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 [ ]