Toward the 2-D Stable FDTD Subgridding Method With SBP-SAT and Arbitrary Grid Ratio

Y Wang, L Deng, H Liu, Z Chen… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
A provably stable summation-by-parts simultaneous approximation term (SBP-SAT) finite-
difference time-domain (FDTD) subgridding method with arbitrary grid ratios is proposed to …

A Three-Dimensional SBP-SAT FDTD Method for Complex Structures

H Liu, S Yang - 2023 International Applied Computational …, 2023 - ieeexplore.ieee.org
The FDTD method has been widely used in practical applications. This method shows
limitations when deal with multiscale structures. Although the subgridding techniques …