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~ ~TG39*m
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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. (L
y%{ Y
clear; jy!f{dsC
lam=500e-9;N1=4;N2=4; NqT1buU#
a=2e-4;z=5; MOP]\ypn
k=2*3.14/lam;omega=0.00025; m)@Q_{=6M
xm=0.4*lam*z/a;ym=0.4*lam*z/a; @1<omsl
n=5; :'d76pM-
syms thetax; t&R!5^R
d=linspace(0,1,n); +MNSZLP]
for i=1:n QJ a4R
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., n5egKAgA
*exp(-0.5*k.^2*omega.^2*thetax.^2); gb=80s0
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); 8Wdkztp/S
Br1=I/16; GB<R7J
f(i,:)=2*omega/d(i); 1 [fo'M
vpa(Br1,5) #)_J)/h
end h4XcKv+
plotmatrix(f,Br1)