Hedgehog-like spin texture in Sb-doped MnBi${}_2$Te${}_4$

Meng Zeng, Shu Mo, Ke Zhang +13

We employ spin- and angle-resolved photoemission spectroscopy and circular-dichroism ARPES to systematically investigate the spin texture of Sb-doped MnBi${}_2$Te${}_4$. Our results di…