RUEY-BEEI WU2018-09-102018-09-101996-07http://scholars.lib.ntu.edu.tw/handle/123456789/325305A wideband waveguide transition design with modified dielectric transformer using edge-based tetrahedral finite element analysisjournal article10.1109/22.5086342-s2.0-0030195462WOS:000208654800005