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    [求助]请帮忙写个圆孔衍射的程序 [复制链接]

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    离线胖西红柿
     
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    只看楼主 倒序阅读 楼主  发表于: 2010-01-17
    偶是新手,不明白里面的衍射是怎么弄的,请各位大侠帮忙写个圆孔衍射的程序看看行吗?在DETECTOR显示出衍射图样来?希望把程序命令帖出来。 Te^_gdf  
    谢谢! [ 4PiQyr  
    自己根据例子改了一个,但是发现出来的图像和matlab的不一样,相差很大,觉得应该是错了,请大家帮忙看看呗? 7 3ABop  
    7$"5qJ{s  
    SYSTEM NEW ZNDjk  
    RESET jnFN{(VH  
    UNITS  UM 'W' `yRt?UQRS  
    WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM 9m%+6#|  
     6\QsK96_  
    PI=4*ATAN(1) +' .o  
    COATING PROPERTIES eFQz G+/  
      0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  'ABSORB' 5F 8'f)  
      0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0   'TRANSMIT' AC?a:{ ./  
      1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0   'REFLECT' }[;r-5}  
      0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  'BEAM_SPLITTER' M=5hp&=  
    [F,s=,S'M  
    EDGE --7@rxv  
    RECTANGLE Y 0 10000 10000 16 0.0 360.0 ;s$ P?('  
    SMOOTH mw\Pv|  
    ELLIPSE Y 0 500 500 16 0.0 360.0 9N<TJp,q  
    SMOOTH  I$fm"N  
    OBJECT kNrd=s,-]D  
    .1 .2 'EXTRUDED OBJECT' `;s#/`c|/  
               {'+.?g  
    !! DETECTOR #<-%%  
    SURFACE reNUIDt/c  
      PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 FaG&U  
      OBJECT 'DETECTOR' AnBD~h h  
        INTERFACE COATING ABSORB AIR SCHOTT_BK7 ?ViU%t8J5  
        FACETS 4 4 z{U^j:A  
        REDEFINE COLOR 1 S$GWY^5}{  
        ROTATE X 90 Xh*Nu HH  
        SHIFT Y -10000 /jn0Xh  
    !! Verify Geometry u$(XZ;Jg  
    WINDOW Y Z 0T:U(5Y9  
    PLOT FACETS 7 7 OVERLAY <x:^w'V_b  
    6k ]+DbT  
    !! Define source 1 )6U^!95  
    PARABASAL 4 9Om3<der  
    BEAMS COHERENT DIFFRACT M{XBmDfN  
    WAVELENGTH 0.5 MICRONS 7<93n`byM  
    WIDTHS 1.6 @u-CR8^  
    GRID RECT Y 100 -4@500 2@100 !z+'mF?V+X  
      SOURCE DIRECTION 0 -1 0 mqQC`Aqx:  
       [85tZr]  
      FLUX 0 1 SOU 1 R& HkWe  
       8+&Da  
    TRACE PLOT COLOR 2 U1=\ `)u;  
    $VIEW vyruUYFWe  
       F<2qwP  
    PIXELS 100 S@WT;Q2Z  
    CONSIDER  ONLY DETECTOR (ZD~Q_O-  
    SPREAD NORMAL hsZ@)[/:  
    WINDOW Z -2@(1500/2) X -2@(1500/2) ded:yho   
    WINDOW 1  !! Enlarge by bxAHzOB(\  
    SPREAD NORMAL Q\*zF,ek  
    DISPLAY <*HsJwr)u  
      PICTURE 2<uBC  
    RETURN
     
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    离线胖西红柿
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    只看该作者 1楼 发表于: 2010-01-17
    bMN ]co  
    SYSTEM NEW ~4`3p=$  
    RESET dwUs[v   
    g,\O}jT\'  
    UNITS  UM 'W' x UTlM  
    WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM }ykc AK3U  
    li%A?_/m<&  
    7y=1\KW(  
    PI=4*ATAN(1) :2AlvjvjZ  
    LTnbBh*mc  
    COATING PROPERTIES ic?(`6N8  
      0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  'ABSORB' G$6mtw6[M  
      0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0   'TRANSMIT' T)Pr%kF  
      1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0   'REFLECT' 7J5Yzu)D  
      0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  'BEAM_SPLITTER' V_jGL<X|  
    rVDOco+w  
    +pbP;zu  
    EDGE r/RX|M  
    RECTANGLE Y 0 10000 10000 16 0.0 360.0 9PJnKzQ4  
    SMOOTH dRXrI  
    ELLIPSE Y 0 500 500 16 0.0 360.0 :hDv^D?3  
    SMOOTH ]nm(V  
    OBJECT 8l>YpS*S^  
    .1 .2 'EXTRUDED OBJECT' X-cP '"  
               =wFl(Q6J  
    !! DETECTOR So}pA2[0  
    SURFACE TZa LB}4  
      PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 LBnlaH.  
      OBJECT 'DETECTOR' @{@)gE  
        INTERFACE COATING ABSORB AIR SCHOTT_BK7 9oj0X>| 1  
        FACETS 4 4 DfVSG1g  
        REDEFINE COLOR 1 ]t_ Wl1*|  
        ROTATE X 90 3tCT"UvTD  
        SHIFT Y -10000 LN=#&7=$c  
    OwLJS5r@<-  
    !! Verify Geometry <(BIWm*  
    WINDOW Y Z zz-X5PFn  
    PLOT FACETS 7 7 OVERLAY qex::Qf  
    r ['zp=9  
    UW-`k1  
    !! Define source 1 \1#~]1~ s  
    PARABASAL 4 X92I==-w  
    BEAMS COHERENT DIFFRACT N`7+] T  
    WAVELENGTH 0.5 MICRONS xm> y3WC  
    WIDTHS 1.6 r9~IR  
    be>KG ZU0  
    GRID RECT Y 100 -4@500 2@100 Y$FhV~m  
      SOURCE DIRECTION 0 -1 0 z"V`8D  
       \;!g@?CA  
      FLUX 0 1 SOU 1 E=qfI>2U&  
    2o~UA\:+=  
    /cx Ei6I-  
    TRACE PLOT COLOR 2 Ss'Dto35Q  
    $VIEW $A>]lLo0  
    k j&hn  
    PIXELS 100 ^- s`$lTp  
    CONSIDER  ONLY DETECTOR B'D~Q  
    SPREAD NORMAL 6' 9zpe@`  
    WINDOW Z -2@(1500/2) X -2@(1500/2) u\=yY.   
    WINDOW 1  !! Enlarge by z O6Sl[)  
    SPREAD NORMAL jgT *=/GH2  
    h]k1vp)Q y  
    DISPLAY +e&Q<q!,q  
      PICTURE 6#kK  
    RETURN Gvc/o$_  
    自己根据例子改的 cd)}a_9  
    为什么出来的衍射图和MATLAB的不一样的 TGI`}#  
    相差很大 ,ydn]0SS  
    自己觉得不对 /^,/o  
    请高手指点一下