Vortex index identification and unidirectional propagation in Kagome photonic crystals

by Deng Wei-Min, Chen Xiao-Dong, Chen Wen-Jie, Zhao Fu-Li, Dong Jian-Wen
Published 2019-04-01

Narrow-frequency sharp-angular filters using all-dielectric cascaded meta-gratings

by Liu Wei-Nan, Chen Rui, Shi Wei-Yi, Zeng Ke-Bo, Zhao Fu-Li, Dong Jian-Wen
Published 2020-06-01