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Phase separation dynamics in a concetration gradient
dc.contributor.author | Lacasta Palacio, Ana María |
dc.contributor.author | Sancho, Jose Maria |
dc.contributor.author | Yeung, C. |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament de Física Aplicada |
dc.date.accessioned | 2012-11-12T10:03:23Z |
dc.date.available | 2012-11-12T10:03:23Z |
dc.date.created | 1994-08-01 |
dc.date.issued | 1994-08-01 |
dc.identifier.citation | Lacasta, A.M.; Sancho, J.M.; Yeung, C. "Phase separation dynamics in a concentration gradient". Europhysics Letters, 1994, vol. 27, núm. 4, p. 291-297. ISSN:0295-5075 |
dc.identifier.issn | 0295-5075 |
dc.identifier.uri | http://hdl.handle.net/2117/16882 |
dc.description.abstract | Phase separation dynamics with an initially nonuniform concentration are studied. Critical and off-critical behavior is observed simultaneously. A mechanism for an expanding phase-separated region is demonstrated and the time dependence of the concentration is determined. The final equilibrium state consists of a planar interface separating one phase from the other. The evolution to this state is characterized by an experimentally observable flux, j, crossing this interface. We find that j ~ t−2/3 if patterns are formed in the bulk and j ~ t−1/2 if the bulk remains homogeneous. The results are explained in terms of scaling arguments which are confirmed numerically. |
dc.format.extent | 291-297 |
dc.language.iso | eng |
dc.publisher | EDP Sciences |
dc.subject | Àrees temàtiques de la UPC::Física::Física de l'estat sòlid |
dc.subject.lcsh | Condensed matter GEC |
dc.subject.other | Nonlinear dynamics |
dc.subject.other | Phase separation |
dc.subject.other | Concentration gradients |
dc.title | Phase separation dynamics in a concetration gradient |
dc.type | Article |
dc.subject.lemac | Matèria condensada |
dc.contributor.group | Universitat Politècnica de Catalunya. NOLIN - Física No-Lineal i Sistemes Fora de l'Equilibri |
dc.description.peerreviewed | Peer Reviewed |
dc.rights.access | Open Access |
dc.description.version | Preprint |
local.personalitzacitacio | true |
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