Recent Papers (Since 1995)


  1. Taka H. Nishino and H. Hayakawa, Knudsen effect in a non-equilibrium gas
    J. Phys. Soc. Jpn. 74. 2655-2658 (2005)
  2. H. Kuninaka and H. Hayakawa, Contact and Quasi-Static Impact of a Dissipationless Mechanical Model
    preprint
  3. H. Hayakawa, Theory of $\omega^{-4/3}$ law of the power spectrum in dissipative flows
    Phys. Rev. E 72, 031102 (2005) .
  4. T. Mitsudo and H. Hayakawa, Synchronization of kinks in the two-lane totally asymmetric simple exclusion process with open boundary conditions
    J. Phys. A: Math. Gen. vol. 38 3087-3096 (2005), preprint version
  5. H. Hayakawa, Langevin equation with Coulomb friction
    Physica D, Vol. 205, 48-56 (2005). preprint
  6. A. Kawarada and H. Hayakawa, Non-Gaussian Velocity Distribution Function in a Vibrating Granular Bed
    J. Phys. Soc. Jpn. Vol. 73, pp.2037-2040 , preprint version (Vol.73, No.8).
  7. A. Furukawa and H. Hayakawa, A Simple Model for Sheared Granular Layers
    preprint .
  8. H. Hayakawa and H. Kuninaka, Theory of the inelastic impact of elastic materials
    Phase Transitions, Vol. 77, pp.889-909 (2004).
  9. H. Kuninaka and H. Hayakawa, The anomalous behavior of coefficient of normal restitution in the oblique impact
    Phys. Rev. Lett. Vol.94, 154301 (2004). see Phys. Rev. Focus , preprint version.
  10. H. Hayakawa, Hydrodynamics of driven granular gases
    Phys. Rev. E 68, 031304 (2003) . ( preprint version ).
  11. S. Takesue, T. Mitsudo, and H. Hayakawa Power-law behavior in the power spectrum induced by Brownian motion of a domain wall
    (preprint version) Phys. Rev. E68, 015103(R) (2003) .
  12. H. Kuninaka and H. Hayakawa, Simulation for the oblique impact of a lattice system
    (preprint version) J. Phys. Soc. Jpn. Vol. 72, 1655-1663 (2003) .
  13. Kim Hyeon-Deuk and H. Hayakawa, Contributions of steady heat conduction to the rate of chemical reaction
    Chem. Phys. Lett. Vol.372, pp.314-319.
  14. H. Hayakawa, Hydrodynamics for Inelastic Maxwell model
    Preprint (改訂中).
  15. Kim Hyeon-Deuk and H. Hayakawa, Test of Information Theory on the Boltzmann Equation
    preprint version. J. Phys. Soc. Jpn. Vol. 72, 2473-2478.
  16. Kim Hyeon-Deuk and H. Hayakawa, Kinetic Theory of a Dilute Gas System under Steady Heat Conduction
    (preprint version) J. Phys. Soc. Jpn. Vol.72, pp.1904-1916.
  17. H. Kuninaka and H. Hayakawa, Simulation of the impact of the elastic disk
    ( ps file ) in Traffic and Granular Flows 2001, pp. 467-472, edited by M. Fukui, Y. Sugiyama, M. Schreckenberg and D. E. Wolf (Springer, 2003).
  18. N. Mitarai, H. Nakanishi and H. Hayakawa, Collisional Granular Flow on a Rough Slope and Its Instability
    in Traffic and Granular Flows 2001, pp.485-490, edited by M. Fukui, Y. Sugiyama, M. Schreckenberg and D. E. Wolf (Springer, 2003).
  19. H. Hayakawa, Note on a Micropolar Gas-Kinetic Theory
    Preprint . in Traffic and Granular Flows 2001, pp.421-435, edited by M. Fukui, Y. Sugiyama, M. Schreckenberg and D. E. Wolf (Springer, 2003).
  20. S. Puri and H. Hayakawa, Radial and Axial Segregation of Granular Mixtures in the Rotating-Drum Geometry
    Advances in Complex Systems, Vol. 4, 469-479 (2002).
  21. N. Mitarai, H. Hayakawa and H. Nakanishi, Collisional Granular Flow as a Micropolar Fluid
    Phys. Rev. Lett. Vol. 88, 174301 (2002) ( Preprint version).
