%A C.T. CHAN %T Photonic crystals and topological photonics %0 Journal Article %D 2020 %J Front. Optoelectron. %J Frontiers of Optoelectronics %@ 2095-2759 %R 10.1007/s12200-020-1022-2 %P 2-3 %V 13 %N 1 %U {https://journal.hep.com.cn/foe/EN/10.1007/s12200-020-1022-2 %8 2020-03-15 %X