Hiley, C.I. Scanlon, D.O. Sokol, A.A. Woodley, S.M. Ganose, A.M. Sangiao, Soraya De Teresa, J.M. Manuel, P. Khalyavin, D.D. Walker, M Lees, M.R. Walton, R.I. Antiferromagnetism at T > 500 K in the layered hexagonal ruthenate SrRu2O6 Phys. Rev. B, Condens. matter mater. phys. 10.1103/PhysRevB.92.104413 2015 2015