  22. H. Hayakawa and H. Kuninaka, Simulation and Theory of the Impact of Two-Dimensional Elastic Disks
    Chem. Eng. Sci. Vol.57, 239-252 (2002). ( preprint version)
  23. Kim Hyeon-Deuk and H. Hayakawa, Statistical properties of inelastic Lorentz gas
    J. Phys. Soc. Jpn. Vol.70, 1954-1965 ( preprint version )
  24. H. Hayakawa and H. Kuninaka, Coefficient of Restitution of Elastic Disks
    in Powders and Grains 2001, edited by Y. Kishino (A.A. Balkema Publ. 2001) pp.561-564.
  25. H. Kuninaka and H. Hayakawa, The impact of two-dimensional elastic disk
    J. Phys. Soc. Jpn. Vol.70, 2220-2221 ( preprint verison)
  26. H. Hayakawa and H. Kuninaka, Simulation of the impact of two-dimensional elastic disks
    Proceedings of 9 th Nisshin Engineering International Symposium pp.82-95
  27. H. Hayakawa, Simulation of Granular Friction and its Effective Theory
    Prog. Theor. Phys. Suppl. 138 537-542 (2000) (ps file )
  28. H. Hayakawa, Slow Viscous Flows in Micropolar Fluids
    Phys. Rev. E 61, 5477-5492 (2000) ( ps file)
  29. S. Puri and H. Hayakawa, Dynamical Behaviour of Rotated Granular Mixtures
    Physica A 270, 115-124 (1999) ( source files )
  30. H. Hayakawa, Simple Model of Granular Friction (preprint)
    Phys. Rev. E 60, 4500-4504 (1999) ( ps file )
  31. S. Puri and H. Hayakawa, Segregation of Granular Mixtures in a Rotating Drum
    Physica A 290 pp. 218-242 ( source.files )
  32. H. Hayakawa and T. Takaai, Universal Mathematical Structure in Quasi 1D Fluid-Particle Systems
    in Advanced Technologies for Particle Processing (AIChE publ.) Vol.II pp. 521-526 (1998,invited paper) (ps file)
  33. H. Hayakawa and K.Nakanishi, Universal Behavior in Granular Flow and Traffic Flow
    Prog. Theor. Phys. Suupl. 130, pp. 57-75 (1998): (ps file).
  34. H. Hayakawa, Granular Microhydrodynamics: Emergence of $f^{-4/3}$ law
    in Statistical Physics: Experiments, Theories and Computer Simulations Edited by M.Tokuyama and I.Oppenheim (World Scientific, 1998) pp.179-182 (Invited paper)(ps file).
  35. S. Wada and H. Hayakawa, Kink Solution in a Fluid Model of Traffic Flow
    J. Phys. Soc. Jpn. 67, 763-766 (1998) (source files).
  36. H. Hayakawa and K. Nakanishi, Theory of traffic jam in a one-lane model
    Phys. Rev. E 57, 3839-3845 (1998) (source files).
  37. O.Moriyama, N.Kuroiwa, M.Matsushita, and H. Hayakawa, 4/3 Law of Granular particles Flowing through a Vertical Pipe
    Phys. Rev.Lett. 80, 2833-2836 (1998) (ps file).
  38. K.Ichiki and H.Hayakawa, Analysis of statistical quantities in simulation of fluidized beds
    Phys. Rev. E 57, 1990-1996 (1998). (source files).
  39. H.Hayakawa and D.C.Hong, Two Hydrodynamic Models of Granular Convection
    in Powders and Grains 97, 417-420. (ps file)
  40. H.Hayakawa and D.C.Hong, Fermi Statistics of Weakly Excited Granular Materials
    in Powders and Grains 97, 547-550 . (ps file).
  41. H.Hayakawa and D.C.Hong, A Theormodynamic Thoery of Weakly Excited Granular Systems
    Phys.Rev.Lett. 78, 2764-2767 (1997).
  42. H. Hayakawa and D.C.Hong, Dynamics of Granular Compaction
    Int.J. Bifurcation and Chaos, 7,1159 (1996).
  43. H. Hayakawa, Su Yue and D.C.Hong, Hydrodynamic Description of Granular Convection
    Phys.Rev.Lett 75,(1995) 2328-2331.
  44. H.Hayakawa, H.Nishimori, S.Sasa and Y-h.Taguchi, Dynamics of Granular Matter (Invited Review Paper)
    Jpn. J. Appl. Phys. 34 Prat 1, (1995) 397-408.
  45. K.Ichiki and H.Hayakawa, Dynamical Simulation of Fluidized Beds - Hydorodynamically Interacting Granular Particles
    Phys.Rev.E 52, 658 (1995).
  46. H.Hayakawa and K.Ichiki, Statistical Theory of Sedimentations of Disordered Suspensions
    Phys.Rev.E 51, (1995) R3815-R3818.
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