• "Reheat Temperature and the Right-handed Neutrino."

hep-ph/0510003
RITS-PP-005
Phys. Lett. B 632, 349 (2006).

Takeshi Fukuyama (Ritsumeikan U., Kusatsu). Tatsuru Kikuchi (Ritsumeikan U., Kusatsu), and Wade Naylor (Ritsumeikan U., Kusatsu)

• "de Vaucouleurs-Ikeuchi Diagram and Commutation Relations among Phase Space Coordinates."

astro-ph/0504516
RITS-PP-002

Takeshi Fukuyama (Ritsumeikan U., Kusatsu) and Tatsuru Kikuchi (Ritsumeikan U., Kusatsu).

• ``Quantum fluctuations on a thick de Sitter brane''

hep-th/0508093
RITS-PP-001

Minamitsuji Masato(Osaka U., Dept. Earth Space Sci. & Kyoto U., Yukawa Inst., Kyoto),
Naylor Wade (Ritsumeikan U., Kusatsu) and Sasaki Misao (Kyoto U., Yukawa Inst., Kyoto)

• "Lepton Flavour Violating Leptonic/Semileptonic Decays of Charged Leptons in the Minimal Supersymmetric Standard Model"

hep-ph/0506295

Takeshi Fukuyama (Ritsumeikan U., Kusatsu), Amon Ilakovac (Zagreb U.), Tatsuru Kikuchi (Ritsumeikan U., Kusatsu)

• "Non-thermal Leptogenesis and a Prediction of Inflaton Mass in a Supersymmetric SO(10) Model."

JCAP 06 (2005) 005
hep-ph/0503201

Takeshi Fukuyama (Ritsumeikan U., Kusatsu), Tatsuru Kikuchi (Ritsumeikan U., Kusatsu)
and Toshiyuki Osaka (Ritsumeikan U., Kusatsu)

• "Neutrino Oscillations in a Supersymmetric SO(10) Model with Type-III See-Saw Mechanism."

JHEP 06 (2005) 016
hep-ph/0503114

Takeshi Fukuyama (Ritsumeikan U., Kusatsu), Amon Ilakovac (Zagreb U.),
Tatsuru Kikuchi (Ritsumeikan U., Kusatsu) and Kouichi Matsuda (Osaka U.)

• "Radiative Breaking Scenario for the GUT gauge symmetry."

hep-ph/0502058

Takeshi Fukuyama (Ritsumeikan U., Kusatsu), Tatsuru Kikuchi (Ritsumeikan U., Kusatsu)

• "Axion and Right-handed Neutrino in the Minimal SUSY SO(10) Model."

JHEP 05 (2005) 017
hep-ph/0412373

Takeshi Fukuyama (Ritsumeikan U., Kusatsu), Tatsuru Kikuchi (Ritsumeikan U., Kusatsu)

• "Higgs Masses in the Minimal SUSY SO(10) GUT."

Phys.Rev. D72 (2005) 051701

hep-ph/0412348

Takeshi Fukuyama (Ritsumeikan U., Kusatsu), Amon Ilakovac (Zagreb U.),
Tatsuru Kikuchi (Ritsumeikan U., Kusatsu), Stjepan Meljanac (Ruder Boskovic Institute, Zagreb)
and Nobuchika Okada (KEK, Tsukuba)

• "Perturbative SO(10) Grand Unification."

Phys. Rev. D 71:095002,2005
hep-ph/0412011

Darwin Chang, Takeshi Fukuyama, Yong-Yeon Keum, Tatsuru Kikuchi, Nobuchika Okada

13 pages, no figure

• "Lepton Flavour Violation in the Minimal SO(10) GUT Model
  and in the Standard Model with additional Heavy Dirac Neutrinos."

Nucl. Phys. Proc. Suppl. 144:143,2005
hep-ph/0411282

Takeshi Fukuyama, Amon Ilakovac, Tatsuru Kikuchi and Stjepan Meljanac

Invited talk at the Eigth International Workshop on Tau Lepton Physics (Tau04),
Nara new public hall, Nara, Japan 14-17 September,2004

• "Detailed Analysis of Proton Decay Rate in the Minimal Supersymmetric SO(10) Model."

KEK-TH-961, JHEP 0409:052,2004
hep-ph/0406068

Takeshi Fukuyama, Amon Ilakovac, Tatsuru Kikuchi, Stjepan Meljanac
and Nobuchika Okada

• "SO(10) Group Theory for the Unified Model Building."

