Reversed stacking of PtBr3 bilayers is predicted to produce altermagnetic spin-splitting in the AB' stack and sliding ferroelectricity with magnetoelectric coupling in the AC' stack.
Olejník et al., Terahertz electrical writing speed in an antiferromagnetic memory, Sci.Adv
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Stacking-dependent ferroicity of reversed bilayer: altermagnetism or ferroelectricity
Reversed stacking of PtBr3 bilayers is predicted to produce altermagnetic spin-splitting in the AB' stack and sliding ferroelectricity with magnetoelectric coupling in the AC' stack.