Pouget, H. Okuno, L. Vila, C. Vergnaud, C. Beigné, A. Marty, J.-P. Attané, S. Gambarelli, J.-M. George, H. Jaffrès, S. Blügel, M. Jamet Evidence for spin-to-charge conversion by Rashba coupling in metallic states at the Fe/Ge(111) interface