The energy spectrum with three gapless edge modes in monolayer PdSbO₃ realizing quantum anomalous Hall effect with tunable Chern number.

From the article:

Chern Number Tunable Quantum Anomalous Hall Effect in Monolayer Transitional Metal Oxides via Manipulating Magnetization Orientation
Zeyu Li, Yulei Han, and Zhenhua Qiao
Phys. Rev. Lett. 129, 036801 (2022)

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