Orbital moment anisotropy in ultrathin FePt layers

Marcio M. Soares,1 Anne D. Lamirand,2,3 Aline Y. Ramos,2,3,* Maurizio De Santis,2,3 and Helio C. N. Tolentino2,3,4 1European Synchrotron Radiation Facility, 6 Rue Jules Horowitz, BP 220, F-38043 Grenoble Cedex, France 2Universite Grenoble Alpes, Institut Neel, F-38042 Grenoble, France 3CNRS, Institut Neel, F-38042 Grenoble, France 4Laboratorio Nacional de Luz Sincrotron-LNLS, CP 6192, 13083-970 Campinas, Brazil (Received 10 October 2014; revised manuscript received 2 November 2014; published 1 December 2014)