https://repositorio.ufba.br/handle/ri/7976
Campo DC | Valor | Idioma |
---|---|---|
dc.contributor.author | Nogueira Júnior, E. | - |
dc.contributor.author | Coutinho, Sérgio | - |
dc.contributor.author | Nobre, F. D. | - |
dc.contributor.author | Curado, E. M. F. | - |
dc.creator | Nogueira Júnior, E. | - |
dc.creator | Coutinho, Sérgio | - |
dc.creator | Nobre, F. D. | - |
dc.creator | Curado, E. M. F. | - |
dc.date.accessioned | 2013-01-18T12:09:29Z | - |
dc.date.issued | 1999 | - |
dc.identifier.issn | 0378-4371 | - |
dc.identifier.uri | http://www.repositorio.ufba.br/ri/handle/ri/7976 | - |
dc.description | Texto completo: acesso restrito. p.125–132 | pt_BR |
dc.description.abstract | The role of the distribution of coupling constants in the critical exponents of the short-range Ising spin-glass model is investigated via real space renormalization group. A saddle-point spin glass critical point characterized by a fixed-point distribution is found in an appropriated parameter space. The critical exponents β and ν are directly estimated from the data of the local Edwards–Anderson order parameters for the model defined on a diamond hierarchical lattice of fractal dimension df=3. Four distinct initial distributions of coupling constants (Gaussian, bimodal, uniform and exponential) are considered; the results clearly indicate a universal behaviour. | pt_BR |
dc.language.iso | en | pt_BR |
dc.source | http://dx.doi.org/10.1016/S0378-4371(99)00229-0 | pt_BR |
dc.subject | Spin glass | pt_BR |
dc.subject | Critical exponents | pt_BR |
dc.subject | Universality | pt_BR |
dc.title | Universality in short-range Ising spin glasses | pt_BR |
dc.title.alternative | Physica A: Statistical Mechanics and its Applications | pt_BR |
dc.type | Artigo de Periódico | pt_BR |
dc.identifier.number | v. 271, n. 1-2 | pt_BR |
dc.embargo.liftdate | 10000-01-01 | - |
Aparece nas coleções: | Artigo Publicado em Periódico (FIS) |
Arquivo | Descrição | Tamanho | Formato | |
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Nogueira Jr.pdf Restricted Access | 105,44 kB | Adobe PDF | Visualizar/Abrir Solicitar uma cópia |
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