最近在用matlab做相干合成的数值模拟,在画图的时候遇到些问题,不知哪位高手能指点一下,多谢~ fw@n[u{~
qn}w]yGW
这个程序是计算远场光场中主瓣的能量,然后将主瓣能量和f的值画成散点图,最后画图步骤总是报错. |- 39ZZOX
clear; YUdCrb9F
lam=500e-9;N1=4;N2=4; L~fxVdUz
a=2e-4;z=5; f]H[uzsV
k=2*3.14/lam;omega=0.00025; *"#62U6
xm=0.4*lam*z/a;ym=0.4*lam*z/a; omQaN#!,
n=5; 1t{h)fwi
syms thetax; x_lCagRGC4
d=linspace(0,1,n); , Z*Fo: q
for i=1:n Ht,_<zP;
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., mZsftby}
*exp(-0.5*k.^2*omega.^2*thetax.^2); _gZ8UZ)
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); 5tI4m#y2
Br1=I/16; qQC<oR
f(i,:)=2*omega/d(i); i_?";5B"
vpa(Br1,5) nsWenf
end Fl\X&6k
plotmatrix(f,Br1)