820 citations
- Instituto de Astrofísica de CanariasES85 papers
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Showing 1999Show all
2 papers · 1 filter
cond-mat.stat-mech1999★ 42 cited
Self-organized evolution in socio-economic environments
A. Arenas, A. Diaz-Guilera, C. J. Perez +1
We propose a general scenario to analyze social and economic changes in modern environments. We illustrate the ideas with a model that incorporating the main trends is simple enoug…
cond-mat.str-el1999★ 5 cited
Dynamics of Holes and Universality Class of the Antiferromagnetic Transition in the Two Dimensional Hubbard Model
F. Guinea, E. Louis, P. Lopez-Sancho +1
The dynamics of a single hole (or electron) in the two dimensional Hubbard model is investigated. The antiferromagnetic background is described by a Nèel state, and the hopping of…