J ul 2 02 1 Origins of electronic bands in antiferromagnetic topological insulator MnBi

Chenhui Yan, Sebastian Fernandez-Mulligan, Ruobing Mei, Seng Huat Lee, Nikola Protic, Rikuto Fukumori, Binghai Yan, Chaoxing Liu, Zhiqiang Mao, and Shuolong Yang ∗ Pritzker School of Molecular Engineering, University of Chicago, Chicago, Illinois 60637, USA Department of Physics, Pennsylvania State University, University Park, State College, PA, 16802, USA Department of Condensed Matter Physics, Weizmann Institute of Science, Rehovot, 7610001, Israel (Dated: July 7, 2021)