Fig. 4: Spin-resolved electronic band structure of AA-stacked MnPS3 bilayers for different in-plane displacements of the top layer.
From: Engineering altermagnetism via layer shifts and spin order in bilayer MnPS3

a (0, 1/3), b (1/3, 1/3), c (1/3, 2/3), and d (1/2, 0), given in fractional lattice coordinates. Top row shows the parallel (↑↓/↑↓) and bottom row the antiparallel (↑↓/↓↑) interlayer spin configuration. Red and blue indicate spin-up and spin-down bands, with the Fermi energy set at EF = 0.