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cond-mat.stat-mech1998
SOC in a class of sandpile models with stochastic dynamics
S. Lubeck, K. D. Usadel
We have studied one-dimensional cellular automata with updating rules depending stochastically on the difference of the heights of neighbouring cells. The probability for toppling…
cond-mat.stat-mech1998
Density fluctuations and phase separation in a traffic flow model
S. Lubeck, M. Schreckenberg, K. D. Usadel
Within the Nagel-Schreckenberg traffic flow model we consider the transition from the free flow regime to the jammed regime. We introduce a method of analyzing the data which is ba…