Figure 3From: Ferromagnetism and Ru-Ru distance in SrRuO3 thin film grown on SrTiO3 (111) substrateSurface images taken with an atomic force microscope. (a) SrTiO3 (111) substrate prepared by etching and subsequent annealing, (b) SrRuO3/SrTiO3 (001), and (c) SrRuO3/SrTiO3 (111).Back to article page