Figure 1

Magnetic hysteresis loops of different Tb contents.
The out-of-plane magnetic hysteresis loops measured by PPMS for samples of [Co0.28/Ni0.58]5/ TbxCo100–x (12) with various Tb contents, in which the Hc⊥ and Hex are defined.

Magnetic hysteresis loops of different Tb contents.
The out-of-plane magnetic hysteresis loops measured by PPMS for samples of [Co0.28/Ni0.58]5/ TbxCo100–x (12) with various Tb contents, in which the Hc⊥ and Hex are defined.