Tuesday, March 5, 2013

1303.0608 (Hiroshi Miki et al.)

Iterative conformal mapping approach to diffusion-limited aggregation
with surface tension effect
   [PDF]

Hiroshi Miki, Haruo Honjo
We present a simple method for incorporating the surface tension effect into an iterative conformal mapping model of two-dimensional diffusion-limited aggregation. A curvature-dependent growth probability is introduced and the curvature is given by utilizing the branch points of a conformal map. The resulting cluster exhibits a crossover from compact to fractal growth. In the fractal growth regime, it is confirmed, by the conformal map technique, that the fractal dimension of its area and perimeter length coincide.
View original: http://arxiv.org/abs/1303.0608

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