Densely packed epitaxial Mn-doped Si0.3Ge0.7 nanodots self-assembled on Si(100) have been obtained. Their structural properties were studied using reflection high-energy electron diffraction, energy dispersive x-ray diffraction, atomic force microscopy, extended x-ray absorption fine structure measurements and high-resolution transmission electron microscopy. Mn5Ge1Si2 crystallites embedded in Si0.3Ge0.7 were found. They exhibit a ferromagnetic behaviour with a Curie temperature of about 225 K.

De Padova, P., Olivieri, B., Mariot, J., Favre, L., Berbezier, I., Quaresima, C., et al. (2012). Ferromagnetic Mn-doped Si0.3Ge0.7nanodots self-assembled on Si(100). JOURNAL OF PHYSICS. CONDENSED MATTER, 24(14), 142203 [10.1088/0953-8984/24/14/142203].

Ferromagnetic Mn-doped Si0.3Ge0.7nanodots self-assembled on Si(100)

SCARSELLI, MANUELA ANGELA;DE CRESCENZI, MAURIZIO;
2012-04-01

Abstract

Densely packed epitaxial Mn-doped Si0.3Ge0.7 nanodots self-assembled on Si(100) have been obtained. Their structural properties were studied using reflection high-energy electron diffraction, energy dispersive x-ray diffraction, atomic force microscopy, extended x-ray absorption fine structure measurements and high-resolution transmission electron microscopy. Mn5Ge1Si2 crystallites embedded in Si0.3Ge0.7 were found. They exhibit a ferromagnetic behaviour with a Curie temperature of about 225 K.
apr-2012
Pubblicato
Rilevanza internazionale
Articolo
Esperti anonimi
Settore FIS/03 - FISICA DELLA MATERIA
English
Con Impact Factor ISI
semiconductor; magnetization; manganese; silicon; MN5GE3
De Padova, P., Olivieri, B., Mariot, J., Favre, L., Berbezier, I., Quaresima, C., et al. (2012). Ferromagnetic Mn-doped Si0.3Ge0.7nanodots self-assembled on Si(100). JOURNAL OF PHYSICS. CONDENSED MATTER, 24(14), 142203 [10.1088/0953-8984/24/14/142203].
De Padova, P; Olivieri, B; Mariot, J; Favre, L; Berbezier, I; Quaresima, C; Paci, B; Generosi, A; Rossi Albertini, V; Cricenti, A; Ottaviani, C; Luce, M; Testa, A; Peddis, D; Fiorani, D; Scarselli, Ma; DE CRESCENZI, M; Heckmann, O; Richter, M; Hricovini, K; D’Acapito, F
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2108/78450
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