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Abstract:

We calculate the electronic structure of 3d transition-metal clusters with a model Hamiltonian that takes into account electron spillover at the cluster surface and uses bulk parameter values for the interactions. We perform calculations for fcc and bcc clusters of up to 260 atoms making use of symmetry properties. We obtain magnetic moments per shell and ionization potentials for Ni, Co, and Fe clusters starting from an spd-bulk parametrization. Copyright © 1998 Elsevier Science B.V.

Registro:

Documento: Artículo
Título:The effect of spillover in the electronic and magnetic properties of Ni, Co, and Fe clusters
Autor:Guevara, J.; Parisi, F.; Llois, A.M.; Weissmann, M.
Filiación:Departamento de Física, Comn. Nac. de Ener. Atómica, Avda del Libertador 8250, 1429 Buenos Aires, Argentina
Esc. de Ciencia y Tecnología, Universidad Nacional de San Martin, Alem 3901, 1651 San Andrés, Buenos Aires, Argentina
Depto. de Fis. Juan Jose Giambiagi, Fac. de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 1428 Buenos Aires, Argentina
Palabras clave:Clusters; Ionization potential; Magnetism; Spillover; Transition metals; Cobalt; Electronic structure; Ionization; Iron; Magnetic moments; Magnetic properties; Clusters; Electronic spillover; Ionization potential; Nickel
Año:1998
Volumen:10
Número:1-4
Página de inicio:440
Página de fin:443
Título revista:Computational Materials Science
Título revista abreviado:Comput Mater Sci
ISSN:09270256
CODEN:CMMSE
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_09270256_v10_n1-4_p440_Guevara

Referencias:

  • Guevara, J., Parisi, F., Llois, A.M., Weissmann, M., (1997) Phys. Rev. B, 55, p. 13283. , and references therein
  • Bouarab, S., Vega, A., López, M.J., Iñiguez, M.P., Alonso, J.A., (1997) Phys. Rev. B, 55, p. 13279
  • López, M.J., Jellinek, J., (1994) Phys. Rev. A, 50, p. 1445
  • Pastor, G.M., Dorantes-Dávila, J., Bennemann, K.H., (1988) Chem. Phys. Lett., 148, p. 459
  • Bouarab, S., Vega, A., Alonso, J.A., Iñiguez, M.P., (1996) Phys. Rev. B, 54, p. 3003
  • Billas, I.M.L., Châtelain, A., De Heer, W.A., (1994) Science, 265, p. 1682
  • Yang, S., Knickelbein, M.B., (1990) J. Chem. Phys., 93, p. 1533

Citas:

---------- APA ----------
Guevara, J., Parisi, F., Llois, A.M. & Weissmann, M. (1998) . The effect of spillover in the electronic and magnetic properties of Ni, Co, and Fe clusters. Computational Materials Science, 10(1-4), 440-443.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_09270256_v10_n1-4_p440_Guevara [ ]
---------- CHICAGO ----------
Guevara, J., Parisi, F., Llois, A.M., Weissmann, M. "The effect of spillover in the electronic and magnetic properties of Ni, Co, and Fe clusters" . Computational Materials Science 10, no. 1-4 (1998) : 440-443.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_09270256_v10_n1-4_p440_Guevara [ ]
---------- MLA ----------
Guevara, J., Parisi, F., Llois, A.M., Weissmann, M. "The effect of spillover in the electronic and magnetic properties of Ni, Co, and Fe clusters" . Computational Materials Science, vol. 10, no. 1-4, 1998, pp. 440-443.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_09270256_v10_n1-4_p440_Guevara [ ]
---------- VANCOUVER ----------
Guevara, J., Parisi, F., Llois, A.M., Weissmann, M. The effect of spillover in the electronic and magnetic properties of Ni, Co, and Fe clusters. Comput Mater Sci. 1998;10(1-4):440-443.
Available from: https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_09270256_v10_n1-4_p440_Guevara [ ]