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~ R/^JyL
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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. m4Wn$Z
clear; YF>t {|
lam=500e-9;N1=4;N2=4; }h_Op7.5D
a=2e-4;z=5; d<7J)zUm3
k=2*3.14/lam;omega=0.00025; $xu?zd"
xm=0.4*lam*z/a;ym=0.4*lam*z/a; y-n\;d>[(
n=5; -'PpY302
syms thetax; `FJnR~d
d=linspace(0,1,n); Xq>e]#gR
for i=1:n iY|YEi8
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., \;7DS:d@
*exp(-0.5*k.^2*omega.^2*thetax.^2); BE"nyTQ
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); w ^<Y5K
Br1=I/16; 0"2 [I
f(i,:)=2*omega/d(i); X^|oY]D
vpa(Br1,5) ~2H7_+.#
end ($S{td;
plotmatrix(f,Br1)