Error using pcolor function
1 vue (au cours des 30 derniers jours)
Afficher commentaires plus anciens
Hi , I want to plot my f_E function according to thetas and rs.But pcolor doesnt work.I got ??? Error using ==> pcolor at 55 Color data input must be a matrix.
If anyone helps me , I apreciate it.Thx for your concern.
if true
clear all
format long
tic
N_cut=19;
eps0=(10^-9)/(36*pi);
mu0=4*pi*10^-7;
epsr1=56.8;
epsr2=20.9;
epsr3=41.41;
mur1=1.;
mur2=1.;
mur3=1.;
eps1=epsr1*eps0;
eps2=epsr2*eps0;
eps3=epsr3*eps0;
mu1=mur1*mu0;
mu2=mur2*mu0;
mu3=mur3*mu0;
freq=9*10^6;
omeg=2*pi*freq;
sigma1=1.10;
sigma2=0.34;
sigma3=0.87;
k1=sqrt(omeg*omeg*eps1*mu1-1i*omeg*sigma1*mu1);
k2=sqrt(omeg*omeg*eps2*mu2-1i*omeg*sigma2*mu2);
k3=sqrt(omeg*omeg*eps3*mu3-1i*omeg*sigma3*mu3);
k0=omeg*sqrt(eps0*mu0);
phi=pi/2;
R_1=0.09;
R_2=0.1;
R_3=0.15;
X=mu0/mu2;
Y=mu1/mu2;
Z=mu0/mu3;
T=mu2/mu3;
X1=k0/k2;
Y1=k1/k2;
Z1=k0/k3;
T1=k2/k3;
for n=1:N_cut
A(n)=sqrt(pi.*k0.*(R_3)/2).*besselj(n+0.5,k0.*(R_3));
B(n)=-sqrt(pi*k0*(R_3)/2)*besselj(n+1.5,k0*(R_3))+(n+1).*sqrt(pi/(2*k0*(R_3)))*besselj(n+0.5,k0*(R_3));
C(n)=sqrt(pi.*k0.*(R_3)/2).*besselh(n+0.5,2,k0.*(R_3));
D(n)=-sqrt(pi*k0*(R_3)/2)*besselh(n+1.5,2,k0*(R_3))+(n+1).*sqrt(pi/(2*k0*(R_3)))*besselh(n+0.5,2,k0*(R_3));
E(n)=sqrt(pi.*k3.*(R_3)/2).*besselh(n+0.5,1,k3.*(R_3));
F(n)=-sqrt(pi*k3*(R_3)/2)*besselh(n+1.5,1,k3*(R_3))+(n+1).*sqrt(pi/(2*k3*(R_3)))*besselh(n+0.5,1,k3*(R_3));
G(n)=sqrt(pi.*k3.*(R_3)/2).*besselh(n+0.5,2,k3.*(R_3));
H(n)=-sqrt(pi*k3*(R_3)/2).*besselh(n+1.5,2,k3*(R_3))+(n+1).*sqrt(pi/(2*k3*(R_3)))*besselh(n+0.5,2,k3*(R_3));
I(n)=(sqrt(pi*k3*((R_2)/2)).*besselh(n+0.5,1,k3.*(R_2)));
J(n)=-sqrt(pi.*k3.*((R_2)/2)).*besselh(n+1.5,1,k3.*(R_2))+(n+1).*sqrt(pi./(2.*k3.*(R_2))).*besselh(n+0.5,1,k3.*(R_2));
K(n)=sqrt(pi.*k3.*(R_2)/2).*besselh(n+0.5,2,k3.*(R_2));
L(n)=-sqrt(pi*k3*(R_2)/2)*besselh(n+1.5,2,k3*(R_2))+(n+1).*sqrt(pi/(2*k3*(R_2)))*besselh(n+0.5,2,k3*(R_2));
M(n)=sqrt(pi.*k2.*(R_2)/2).*besselh(n+0.5,1,k2.*(R_2));
N(n)=-sqrt(pi*k2*(R_2)/2)*besselh(n+1.5,1,k2*(R_2))+(n+1).*sqrt(pi/(2*k2*(R_2)))*besselh(n+0.5,1,k2*(R_2));
