最近在用matlab做相干合成的數(shù)值模擬，在畫圖的時(shí)候遇到些問題，不知哪位高手能指點(diǎn)一下，多謝~ ]`D(/l'
u1 u u_*
這個(gè)程序是計(jì)算遠(yuǎn)場(chǎng)光場(chǎng)中主瓣的能量，然后將主瓣能量和f的值畫成散點(diǎn)圖，最后畫圖步驟總是報(bào)錯(cuò). tVhY=X{N ?
clear; /~_Cb= 7
lam=500e-9;N1=4;N2=4; z]k=sk
a=2e-4;z=5; ]|q\^k)JU
k=2*3.14/lam;omega=0.00025; lQ%]](a6
xm=0.4*lam*z/a;ym=0.4*lam*z/a;
yG0Wr=/<?
n=5; X$O,L[] 4
syms thetax; uP/WRQ{rW>
d=linspace(0,1,n); vf@d (g
for i=1:n AJrwl^ lm
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., PL8{|Q
*exp(-0.5*k.^2*omega.^2*thetax.^2); ^uW!=%D
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); xG_ ; F
Br1=I/16; TJ9,c2d+
f(i,:)=2*omega/d(i); `07u}]d8
vpa(Br1,5) R]%ZqT{PS
end ]x fAdBi
plotmatrix(f,Br1)
