Microscopic Origin of Piezomagnetism in Mn${}_3$Sn: A Dual Real- and $k$-Space Picture

Soichiro Kikuchi, Yuki Yanagi, Thi Ngoc Huyen Vu +1

We present a comprehensive first-principles study on the origin of the piezomagnetic effect in the non-collinear antiferromagnet Mn${}_3$Sn, a material known for exhibiting a large a…