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~ sJo]$/?F
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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. %tEjf
3
clear; u~FXO[b
lam=500e-9;N1=4;N2=4; G,I[zhX\
a=2e-4;z=5; ,4wVQ(,?cd
k=2*3.14/lam;omega=0.00025; &m2FEQLj
xm=0.4*lam*z/a;ym=0.4*lam*z/a; MT9c:7}[&
n=5; EEFM1asJf
syms thetax; t:NTk(
d=linspace(0,1,n); gp'9Pf;\[
for i=1:n OEmz`JJ67
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., "Opk:;.
*exp(-0.5*k.^2*omega.^2*thetax.^2); gjB36R
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); LN}eD\
Br1=I/16; C9>tj=yEY
f(i,:)=2*omega/d(i); 0Ou;MU*v
vpa(Br1,5) Lh.?G#E M
end 8?#4<4Ql8
plotmatrix(f,Br1)