O(n)=sqrt(pi.*k2.*(R_2)/2).*besselh(n+0.5,2,k2.*(R_2));
P(n)=-sqrt(pi*k2*(R_2)/2)*besselh(n+1.5,2,k2*(R_2))+(n+1).*sqrt(pi/(2*k2*(R_2)))*besselh(n+0.5,2,k2*(R_2));
A1(n)=sqrt(pi.*k1.*(R_1)/2).*besselh(n+0.5,1,k1.*(R_1));
B1(n)=-sqrt(pi*k1*(R_1)/2)*besselh(n+1.5,1,k1*(R_1))+(n+1).*sqrt(pi/(2*k1*(R_1)))*besselh(n+0.5,1,k1*(R_1));
C1(n)=sqrt(pi.*k1.*(R_1)/2).*besselh(n+0.5,1,k1.*(R_1));
D1(n)=-sqrt(pi*k1*(R_1)/2)*besselh(n+1.5,2,k1*(R_1))+(n+1).*sqrt(pi/(2*k1*(R_1)))*besselh(n+0.5,2,k1*(R_1));
E1(n)=sqrt(pi.*k2.*(R_1)/2).*besselh(n+0.5,1,k2.*(R_1));
F1(n)=-sqrt(pi*k2*(R_1)/2)*besselh(n+1.5,1,k2*(R_1))+(n+1).*sqrt(pi/(2*k2*(R_1)))*besselh(n+0.5,1,k2*(R_1));
G1(n)=sqrt(pi.*k2.*(R_1)/2).*besselh(n+0.5,2,k2.*(R_1));
H1(n)=-sqrt(pi*k2*(R_1)/2)*besselh(n+1.5,2,k2*(R_1))+(n+1).*sqrt(pi/(2*k2*(R_1)))*besselh(n+0.5,2,k2*(R_1));
S(n)=(((1i)^(-n))*(2*n+1))/(n*(n+1));
R1_H(n)=sqrt((mu2*eps1)/(eps2*mu1))*((A1(n)+C1(n))/(B1(n)+D1(n)));
R1_E(n)=sqrt((mu1*eps2)/(eps1*mu2))*((A1(n)+C1(n))/(B1(n)+D1(n)));
Q(n)=-((E1(n)-R1_H(n)*F1(n))/(G1(n)-R1_H(n)*H1(n)));
R(n)=-((E1(n)-R1_E(n)*F1(n))/(G1(n)-R1_E(n)*H1(n)));
R2_H(n)=sqrt((mu3*eps2)/(eps3*mu2))*((M(n)+Q(n)*O(n))/(N(n)+Q(n)*P(n)));
R2_E(n)=sqrt((mu2*eps3)/(eps2*mu3))*((M(n)+R(n)*O(n))/(N(n)+R(n)*P(n)));
Q2(n)=-((I(n)-R2_H(n)*J(n))/(K(n)-R2_H(n)*L(n)));
R2(n)=-((I(n)-R2_E(n)*J(n))/(K(n)-R2_E(n)*L(n)));
R3_H(n)=sqrt((mu0*eps3)/(eps0*mu3))*((E(n)+Q2(n)*G(n))/(F(n)+Q2(n)*H(n)));
R3_E(n)=sqrt((mu3*eps0)/(eps3*mu0))*((E(n)+R2(n)*G(n))/(F(n)+R2(n)*H(n)));
a(n)=-S(n)*((A(n)-R3_H(n)*B(n))/(C(n)-R3_H(n)*D(n)));
b(n)=-S(n)*((A(n)-R3_E(n)*B(n))/(C(n)-R3_E(n)*D(n)));
c3(n)=((S(n)*(A(n)*Z1*H(n)-B(n)*Z*G(n))+a(n)*(Z1*C(n)*H(n)-Z*D(n)*G(n)))/(Z*Z1*(E(n)*H(n)-F(n)*G(n))));
d3(n)=(S(n)*A(n)+a(n)*C(n)-Z*E(n)*c3(n))/(Z*G(n));
c3_prime(n)=((S(n)*(A(n)*Z*H(n)-B(n)*Z1*G(n))+b(n)*(Z*C(n)*H(n)-Z1*D(n)*G(n)))/(Z*Z1*(E(n)*H(n)-F(n)*G(n))));
d3_prime(n)=(S(n)*A(n)+b(n)*C(n)-Z1*E(n)*c3_prime(n))/(Z1*G(n));
c2(n)=(c3(n)*(T*I(n)*P(n)-T1*J(n)*O(n))+d3(n)*(T*K(n)*P(n)-T1*L(n)*O(n)))/(M(n)*P(n)-N(n)*O(n));
