1. |
|
|
2. |
- Bergenti, I., et al.
(författare)
-
Spin polarized La0.7Sr0.3MnO3 thin films on silicon
- 2007
-
Ingår i: Journal of Magnetism and Magnetic Materials. - : Elsevier BV. - 0304-8853 .- 1873-4766. ; 312:2, s. 453-457
-
Tidskriftsartikel (refereegranskat)abstract
- La0.7Sr0.3MnO3 polycrystalline manganite thin films were grown on silicon (Si) substrates covered by SiOx amorphous native oxide. Curie temperatures of about 325 K were achieved for 70-nm-thick films. Strong room temperature XMCD signal was detected indicating high spin polarization at the surface. Cross-sectional TEM images show sharp interface between SiOx and manganite without signature of chemical reaction at the interface. Unusual sharp splitting of the manganite film was observed: on the top of a transition layer characterized by low crystalline order, a magnetically robust layer is formed. © 2007 Elsevier B.V. All rights reserved.
|
|
3. |
- Bergenti, I., et al.
(författare)
-
Structural and magnetic properties of thin manganite films grown on silicon substrates
- 2005
-
Ingår i: Progress in Solid State Chemistry. - : Elsevier BV. - 0079-6786 .- 1873-1643. ; 33:2-4 SPEC. ISS., s. 293-298
-
Tidskriftsartikel (refereegranskat)abstract
- Polycrystalline La0.7Sr0.3MnO3 manganite thin films were grown on silicon substrates covered by SiOx amorphous native oxide. Unusual splitting of the manganite layer was found: on the top of an intermediate layer characterised by lower crystalline order, a magnetic robust layer is formed. Curie temperatures of about 325 K were achieved for 70 nm thick films. A strong room temperature XMCD signal was detected indicating high spin polarisation near the surface. © 2005 Elsevier Ltd. All rights reserved.
|
|