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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。 .qBL.b_`  
    谢谢! laVqI|0q  
    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? q}vz]L&o  
    d51.Tbt#%7  
    SYSTEM NEW ^{L/) Xy5  
    RESET sdkKvo. y0  
    UNITS  UM 'W' PGTi-o}  
    WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM }Yd7<"kp  
    <=fYz^|XT  
    PI=4*ATAN(1) DIx!Sw7EC  
    COATING PROPERTIES l ;TWs_N  
      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' <pAN{:  
      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' xO2e>[W  
      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' F' eV%g  
      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' &PJ&XTR  
    !`j}%!K!  
    EDGE ;| (_;d  
    RECTANGLE Y 0 10000 10000 16 0.0 360.0 |etA2"r&  
    SMOOTH ZH]n&%@j  
    ELLIPSE Y 0 500 500 16 0.0 360.0 ]xhZJ~"@u  
    SMOOTH EJF*_<f9O  
    OBJECT v(uYso_  
    .1 .2 'EXTRUDED OBJECT' v[S>   
               >hg?!jMjrr  
    !! DETECTOR "P4#Q_  
    SURFACE |3tq.JU  
      PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 {(o$? =  
      OBJECT 'DETECTOR' |8xu*dVAp4  
        INTERFACE COATING ABSORB AIR SCHOTT_BK7 R $vo  
        FACETS 4 4 }bwH(OOS  
        REDEFINE COLOR 1 ?!PpooYK  
        ROTATE X 90 <B,z)c  
        SHIFT Y -10000 [ArPoJt  
    !! Verify Geometry UZsn14xSA  
    WINDOW Y Z 85$W\d  
    PLOT FACETS 7 7 OVERLAY &YAw~1A  
    +4<Ij/}p  
    !! Define source 1 H}TzNs  
    PARABASAL 4 7m{YWR0  
    BEAMS COHERENT DIFFRACT u19 d!#g  
    WAVELENGTH 0.5 MICRONS Q& p'\6~  
    WIDTHS 1.6 zqd_^  
    GRID RECT Y 100 -4@500 2@100 aTJs.y -I~  
      SOURCE DIRECTION 0 -1 0 3v oas  
       *{}Y :  
      FLUX 0 1 SOU 1 f@:.bp8VB8  
       B2}|b^'I  
    TRACE PLOT COLOR 2 9rO,h|L   
    $VIEW e!+_U C  
       IF"-{@  
    PIXELS 100 FQc8j:'  
    CONSIDER  ONLY DETECTOR /eZ UAxq  
    SPREAD NORMAL s@Q, wa(  
    WINDOW Z -2@(1500/2) X -2@(1500/2) )ad-p.Hus  
    WINDOW 1  !! Enlarge by Gag=GHG  
    SPREAD NORMAL .i^aYbB$X  
    DISPLAY 7od6`k   
      PICTURE Oy> V/  
    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
    ;ALkeUR[  
    SYSTEM NEW WfnBWSA2 T  
    RESET u0Nag=cU  
    v5aHe_?lp  
    UNITS  UM 'W' $)V_oQSqn  
    WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM G)vq+L5%  
    h x _,>\@  
    ?3X(`:KB  
    PI=4*ATAN(1) .Xq4QR .  
    Bu:h_sV D  
    COATING PROPERTIES s]D&):  
      0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  'ABSORB' ncF|wz  
      0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0   'TRANSMIT' :P!"'&gCL  
      1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0   'REFLECT' #osP"~{  
      0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  'BEAM_SPLITTER' 5)IJ|"]y  
    ( !K?^si  
    ^xBF$ua37)  
    EDGE tEj-c@`"x-  
    RECTANGLE Y 0 10000 10000 16 0.0 360.0 :n@j"-HA  
    SMOOTH `^mPq?f  
    ELLIPSE Y 0 500 500 16 0.0 360.0 =\t%U5  
    SMOOTH i4',d#  
    OBJECT J.R|Xd  
    .1 .2 'EXTRUDED OBJECT' 9>@@W#TK~  
               &zGf`Zi6*%  
    !! DETECTOR dKKh^D`~  
    SURFACE Z= 'DV1A$,  
      PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 Sr9)i8x{  
      OBJECT 'DETECTOR' I04GQql  
        INTERFACE COATING ABSORB AIR SCHOTT_BK7 X=sC8Edx  
        FACETS 4 4 \.@fAgv  
        REDEFINE COLOR 1 *5kQ6#l  
        ROTATE X 90 M9 _G  
        SHIFT Y -10000 W .B>"u  
    P|:*OM p  
    !! Verify Geometry Aqc Cb[1r  
    WINDOW Y Z GT -(r+u  
    PLOT FACETS 7 7 OVERLAY Ezvm5~<  
    #_A <C+[  
    CY"iP,nHl  
    !! Define source 1 U}6F B =  
    PARABASAL 4 6m=FWw3y  
    BEAMS COHERENT DIFFRACT 72YL   
    WAVELENGTH 0.5 MICRONS W(C\lSE0  
    WIDTHS 1.6 tHvc*D  
    p1-bq:  
    GRID RECT Y 100 -4@500 2@100 )yHJc$OlMx  
      SOURCE DIRECTION 0 -1 0 V_>)m3zsL  
       st b)Tl^  
      FLUX 0 1 SOU 1 gK`o ;` ^  
    Usa  
    d G}.T_l  
    TRACE PLOT COLOR 2 i?*_-NAm  
    $VIEW [f_4%Now  
    Sxj _gn  
    PIXELS 100 #P)7b,3pe  
    CONSIDER  ONLY DETECTOR ^KBE2C  
    SPREAD NORMAL ?gq',F FDq  
    WINDOW Z -2@(1500/2) X -2@(1500/2) BIFuQ?j3  
    WINDOW 1  !! Enlarge by Rk1B \L|M  
    SPREAD NORMAL .U66Uet>RX  
    ?|&plf |  
    DISPLAY \Mujx3Fmvx  
      PICTURE w6^X*tE  
    RETURN =:|fN3nJ2  
    自己根据例子改的 1z4s1 Y  
    为什么出来的衍射图和MATLAB的不一样的 O_f+#K)  
    相差很大 ! uC`7a  
    自己觉得不对 af:wg]g  
    请高手指点一下