1. CRISMAT, UMR6508 CNRS-ENSICAEN-UCBN, 14050 Caen Cedex 4, France
2. M. N. Miheev Institute of Metal Physics of Ural Branch of Russian Academy of Sciences, Ekaterinburg 620990, Russia
3. LAMIPS—CRISMAT-NXP Semiconductors-Presto-Engineering Europe Joint Laboratory, UMR6508 CNRS-ENSICAEN-UCBN, 14000 Caen, France