Stochastic dynamics of coupled systems and damage spreading

We study the damage spreading in the one-dimensional Ising model by means of the stochastic dynamics resulting from coupling the system and its replica by a family of algorithms that interpolate between the heat bath and the Hinrichsen-Domany algorithms. At high temperatures the dynamics is exactly mapped to the Domany-Kinzel probabilistic cellular automaton. Using a mean-field approximation and Monte Carlo simulations we find the critical line that separates the phase where the damage spreads from the one where it does not.

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Bibliographic Details
Main Authors: Tomé,T., Arashiro,E., Felício,J. R. Drugowich de, Oliveira,M. J. de
Format: Digital revista
Language:English
Published: Sociedade Brasileira de Física 2003
Online Access:http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-97332003000300007
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