Explore a comprehensive seminar on an open-source, full-wave electromagnetic simulator designed for frequency-domain S-parameter calculations. Delve into the implementation of two-dimensional port simulations for exciting 3D space and extracting S-parameters through modal projections. Examine the use of complex computations for matrix solutions and discover key features enabled by the MFEM library, including adaptive mesh refinement, arbitrary order finite elements, and parallel processing with MPI. Gain insights into implementation details, sample results, and accuracy demonstrations presented by Brian Young. Learn about this valuable tool addressing the engineering community's need for S-parameter calculations in electromagnetic simulations.