Mirror Chern insulators in two-dimensional altermagnetic Tc${}_2$Cl${}_2$O and Tc${}_2$Br${}_2$O

Rong Wang, Ruo-Yu Ning, Zhi-Hua Yan +1

The interplay between altermagnetism and crystalline band topology provides an intriguing avenue for realizing unconventional topological phases with distinctive spin-dependent pro…