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 stable FDTD subgridding scheme with SBP-SAT for transient TM analysis

Y Cheng, Y Wang, H Liu, L Li, XH Wang… - Journal of …, 2023 - Elsevier
We proposed a provably stable FDTD subgridding method for accurate and efficient
transient electromagnetic analysis. In the proposed method, several field components are …