基于T矩阵的多结构系统的特征模计算M. Capek, J. Lundgren, M. Gustafsson, K. Schab and L. Jelinek, “Characteristic Mode Decomposition Using the Scattering Dyadic in Arbitrary Full-Wave Solvers,” in IEEE Transactions on Antennas and Propagation, vol. 71, no. 1, pp. 830-839, Jan. 2023, doi: 1