KEK-TH-960, J. Math. Phys. 46 (2005) 033505
hep-ph/0405300

Takeshi Fukuyama (Ritsumeikan U., Kusatsu), Amon Ilakovac (Zagreb U.),
Tatsuru Kikuchi (Ritsumeikan U., Kusatsu), Stjepan Meljanac (Ruder Boskovic Institute, Zagreb)
and Nobuchika Okada (KEK, Tsukuba)

• "Lepton Mixing Matrix Element U_{13} and New Assignments of Universal Texture for Quark and Lepton Mass Matrices."

hep-ph/0403008,

Kouichi. Matsuda and Hiroyuki Nishiura.

• "General Formulation for Proton Decay Rate in Minimal Supersymmetric SO(10) GUT."

KEK-TH-937, Eur. Phys. J. C 42 (2005) 191
hep-ph/0401213,

Takeshi Fukuyama, Amon Ilakovac, Tatsuru Kikuchi, Stjepan Meljanac
and Nobuchika Okada

• "Lepton Mixing Matrix Element U_{13} and New Assignments of Universal Texture for Quark and Lepton Mass Matrices."

hep-ph/0403008,

Kouichi. Matsuda and Hiroyuki Nishiura.

• "General Formulation for Proton Decay Rate in Minimal Supersymmetric SO(10) GUT."

KEK-TH-937, hep-ph/0401213,

Takeshi Fukuyama, Amon Ilakovac, Tatsuru Kikuchi, Stjepan Meljanac
and Nobuchika Okada

• "Lepton Flavor Violating Processes and
  Muon g-2 in Minimal Supersymmetric SO(10) model."
  

In "Soryushiron Kenkyu" Vol. 108-6, March, 2004

Takeshi Fukuyama, Tatsuru Kikuchi and Nobuchika Okada.

• "Phenomenological analysis of lepton and
  quark Yukawa couplings in SO(10) two Higgs model"

hep-ph/0401154,

Kouichi. Matsuda.

• "SUPERNOVA PROMPT NEUTRONIZATION NEUTRINOS
  AND NEUTRINO MAGNETIC MOMENTS"

JCAP 0312, 007 (2003).
hep-ph/0310119.

Evgeny Akhmedov and Takeshi Fukuyama.

• "ASSIGNMENTS OF UNIVERSAL TEXTURE
  COMPONENTS FOR QUARK AND LEPTON MASS
  MATRICES"

Kouichi. Matsuda and Hiroyuki Nishiura.

• "Neutrino Magnetic Moments
  and Minimal Supersymmetric SO(10) Model"

• "Lepton Flavor Violating Processes and
  Muon g-2 in Minimal Supersymmetric SO(10) model."

• "UNIVERSAL TEXTURE OF QUARK AND LEPTON MASS MATRICES."

To appear in the proceedings of 4th Workshop on Neutrino Oscillations and their Origin (NOON2003), Kanazawa, Japan, 10-14 Feb 2003.
hep-ph/0303256,

Yoshio Koide, Hiroyuki Nishiura, Kouichi Matsuda, Tatsuru Kikuchi
and Takeshi Fukuyama.

• "CAN THE MAJORANA PHASES BE RESTRICTED?."

• "Second order Lax pairs of nonlinear partial differential equations with Schwarzian forms"

S-y Lou, X-y Tang, Q-p Liu and Takeshi Fukuyama.

• "Universal Texture of Quark and Lepton Mass Matrices and a Discrete Symmetry Z(3)"

• "Neutrino oscillation data versus minimal supersymmetric SO(10) model"

• "Constraints from Neutrinoless Double Beta Decay."

Kouichi Matsuda, Tatsuru Kikuchi, Takeshi Fukuyama,
and Hiroyuki Nishiura.

• "Renormalization Group equation of Quark-Lepton
  Mass Matrices in the SO(10) Model
  with Two Higgs Scalaras"

• "LEPTOGENESIS IN MODELS WITH MULTI HIGGS BOSONS."

• "PHENOMENOLOGICAL ANALYSIS OF LEPTON AND QUARK MASS MATRICES"

• "CP VIOLATIONS IN LEPTON NUMBER VIOLATION PROCESSES AND NEUTRINO OSCILLATIONS"
  
  In *Osaka 2000, High energy physics, vol. 2* 962-964.

