Field-orientation-dependent magnetic phases in GdRu${}_2$Si${}_2$ probed with muon-spin spectroscopy

B. M. Huddart, A. Hernández-Melián, G. D. A. Wood +8

Centrosymmetric GdRu${}_2$Si${}_2$ exhibits a variety of multi-Q magnetic states as a function of temperature and applied magnetic field, including a square skyrmion-lattice phase. The…