d2(n)=(T*I(n)*c3(n)+T*K(n)*d3(n)-c2(n)*M(n))/O(n);
c2_prime(n)=(c3_prime(n)*(T1*I(n)*P(n)-T*J(n)*O(n))+d3_prime(n)*(T1*K(n)*P(n)-T*L(n)*O(n)))/(M(n)*P(n)-N(n)*O(n));
d2_prime(n)=(T1*I(n)*c3_prime(n)+T1*K(n)*d3_prime(n)-c2_prime(n)*M(n))/O(n);
c1(n)=(Y*E1(n)*c2(n)+Y*G1(n)*d2(n))/(A1(n)+C1(n));
d1(n)=(Y*E1(n)*c2(n)+Y*G1(n)*d2(n))/(A1(n)+C1(n));
c1_prime(n)=(Y1*E1(n)*c2_prime(n)+Y1*G1(n)*d2_prime(n))/(A1(n)+C1(n));
d1_prime(n)=(Y1*E1(n)*c2_prime(n)+Y1*G1(n)*d2_prime(n))/(A1(n)+C1(n));
end
ygbegin=-0.15;
ygend=0.15;
zgbegin=-0.15;
zgend=0.15;
M_d=21;
deltayg=(ygend-ygbegin)/M_d;
deltazg=(zgend-zgbegin)/M_d;
xg=0;
yg=ygbegin:deltayg:ygend;
zg=zgbegin:deltazg:zgend;
for mg=1:M_d+1,
rg(mg)=sqrt(xg^2+yg(mg)^2+zg(mg)^2);
thetag(mg)=atan(sqrt(xg^2+yg(mg)^2)/zg(mg));
end
for mg=1:M_d+1
for n=1:N_cut
L1=legendre(n,cos(thetag(mg)));
L11=legendre(n-1,cos(thetag(mg)));
L2(n,mg)=L1(2,:);
if n==1
L3(n,mg)=0.;
else
L3(n,mg)=L11(2,:);
end
L2_der(n,mg)= (1/(sin(thetag(mg)).^2))*((-n)*cos(thetag(mg)*pi/180)*L2(n,mg)+(n+1)*L3(n,mg));
V(n,mg)=L2(n,mg)/(sin(thetag(mg)));
W(n,mg)=-(L2_der(n,mg)*sin(thetag(mg)));
hank1_kur1(n)=sqrt(pi.*k1.*(rg(mg))/2).*besselh(n+0.5,1,k1.*(rg(mg)));
hank2_kur1(n)=sqrt(pi.*k1.*(rg(mg))/2).*besselh(n+0.5,2,k1.*(rg(mg)));
hank1_kur1_der(n)=-sqrt(pi*k1*(rg(mg))/2)*besselh(n+1.5,1,k1*(rg(mg)))+(n+1).*sqrt(pi/(2*k1*(rg(mg))))*besselh(n+0.5,1,k1*(rg(mg)));
hank2_kur1_der(n)=-sqrt(pi*k1*(rg(mg))/2)*besselh(n+1.5,2,k1*(rg(mg)))+(n+1).*sqrt(pi/(2*k1*(rg(mg))))*besselh(n+0.5,2,k1*(rg(mg)));
hank1_kur2(n)=sqrt(pi.*k2.*(rg(mg))/2).*besselh(n+0.5,1,k2.*(rg(mg)));
hank2_kur2(n)=sqrt(pi.*k2.*(rg(mg))/2).*besselh(n+0.5,2,k2.*(rg(mg)));
hank1_kur2_der(n)=-sqrt(pi*k2*(rg(mg))/2)*besselh(n+1.5,1,k2*(rg(mg)))+(n+1).*sqrt(pi/(2*k2*(rg(mg))))*besselh(n+0.5,1,k2*(rg(mg)));
hank2_kur2_der(n)=-sqrt(pi*k2*(rg(mg))/2)*besselh(n+1.5,2,k2*(rg(mg)))+(n+1).*sqrt(pi/(2*k2*(rg(mg))))*besselh(n+0.5,2,k2*(rg(mg)));
hank1_kur3(n)=sqrt(pi.*k3.*(rg(mg))/2).*besselh(n+0.5,1,k3.*(rg(mg)));