• "Second order Lax pairs of nonlinear partial differential equations with Scwarz variants"

• "How far can the SO(10) two Higgs model describe the observed neutrino masses and mixings?"

• "MNS Parameters from Neutrino Oscillations,
  Single Beta Decay"

• "CAN THE SO(10) MODEL WITH TWO HIGGS DOUBLETS REPRODUCE THE OBSERVED FERMION MASSES?"

• "GRAPHICAL REPRESENTATION OF CP VIOLATION EFFECTS IN NEUTRINOLESS DOUBLE BETA DECAY"

• "Gauge Transformations and Weak Lax Equations "

• "Relativistic Effects on Neutrino Pair Annihilation
  above a Kerr Black Hole with the Accretion Disk"

• "Study on alternative mkdv equation in (2+1) dimensioins"

• "Lax pairs, Painlev\'e properties and exact solutions
  of the Calogero Korteweg-de Vries equation
  and a new (2 + 1)-dimensional equation"

• "A quest for the integrable equation in (3+1) dimensions"

• "The investigation into the Schwarz Korteweg-de Vries equation and the Schwarz derivative in (2 + 1) dimensions"

• "The investigation into new equations in (2 + 1) dimensions"

• "The investigation into the Calogero-Degasperis-Fokas equation in (2 + 1) dimensions"

• " Lax pairs, Painlev\'e properties
  and exact solutions of the modified BLMP
  and modified NNV equation"

• " THE HIGHER DIMENSIONAL EXTENSIONS
  FOR THE CALOGERO KORTEWEG-DE VRIES EQUATION"

• "CP Violations in Lepton Number Violation Processes
  and Neutrino Oscillations"

• "Neutrino Pair Annihilation in the Gravitation of Gamma Ray Burst Sources"

• "Usability of the NFW Galaxy Profile
  as a Cosmological Tool Estimated from 2-Image
  Gravitational Lens Systems"

• "SO(10) GUT and Quark-Lepton Mass Matrices"

• "Lepton and Quark Mass Matrices"

• "Constraints of Mixing Angles from Lepton Number Violating Processes"

• "Constraints of Mixing Angles from Neutrino Oscillation Experiments and Neutrinoless Double Beta Decay"

• "N-Soliton Solutions to a (2+1)-Dimensional Integrable Equation"

• "Gas Density and X-ray Surface Brightness Profiles of Clusters of Galaxies from Dark Matter Halo Potentials: Beyond the Isothermal \beta-Model"

• "Cluster Mass Estimate and a Cusp of the Mass-Density Distribution in Clusters of Galaxies"

• "The Bogoyavlenskij-Schiff Hierarchy and Its Integrability"

• "X-ray Gas Density Profile of Clusters of Galaxies
  from the Universal Dark Matter Halo"

• "CP Violation in Neutrinoless Double Beta Decay
  and Neutrino Oscillation"

• "N Soliton Solutions to the Bogoyavlenskii-Schiff Equation and a Quest for the Soliton Solution
  in (3+1) Dimensions"

• "Neugebauer-Kramer Solutions of the Ernst Equation in Hirota's Direct Method"

• "Contribution of the Cluster Diffuse Magnetic Field to
  the Support of X-ray Gas and Mass Distributions
  in Clusters of Galaxies"

• "Mass Matrix of Majorana Neutrinos"

• "General Theorem about Gravitational Lensing:
  Extended Relation among the Numbers of Images
  with Different Parities"

• "Elliptical Lens Model in PG1115+080"

• "Multipole Expansion Model in Gravitational Lensing"

• "Late-Time Mild Inflation
  - A Possible Solution of Dilemma:
  Cosmic Age and the Hubble Parameter-"

• "Structure of an X-Ray Cluster of Galaxies with
  a Central Giant Elliptical Galaxy
  and Gravitational Lensing"

• "The Painlevé Test of Higher Dimensional KdV Equation"

• "Gravitational Instantons in Ashtekar's Formalism"

• "Gravitational Lensing and Catastrophe Theory"

• "Aitken Acceleration and Stationary Axially Symmetric Solution of Einstein Equation"

• "Toda Lattice and Tomimatsu-Sato Solutions"

These papers can be downloaded from Yukawa Institute for Theoretical Physics and xxx.lanl.gov e-Print archive.