasuno T. , Tochimura H. , Tanaka K. , Yasui Y.

    We investigate the renonnalization of the twist-3 operators which are relevant to the nucleon's transeverse spin-dependent structure function g_2(x,Q^2). We give a complete set of the twist-3 ope …

    Soryushiron Kenkyu Electronics 95(4), D22-D26, 1997

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  • Perturbative QCD and Nucleon Structure Functions

    KODAIRA Jiro

    We review the basic aspects of perturbative QCD based on the operator product expansion to analyze the nucleon structure functions in a pedagogical way. We explain the non-trivial relation between the …

    Progress of theoretical physics 120, 37-56, 1995-11-06

    DOI  NDL Digital Collections  References (68)

  • Conservation Laws away from Criticality beyond the Lowest Order

    Jiro KODAIRA , Yuji SASAI , Harutada SATO , Department of Physics Hiroshima University , Department of Physics Hiroshima University , Department of Physics Hiroshima University

    We discuss higher order corrections in the integrals of motion for the minimal model with the central charge c=1-6/p(p+1) perturbed by the (1, 3) operator. After clarifying their origin, we give expli …

    Progress of Theoretical Physics 83(2), p326-342, 1990-02

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  • Meson-Baryon and Baryon-Antibaryon Ratios in Two Way Quark-Cascade Model

    Jiro KODAIRA , Satoshi MATSUDA , Department of Physics Kyoto University , Department of Physics Kyoto University

    Particle ratios at large p_T, including baryons and antibaryons, in energetic hadron collisions are studied in the two way quark-cascade model^<1)> based on simple quark counting. Model predicti …

    Progress of Theoretical Physics 56(3), p888-896, 1976-09

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  • Two Way Quark-Cascade and Particle Ratios in γ+P→h±+Anything

    Jiro KODAIRA , Satoshi MATSUDA , Department of Physics Kyoto University , Department of Physics Kyoto University

    Particle rations in the photon initiated inclusive reactions at fixed angles are studied in the two way quark-cascade model based on simple quark counting. The quark content of the incident photon is …

    Progress of Theoretical Physics 56(1), p176-183, 1976-07

    DOI 

  • Two-Way Quark-Cascade and Band Structure in P+Be9→(h+h-X,h+h+X,h-h-X)

    Jiro KODAIRA , Satoshi MATSUDA , Department of Physics Kyoto University , Department of Physics Kyoto University

    The two-way quark-cascade model based on simple quark counting is applied to the description of the inclusive production of charged hadron pairs at large transverse momenta. Predictions are given for …

    Progress of Theoretical Physics 55(3), p770-776, 1976-03

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