Tunable in-plane spin orientation in Fe/Si (557) film by step-induced competing magnetic anisotropies
Tang Jin1, He Wei1, Zhang Yong-Sheng1, Li Yan1, Zhang Wei1, Ahmad Syed Sheraz1, Zhang Xiang-Qun1, Cheng Zhao-Hua1, 2, †, 
STM images for Si (557) substrate (a), FeSi2 buffer layer (b), 20-ML Fe film (c), and 25-ML Cu film (d). Each inset shows the corresponding LEED pattern.