hank2_kur3(n)=sqrt(pi.*k3.*(rg(mg))/2).*besselh(n+0.5,2,k3.*(rg(mg)));
hank1_kur3_der(n)=-sqrt(pi*k3*(rg(mg))/2)*besselh(n+1.5,1,k3*(rg(mg)))+(n+1).*sqrt(pi/(2*k3*(rg(mg))))*besselh(n+0.5,1,k3*(rg(mg)));
hank2_kur3_der(n)=-sqrt(pi*k3*(rg(mg))/2)*besselh(n+1.5,2,k3*(rg(mg)))+(n+1).*sqrt(pi/(2*k3*(rg(mg))))*besselh(n+0.5,2,k3*(rg(mg)));
bessel_out(n)=sqrt(pi.*k0.*(rg(mg))/2).*besselj(n+0.5,k0.*(rg(mg)));
hankel_out(n)=sqrt(pi.*k0.*(rg(mg))/2).*besselh(n+0.5,2,k0.*(rg(mg)));
bessel_out_der(n)=-sqrt(pi*k0*(rg(mg))/2)*besselj(n+1.5,k0*(rg(mg)))+(n+1).*sqrt(pi/(2*k0*(rg(mg))))*besselj(n+0.5,k0*(rg(mg)));
hankel_out_der(n)=-sqrt(pi*k0*(rg(mg))/2)*besselh(n+1.5,2,k0*(rg(mg)))+(n+1).*sqrt(pi/(2*k0*(rg(mg))))*besselh(n+0.5,2,k0*(rg(mg)));
if rg(mg)<=R_1
E(mg,n)=(sin(phi)/(k1*rg(mg)))*(((1i)*(c1(n)*hank1_kur1_der(n)+d1(n)*hank2_kur1_der(n))*V(n,mg))+((c1_prime(n)*hank1_kur1(n)+d1_prime(n)*hank2_kur1(n))*W(n,mg)));
else if R_1<rg(mg)<=R_2
E(mg,n)=(sin(phi)/(k2*rg(mg)))*(((1i)*(c2(n)*hank1_kur2_der(n)+d2(n)*hank2_kur2_der(n))*V(n,mg))+((c2_prime(n)*hank1_kur2(n)+d1_prime(n)*hank2_kur2(n))*W(n,mg)));
else if R_2<rg(mg)<=R_3
E(mg,n)=(sin(phi)/(k3*rg(mg)))*(((1i)*(c3(n)*hank1_kur3_der(n)+d3(n)*hank2_kur3_der(n))*V(n,mg))+((c3_prime(n)*hank1_kur3(n)+d3_prime(n)*hank2_kur3(n))*W(n,mg)));
else
E(mg,n)=(-sin(phi)/(k0*rg(mg)))*(((S(n)*bessel_out(n)+b(n)*hankel_out(n))*(-W(n,mg)))-((1i)*((S(n)*bessel_out_der(n)+a(n)*hankel_out_der(n))*...
V(n,mg))));
end
end
end
end
end
f_E=sum(E(mg,n),2);
figure
pcolor(abs(E(mg,n)))
hold
end
0 commentaires
Réponse acceptée
Walter Roberson
le 3 Mai 2013
Your line
pcolor(abs(E(mg,n)))
is after your nested "for" loops, so mg and n will each have their final values from the loop, the scalars M_d+1 and N_cut respectively. So E(mg,n) is a scalar, and abs(E(mg,n)) remains a scalar. You are trying to pcolor() a scalar value, which is not allowed.
You probably want
pcolar(abs(E))
Plus de réponses (0)
Voir également
Catégories
En savoir plus sur Line Plots dans Help Center et File Exchange
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!