Tunable quantum anomalous Hall effect in van der Waals heterostructures

Tunable quantum anomalous Hall effect in van der Waals heterostructures

(a) Crystal structure of Bi/MnBi2tellurium4 vdW heterostructure. (b) Schematic illustration of controllable magnetism and topological phase transitions in materials. Magnetization direction (MI: i = x, y, z; red arrow) can …

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