Wigner–Smith Time-Delay Matrix for Electromagnetics: Guiding and Periodic Systems With Evanescent Modes
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DOI: 10.1109/tap.2023.3249629
Abstract: The Wigner–Smith (WS) time-delay matrix relates an electromagnetic system’s scattering matrix and its frequency derivative. Previous work showed that the entries of WS time-delay matrices of systems excited by propagating waves consist of volume integrals… read more here.
Keywords: time; time delay; smith time; delay matrix ... See more keywords