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for journal 'PTP'
author 'T.* Koikawa' : 24
total : 24

Search Results : 24 articles were found.

  1. Progress of Theoretical Physics Vol. 55 No. 5 (1976) pp. 1655-1657 : (5)
    Total Cross Sections of Hadron Collisions
    Seiichi Wakaizumi, Takao Koikawa, Masahisa Matsuda and Morimitsu Tanimoto
  2. Progress of Theoretical Physics Vol. 56 No. 5 (1976) pp. 1654-1656 : (5)
    $\psi$ Production and Quark Energy Distribution in Hadrons
    Ei-ichiro Kawai, Takao Koikawa, Masahisa Matsuda, Morimitsu Tanimoto and Seiichi Wakaizumi
  3. Progress of Theoretical Physics Vol. 60 No. 3 (1978) pp. 929-931 : (5)
    Quark Jet Model and Total Cross Section in Photon-Nucleon Scattering
    Ei-ichiro Kawai, Kei Senba, Yasuo Ezawa, Takao Koikawa, Shigeru Hemmi and Morimitsu Tanimoto
  4. Progress of Theoretical Physics Vol. 66 No. 6 (1981) pp. 1970-1984 : (2)
    Sphrically Symmetric Bogomolny Equation and Corresponding One-Dimensional Lattice Model
    Takao Koikawa
  5. Progress of Theoretical Physics Vol. 71 No. 2 (1984) pp. 388-394 : (5)
    Classical Solutions for the Supersymmetric Grassmannian Sigma Models in Two Dimensions. I
    Kazuyuki Fujii, Takao Koikawa and Ryu Sasaki
  6. Progress of Theoretical Physics Vol. 75 No. 4 (1986) pp. 977-980 : (5)
    An Exact Solution of Higher Dimensional Einstein Equation in Presence of Matter
    Takao Koikawa and Motohiko Yoshimura
  7. Progress of Theoretical Physics Vol. 80 No. 1 (1988) pp. 108-118 : (3)
    Higher-Dimensional Black Holes with Axial Symmetry
    Takao Koikawa and Kiyoshi Shiraishi
  8. Progress of Theoretical Physics Vol. 85 No. 5 (1991) pp. 1049-1056 : (3)
    Nucleosynthesis Constraint on Cosmic Strings with the Scaling Law
    Takao Koikawa
  9. Progress of Theoretical Physics Vol. 86 No. 4 (1991) pp. 833-840 : (3)
    The Singularity Structure of a Soliton Solution to the Higher-Dimensional Einstein Equations
    Takahiro Azuma, Makoto Endo and Takao Koikawa
  10. Progress of Theoretical Physics Vol. 90 No. 3 (1993) pp. 585-593 : (3)
    Exact Disk Solution of the Einstein Equation
    Takahiro Azuma, Makoto Endo and Takao Koikawa
  11. Progress of Theoretical Physics Vol. 90 No. 5 (1993) pp. 991-999 : (3)
    Multi-Weyl Solutions to the Einstein Equation Coupled with Scalar Field
    Takahiro Azuma and Takao Koikawa
  12. Progress of Theoretical Physics Vol. 92 No. 6 (1994) pp. 1095-1104 : (3)
    Equilibrium Condition in the Axisymmetric $N$-Reissner-Nordström Solution
    Takahiro Azuma and Takao Koikawa
  13. Progress of Theoretical Physics Vol. 93 No. 6 (1995) pp. 1021-1035 : (3)
    Equilibrium Condition of Dilaton Black Holes with Electric Charge
    Takahiro Azuma and Takao Koikawa
  14. Progress of Theoretical Physics Vol. 102 No. 1 (1999) pp. 29-35 : (2)
    Soliton Formulation Using Moyal Algebra
    Takao Koikawa
  15. Progress of Theoretical Physics Vol. 105 No. 6 (2001) pp. 1045-1057 : (5)
    Soliton Equations Extracted from the Noncommutative Zero-Curvature Equation
    Takao Koikawa
  16. Progress of Theoretical Physics Vol. 106 No. 5 (2001) pp. 1027-1035 : (5)
    On the Vacuum in the Moyal Quantization
    Takao Koikawa
  17. Progress of Theoretical Physics Vol. 106 No. 6 (2001) pp. 1297-1300 : (5)
    Role of the Imaginary Part in the Moyal Quantization
    Takao Koikawa
  18. Progress of Theoretical Physics Vol. 107 No. 5 (2002) pp. 1061-1067 : (5)
    Equivalence of the Weyl Vacuum and Normally Ordered Vacuum in the Moyal Quantization
    Takao Koikawa
  19. Progress of Theoretical Physics Vol. 108 No. 6 (2002) pp. 1123-1141 : (5)
    Moyal Quantization for Constrained System
    Takayuki Hori, Takao Koikawa and Takuya Maki
  20. Progress of Theoretical Physics Vol. 110 No. 1 (2003) pp. 127-136 : (5)
    Quantization via Star Products
    Takayuki Hori and Takao Koikawa
  21. Progress of Theoretical Physics Vol. 114 No. 4 (2005) pp. 793-803 : (3)
    Infinite Number of Soliton Solutions to 5-Dimensional Vacuum Einstein Equation
    Takao Koikawa
  22. Progress of Theoretical Physics Vol. 116 No. 2 (2006) pp. 319-328 : (3)
    An Infinite Number of Stationary Soliton Solutions to the Five-Dimensional Vacuum Einstein Equation
    Takahiro Azuma and Takao Koikawa
  23. Progress of Theoretical Physics Vol. 118 No. 1 (2007) pp. 35-46 : (3)
    An Infinite Number of Static Soliton Solutions to the 5D Einstein-Maxwell Equations
    Takahiro Azuma and Takao Koikawa
  24. Progress of Theoretical Physics Vol. 121 No. 3 (2009) pp. 627-646 : (e)
    An Infinite Number of Static Soliton Solutions to the 5D Einstein-Maxwell Equations with a Dilaton Field
    Takahiro Azuma and Takao Koikawa