In chiral helimagnets, the Dzyaloshinskii–Moriya interaction is known to stabilize skyrmions, but the microscopic roots remain enigmatic. Here, Janson et al. apply a multi-scale approach to Cu2OSeO3and show that its skyrmions can be traced back to magnetic tetrahedra of a quantum nature.
- Oleg Janson
- Ioannis Rousochatzakis
- Helge Rosner