Use FDTD Solution of Lumericial to simulate the Topological Valley photon. It is Based on this paper "HE, Xin-Tao, et al. A silicon-on-insulator slab fortopological valley transport. Nature communications, 2019, 10.1: 872."
My Chinese WeChat blog explains how to simulate with these files. The websites is on the follow:
0- https://mp.weixin.qq.com/s/wG9I7VFMdSuLnrLzKjNeGA
1- https://mp.weixin.qq.com/s/dQWD58NgBvzklzEADHT75A
2- https://mp.weixin.qq.com/s/1w6ok8rk4BNAESJcrDDTfg
3- https://mp.weixin.qq.com/s/ROJDPIFptZTFQ_FmrYx1Fg
4- https://mp.weixin.qq.com/s/wWFid_7h9gRqPZCYGmWEwg