High Temperature Magnetic Properties of Indirect Exchange Spring FePt/M(Cu,C)/Fe Trilayer Thin Films
Figure 5
(Color online) Variations of (a) coercivity, (b) saturation magnetization, and (c) applied magnetic field required for saturating the films with different interlayer thicknesses of FePt(30 nm)/M(x nm)/Fe(5 nm) trilayer films with M-Cu and C and x = 0–4 nm prepared on Si(111) substrates at ambient temperature and postannealed at 550°C.
