資源簡介
利用透射反射曲線求解超材料介電常數 磁導率 阻抗 折射率
代碼片段和文件信息
load?s11.txt
load?s21.txt
d=4e-3;%樣品厚度(m)
m=size(s11);
n=m(11);
r=zeros(n1);
t=zeros(n1);
index=zeros(n1);
impedance=zeros(n1);
mue=zeros(n1);
epsilon=zeros(n1);
M=zeros(n9);
for?p=1:n
r(p1)=s11(p2)*exp(-i*(s11(p3))*pi/180);
t(p1)=s21(p2)*exp(-i*s21(p3)*pi/180);
k=1e9*2*pi*s11(p1)/3e8;%頻率單位(Hz)
index(p1)=acos((1-r(p1)^2+t(p1)^2)/(2*t(p1)))/(k*d);
if(imag(index(p1))<0)
index(p1)=-index(p1);
end
%if?(p>722)???????????????
%???index(p1)=index(p1)+2*pi/k/d;
%end
impedance(p1)=sqrt(((1+r(p1))^2-t(p1)^2)/((1-r(p1))^2-t(p1)^2));
if(real(impedance(p1))<0)
????impedance(p1)=-impedance(p1);
end
mue(p1)=index(p1)*impedance(p1);
epsilon(p1)=index(p1)/impedance(p1);
M(p1)=s11(p1);
M(p2)=real(mue(p1));
M(p3)=imag(mue(p1));
M(p4)=real(epsilon(p1));
M(p5)=imag(epsilon(p1));
M(p6)=real(index(p1));
M(p7)=imag(index(p1));
M(p8)=real(impedance(p1));
M(p9)=imag(impedance(p1));
end
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件??????90094??2014-06-16?17:15??s21.txt
?????文件????????998??2014-06-16?16:26??fu.m
?????文件??????90094??2014-06-16?17:14??s11.txt
-----------?---------??----------?-----??----
???????????????181186????????????????????3
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