Yang Jiu-Long, Yuan Qing-Chen, Chen Run-Feng, Fang Han-Lin, Xiao Fa-Jun, Li Jun-Tao, Jiang Bi-Qiang, Zhao Jian-Lin, Gan Xue-Tao. Enhanced third-harmonic generation in silicon metasurfaceJ. Acta Physica Sinica, 2019, 68(21): 214207. DOI: 10.7498/aps.68.20190789