Mn-based kagome materials like RMn6Sn6 (R = rare-earth element) exhibit topological states and long-range magnetic order. This work demonstrates the ferrimagnetic structure in GdMn6Sn6, revealing induced magnetic moments in nonmagnetic Sn, and Mn-Mn double exchange interaction mediated by Sn atoms.
- Jiameng Wang
- Arthur Ernst
- Mao Ye