Fig. 7: Basic properties of the In2Se3/VBi2Te4/In2Se3.

a–d Geometric structures of the In2Se3/VBi2Te4/In2Se3 heterostructure in P↑↑, P↑↓, P↓↑, and P↓↓ configurations. e–h Calculated band structures of the In2Se3/VBi2Te4/In2Se3 heterostructure in P↑↑, P↑↓, P↓↑, and P↓↓ configurations. The red and blue lines represent spin-up and spin-down states, respectively.