Manipulating magnetic anisotropy and ultrafast spin dynamics of magnetic nanostructures<xref ref-type="fn" rid="cpb150907fn1">*</xref>

Manipulating magnetic anisotropy and ultrafast spin dynamics of magnetic nanostructures*

Cheng Zhao-Hua†, He Wei, Zhang Xiang-Qun, Sun Da-Li, Du Hai-Feng, Wu Qiong, Ye Jun, Fang Ya-Peng, Liu Hao-Liang

STM images of Fe chains at (a) 1.3 ML and (b) 1.7 ML. (c) Schematic diagram of the model. (d) Schematic evolution of the growth of Fe island: the initial nucleation (yellow area), growth (blue area), and coalescence (gray area). (e) 3D diagrammatic sketch of one Fe island.^{[ 66 ]}