Spin-controlled directional launching of surface plasmons at the subwavelength scale

Huang Tao¹, Wang Jia-jian², Li Zi-wei², Liu Wei¹, Lin Feng¹, Fang Zhe-yu^{1, 3}, Zhu Xing^{1, 4, †,}

SEM image of our structure. Four structures are arranged as a group and the distance between adjacent structures is 5.5 μm. The inset is an enlarged view of one structure.