FexN(x=2–3) thin films with perpendicular magnetic anisotropy are prepared by rf sputtering. Although conventional rf sputtered FexN films are magnetized in the direction of the film plane, dc biasing of the substrate during rf sputtering produces magnetic anisotropy normal to the film plane.
Peng DongK. SumiyamaZ. J. WangHidetoshi OnoderaKazuya Suzuki
Dong‐Liang PengK. SumiyamaKenji Suzuki