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http://hdl.handle.net/2445/10840
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DC Field | Value | Language |
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dc.contributor.author | Moreira, Ibério de Pinho Ribeiro | cat |
dc.contributor.author | Illas i Riera, Francesc | cat |
dc.contributor.author | Calzado, C. J. | cat |
dc.contributor.author | Sanz, J. F. | cat |
dc.contributor.author | Malrieu, J. P. | cat |
dc.contributor.author | Ben Amor, N. | cat |
dc.contributor.author | Maynau, D. | cat |
dc.date.accessioned | 2010-01-22T13:52:51Z | - |
dc.date.available | 2010-01-22T13:52:51Z | - |
dc.date.issued | 1999 | cat |
dc.identifier.issn | 0163-1829 | cat |
dc.identifier.uri | http://hdl.handle.net/2445/10840 | - |
dc.description.abstract | Magnetic interactions in ionic solids are studied using parameter-free methods designed to provide accurate energy differences associated with quantum states defining the Heisenberg constant J. For a series of ionic solids including KNiF3, K2NiF4, KCuF3, K2CuF4, and high- Tc parent compound La2CuO4, the J experimental value is quantitatively reproduced. This result has fundamental implications because J values have been calculated from a finite cluster model whereas experiments refer to infinite solids. The present study permits us to firmly establish that in these wide-gap insulators, J is determined from strongly local electronic interactions involving two magnetic centers only thus providing an ab initio support to commonly used model Hamiltonians. | eng |
dc.format.extent | 4 p. | cat |
dc.format.mimetype | application/pdf | eng |
dc.language.iso | eng | eng |
dc.publisher | The American Physical Society | cat |
dc.relation.isformatof | Reproducció digital del document publicat en format paper, proporcionada per PROLA i http://dx.doi.org/10.1103/PhysRevB.59.R6593 | cat |
dc.relation.ispartof | Physical Review B, 1999, vol. 59, núm. 10, p. R6593-R6596 | cat |
dc.relation.uri | http://dx.doi.org/10.1103/PhysRevB.59.R6593 | - |
dc.rights | (c) The American Physical Society, 1999 | cat |
dc.source | Articles publicats en revistes (Ciència dels Materials i Química Física) | - |
dc.subject.classification | Materials magnètics | cat |
dc.subject.classification | Propietats magnètiques | cat |
dc.subject.classification | Física de l'estat sòlid | cat |
dc.subject.other | Magnetic properties | eng |
dc.subject.other | Solid state physics | eng |
dc.subject.other | Magnetic materials | eng |
dc.title | Local character of magnetic coupling in ionic solids | eng |
dc.type | info:eu-repo/semantics/article | eng |
dc.type | info:eu-repo/semantics/publishedVersion | - |
dc.identifier.idgrec | 142175 | cat |
dc.rights.accessRights | info:eu-repo/semantics/openAccess | - |
Appears in Collections: | Articles publicats en revistes (Ciència dels Materials i Química Física) |
Files in This Item:
File | Description | Size | Format | |
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142175.pdf | 134.78 kB | Adobe PDF | View/Open |
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