In-house Developed Softwares Two and three-dimensional finite element method (FEM) code Two and three-dimensional finite difference method (FDM) code Two-dimensional Maxwell's equations code   Commercial Softwares Gambit Fluent Gridgen 16.0 CFDRC 2004 Tecplot version 10.0 and 360     SCCS Laboratory 2006, all rights reserved Department of Engineering Science and Ocean Engineering, National Taiwan University