Dynamics of Ordering Processes in a Long-Range Exchange Model

  • H. Hayakawa
  • T. Koga
  • K. Kawasaki
Conference paper
Part of the Springer Proceedings in Physics book series (SPPHY, volume 52)


A new Ising dynamics with long-range exchange is proposed in which the exchange probability is a power law function of the distance between exchanged spins. Using a coarse-grained picture, a new time-dependent Ginzburg-Landau (TDGL) equation is derived and a coarsening process is discussed.


Ising Model Universality Class Interface Velocity Exchange Probability Droplet Radius 
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Copyright information

© Springer-Verlag Berlin Heidelberg 1990

Authors and Affiliations

  • H. Hayakawa
    • 1
  • T. Koga
    • 1
  • K. Kawasaki
    • 1
  1. 1.Department of PhysicsKyushu University 33Fukuoka 812Japan

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