clc clear all %Ridge waveguide with port boundary conditions %Read mesh data %Nodes Elements Domains Faces FacesIndex tic load MeshData.mat Mesh.Nodes=Mesh.Nodes*1e-6; Mesh.NbrNodes=length(Mesh.Nodes); %number of vertices Mesh.NbrElements=length(Mesh.Elements);%number of elements disp('the time taken of read mesh data: '); toc %Physical model tic %Physical variables Physic.ff0=3e10; Physic.c_const=299792458;%The speed of light in vacuum Physic.lam0=Physic.c_const/Physic.ff0;%wavelength Physic.k0=2*pi/Physic.lam0;%wavevector %Material lib load Material.mat Material.epsilonr=epsilonr; Material.mur=mur; Material.sigma=zeros(length(Material.mur),1); Material.epsilonrF=epsilonrF; Material.murF=murF; Material.sigmaF=zeros(length(Material.murF),1); Physic.omega=2*pi*Physic.c_const/Physic.lam0; Material.temp=1/Physic.k0*120*pi; %Boundary conditions Physic.Port1=[33 37 41 45 49 53 57 62 67 72 76 82 87 93 98 103 107 112 117 122 127 132 137 142];%port1 input Physic.Port2=[34 38 42 46 50 54 58 63 68 73 77 83 88 94 99 104 108 113 118 123 128 133 138 143];%port2 output Physic.PEC=[1 2 3 4 5 8 9 12 13 16 17 20 21 24 25 28 29 148 149 152 153 156 157 160 161 164 165 174];%PEC disp('The time taken of physical model'); toc %Port solving tic %solver settings Port1Solver.targetNeff=3.6; Port1Solver.modeNum=1; Port1Solver.lam0=Physic.lam0; Port1Solver.type=1;%input port Port2Solver.targetNeff=3.6; Port2Solver.modeNum=1; Port2Solver.lam0=Physic.lam0; Port2Solver.type=2;%output port %Port1 Port1Mesh=GetBMesh(Mesh.Nodes,Mesh.Faces,Mesh.FacesIndex,Physic.Port1); [Port1Solver,Port1Mesh]=BoundaryEigenMode(Port1Mesh,Physic,Material,Port1Solver); Port1Solver=GetPowerCoef(Port1Solver,Port1Mesh,Material.murF,1);%Compute normalized electric field intensity coefficient Plot2Dfield(Port1Mesh,Port1Solver.modeNum,Port1Solver.normE,Port1Solver.neff,1,0.5);%Plot electric field intensity Port1Mesh.normal=[0;0;-1]; %Port2 Port2Mesh=GetBMesh(Mesh.Nodes,Mesh.Faces,Mesh.FacesIndex,Physic.Port2); [Port2Solver,Port2Mesh]=BoundaryEigenMode(Port2Mesh,Physic,Material,Port2Solver); Plot2Dfield(Port2Mesh,Port2Solver.modeNum,Port2Solver.normE,Port2Solver.neff,2,0.5)%Plotting electric field intensity Port2Mesh.normal=[0;0;1]; disp('The time taken of port solving'); toc %Matrix assembly and solution [Solver,Mesh]=FemMatrixAssembly(Physic,Material,Mesh,... Port1Mesh,Port1Solver,Port2Mesh,Port2Solver); AllFaces=GetBMesh(Mesh.Nodes,Mesh.Faces,Mesh.FacesIndex,... [Physic.Port1,Physic.Port2,Physic.PEC]); %plot electric field intensity % tic % [Ex,Ey,Ez,normE]=GetExEyEz2(1,Mesh.Nodes,Mesh.Elements,Mesh.EdgesOfElements,Solver.Et); % plotE2(Mesh.Nodes,Port1Mesh.OldFaces,Mesh.AllFaces,Mesh.FacesOfElements,normE,4,0.5); % plotE2(Mesh.Nodes,Port2Mesh.OldFaces,Mesh.AllFaces,Mesh.FacesOfElements,normE,5,0.5); % disp('The time taken of plotting electric field intensity '); % toc %plot electric field intensity tic In=plotE(Mesh.Nodes,Port1Mesh.OldFaces,Solver.normE,4,0.5); Out=plotE(Mesh.Nodes,Port2Mesh.OldFaces,Solver.normE,5,0.5); Scale=Out/In; disp('The time taken of plotting electric field intensity '); toc