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Penning de-excitation of spin-polarised metastable He atoms on magnetic surfaces: Mg on Fe (Articolo in rivista)
- Type
- Label
- Penning de-excitation of spin-polarised metastable He atoms on magnetic surfaces: Mg on Fe (Articolo in rivista) (literal)
- Anno
- 2003-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1016/S0168-583X(02)02170-5 (literal)
- Alternative label
R. Moroni, E. Oliveri, L. Mattera (2003)
Penning de-excitation of spin-polarised metastable He atoms on magnetic surfaces: Mg on Fe
in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (Print); North Holland Pub. Co., Amsterdam (Paesi Bassi)
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- R. Moroni, E. Oliveri, L. Mattera (literal)
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- http://www.sciencedirect.com/science/article/pii/S0168583X02021705# (literal)
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- ISI Web of Science (WOS) (literal)
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Unità INFM di Genova, IMEM-CNR Sezione di Genova, Dipartimento di Fisica dell'Università di Genova, via Dodecaneso 33, I-16146 Genova, Italy (literal)
- Titolo
- Penning de-excitation of spin-polarised metastable He atoms on magnetic surfaces: Mg on Fe (literal)
- Abstract
- Surface magnetic properties of iron films upon Mg deposition have been investigated by means of spin-polarised metastable de-excitation spectroscopy (SPMDS). Deposition of 1 ML of Mg on iron films preserves the magnetic character of the topmost layer but modifies the metastable de-excitation mechanism. The reduction of the surface work function induced by Mg condensation changes the de-excitation mechanism from the one usually observed on 3d metal surfaces (resonant ionisation followed by Auger neutralisation) to Auger de-excitation. The effects induced on SPMDS spectra by the modification of the de-excitation mechanism are discussed. (literal)
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