Chemical profile and magnetoresistance of Ga 1-xMn xAs/GaAs/AlAs/GaAs/Ga 1-xMn xAs tunnel junctions

1. Mattana, R.
2. Elsen, M.
3. George, J.-M.
4. Jaffrès, H.
5. Nguyen Van Dau, F.
6. Fert, A.
7. Wyczisk, M.F.
8. Olivier, J.
9. Galtier, P.
10. Lépine, B.
11. Guivarc'h, A.
12. Jézéquel, G.