Abstract
Systematic magnetic effects in the band structure of the heavy lanthanide metals Gd, Tb, Dy, and Ho were studied by angle-resolved photoemission from epitaxial films. The temperature-dependent exchange splitting exhibits a different behavior for delocalized and localized band states. For the delocalized Δ2 bulk band states, a Stoner-like temperature dependence of the splitting is observed in ferromagnetic and helical antiferromagnetic phases. A more localized oxygen-induced surface state shows a temperature-independent contribution to the splitting. All observed magnetic splittings scale with the 4f spin moment.
| Originalsprache | Englisch |
|---|---|
| Seiten (von - bis) | 795-799 |
| Seitenumfang | 5 |
| Fachzeitschrift | Journal of electron spectroscopy and related phenomena |
| Jahrgang | 2021 |
| Ausgabenummer | Volumes 114–116, March |
| DOIs | |
| Publikationsstatus | Veröffentlicht - März 2001 |
| Extern publiziert | Ja |
| Veranstaltung | 8th International Conference on Electronic Spectroscopy and Structure (ICESS-8) - Berkeley, CA, USA Dauer: 8 Aug. 2000 → 12 Aug. 2000 |
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