Fig. 5: LTEM images of the Fe1.2Ni0.8 and Fe1.0Ni1.0 ribbons annealed at 850 °C for 30 min.
From: High-performance multiphase Sm-Co-B alloys with coercivities up to 6.71 MA·m−1

a, b, c Overfocus, in-focus, and underfocus images of the Fe1.2Ni0.8 ribbon. d, e, f Overfocus, in-focus, and underfocus images of the Fe1.0Ni1.0 ribbon.