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Название: Stability of Hierarchical Interfaces in a Random Field Model
Авторы: Bovier A., Kiiiske C.
Аннотация:
Journal of Statistical Physics, Vol. 69, Nos. 1/2, 1992, p. 79-110.
We study a hierarchical model for interfaces in a random-field ferromagnet. We prove that in dimension D > 3, at low temperatures and for weak disorder, such interfaces are rigid. Our proof uses renormalization group transformations for stochastic sequences.