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dc.contributor.authorHolz, Arnopt_BR
dc.date.accessioned2014-10-01T02:10:22Zpt_BR
dc.date.issued1979pt_BR
dc.identifier.issn0556-2791pt_BR
dc.identifier.urihttp://hdl.handle.net/10183/104006pt_BR
dc.description.abstractA microscopic construction method of lattice defects which can be represented by dislocation configurations in simple-cubic lattices and for interaction by central forces is given. In contrast to standard theories, where dislocations are introduced via topological operations (Burgers circuit), the author starts from a microscopic ad hoc Hamiltonian which. is suitable only for central-force interacting systems. The various sectors of this microscopic Hamiltonian are associated with dislocation configurations. A detailed discussion of the stability and symmetry properties of the microscopié Hamiltonian is given. Possible extensions of the theory to non-central-force interacting systems are pointed out.en
dc.format.mimetypeapplication/pdf
dc.language.isoengpt_BR
dc.relation.ispartofPhysical review. A. General physics. Vol. 20, no. 6 (Dec. 1979), p. 2521-2532pt_BR
dc.rightsOpen Accessen
dc.subjectFísica da matéria condensadapt_BR
dc.subjectDislocacoespt_BR
dc.subjectDefeitos puntuaispt_BR
dc.titleMicroscopic formulation of a lattice-defect modelpt_BR
dc.typeArtigo de periódicopt_BR
dc.identifier.nrb000144860pt_BR
dc.type.originEstrangeiropt_BR


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