High coercivity sized controlled cobalt-gold core-shell nano-crystals prepared by reverse microemulsion

- Calculating the crystallinity percentage and percentage of phases presented in Co-Au core-shell nanoparticles.
- Magnetic properties of four groups nanogarin: 5, 10, 15, 20 nm.
- Single domain ferromagnetic materials with high coercivity at room temperature.
- Intrinsic blocking temperature measured in zero field cooled-warmed (ZFC-W).