| wangxiaoqi |
2011-08-15 11:03 |
用matlab做光学的数值模拟
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~ eWAD;x?. gd0)s1{9 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. K-k!':K: clear; G%bv<_R lam=500e-9;N1=4;N2=4; Vt}QPNt a=2e-4;z=5; GoybkwFjZ k=2*3.14/lam;omega=0.00025; y`n?f|nf xm=0.4*lam*z/a;ym=0.4*lam*z/a; %J-0%-/_S: n=5; sr;&/l#7h syms thetax; s>6h]H d=linspace(0,1,n); >S:(BJMo for i=1:n }2;P`s B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., {4 Yxh8 *exp(-0.5*k.^2*omega.^2*thetax.^2); LMoZI0)x I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); o^2MfFS Br1=I/16; (o|bst][S f(i,:)=2*omega/d(i); 0V<kpC,4 vpa(Br1,5) LH4#p%Pb% end ?]D&D:Z?I plotmatrix(f,Br1)
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