Hybrid sub-gridding ADE–FDTD method of modeling periodic metallic nanoparticle arrays*

Project supported by the National Natural Science Foundation of China (Grant Nos. 61471105 and 61331007).

Liang Tu-Lu, Shao Wei, Wei Xiao-Kun, Liang Mu-Sheng
       

Diagram of a sub-gridding scheme for a grid refinement ratio of three.