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lxy6522

½ð³æ (СÓÐÃûÆø)

[½»Á÷] ¡¾ÇóÖú¡¿ÇóÖú:MatlabÈýάͼÐεĻæÖÆ,лл

clc;clear;
l=0.8;f = 0.46; k = (2*pi)/l;
w=l/(f*pi);z0=k*(w)^2/2;
[X,Y,Z] = meshgrid(-10:.2:10, -10:.2:10,3000:3200);
I=(exp(((-2).*(X.^2+Y.^2))./((w).^2*((1+Z.^2)./z0^2))))./((1+Z.^2)./z0^2);

mesh(I),surf(I)¶¼ÊÔ¹ý,Ч¹û²»ºÃ.
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hitzhang

ľ³æ (ÕýʽдÊÖ)

¡ï ¡ï ¡ï
kuhailangyu(½ð±Ò+3,VIP+0):ͼºÜƯÁÁ£¬Ð»Ð»²ÎÓ룡 3-31 19:38
>> l=0.8;f = 0.46; k = (2*pi)/l;
>> w=l/(f*pi);z0=k*(w)^2/2;
>> [X,Y,Z] = meshgrid(-10:.2:10, -10:.2:10,3000:3200);
>> I=(exp(((-2).*(X.^2+Y.^2))./((w).^2*((1+Z.^2)./z0^2))))./((1+Z.^2)./z0^2);
>> xmin = min(X();
>> ymin = min(Y();
>> zmin = min(Z();
>> xmax = max(X();
>> ymax = max(Y();
>> zmax = max(Z();
>> hx = slice(X,Y,Z,I,xmax,[],[]);
>> set(hx,'FaceColor','interp','EdgeColor','none')
>> hold on
>> hy = slice(X,Y,Z,I,[],ymax,[]);
set(hy,'FaceColor','interp','EdgeColor','none')
>> hz = slice(X,Y,Z,I,[],[],zmin);
set(hz,'FaceColor','interp','EdgeColor','none')
>> hx = slice(X,Y,Z,I,mean(X(),[],[]);
>> set(hx,'FaceColor','interp','EdgeColor','none','Facealpha',0.5)
>> box on;axis tight
>> colorbar
>>
2Â¥2009-03-31 18:54:13
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lxy6522

½ð³æ (СÓÐÃûÆø)

лл¥ÉÏÁË,Ò²ÊÔ¹ýsliceµ«ÊÇЧ¹û²»ÀíÏë,ÎÒÏëÒªµÃЧ¹ûÈçÏÂ,Íû¸÷λ°ïæ!!лл!!»¹ÓÐÈç¹ûÓÐÅóÓÑÓÃmathmatic¿ÉÒÔ°ïæҲºÃ,лÁË!!

[ Last edited by lxy6522 on 2009-3-31 at 19:41 ]
3Â¥2009-03-31 19:35:52
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lxy6522

½ð³æ (СÓÐÃûÆø)

¸½¼þÈçÏÂ:

[ Last edited by lxy6522 on 2009-4-1 at 19:37 ]
4Â¥2009-03-31 19:39:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hitzhang

ľ³æ (ÕýʽдÊÖ)

¡ï ¡ï ¡ï ¡ï
sunxiao(½ð±Ò+4,VIP+0):ºÜºÃ£¬¼Ó·Ö¹ÄÀø£¬Èç¹ûÓÐÐËȤ£¬¿ÉÒÔµ½´ðÒÉÌù¸úÌùÁìÈ¡¶îÍâ½±Àø 4-1 00:18
>> l=0.8;f = 0.46; k = (2*pi)/l;
>> w=l/(f*pi);z0=k*(w)^2/2;
>> t=3000:3200;[X,Y,Z] = cylinder((t-3000)/10-10,200);
>> Z=Z*200+3000;
>> I=(exp(((-2).*(X.^2+Y.^2))./((w).^2*((1+Z.^2)./z0^2))))./((1+Z.^2)./z0^2);
>> hx=mesh(X,Z,Y,I);
>> set(hx,'FaceColor','interp','Facealpha',0.7)
>> axis tight,set(gca,'PlotBoxAspectRatio',[1 5 1])
>> xlabel('X, \mum'),ylabel('Y, \mum'),zlabel('Z, \mum')
>> grid off
>> colorbar
>>
5Â¥2009-03-31 22:27:49
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lxy6522

½ð³æ (СÓÐÃûÆø)

¶àл¥ÉÏÁË!!
6Â¥2009-04-01 19:45:45
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