Nanoscale imaging of spin textures with locally varying altermagnetic response in $\hat{I}\pm$-Fe${}_2$O${}_3$

R. Yamamoto, S. Mayr, A. Hariki +20

Altermagnetism is a recently identified magnetic state in which time-reversal symmetry is broken despite a collinear compensated spin structure. The response of altermagnets is det…