718365.fig.003a
(a)
718365.fig.003b
(b)
Figure 3: (Color online) XRD patterns for FePt(30 nm)/M(x nm)/Fe(5 nm) trilayer films with M-Cu (a) and C (b) and x = 0–4 prepared on Si(111) substrates at ambient temperature and postannealed at 550°C.