Znn3bq.jpeg
±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 18552  |  »Ø¸´: 111
¡¾½±Àø¡¿ ±¾Ìû±»ÆÀ¼Û96´Î£¬×÷Õßzhaoyuan0426Ôö¼Ó½ð±Ò 73.4 ¸ö

[×ÊÔ´] ¡¾Matlab±à³Ì¡¿¸ß˹¹âÊø¾­Í¸¾µ¾Û½¹£¬½¹µã´¦µÄÈýά¹â³¡·Ö²¼

¸ß˹¹âÊøÔÚ´«²¥¹ý³ÌÖУ¬½¹µã´¦µÄ¹âÇ¿·Ö²¼

£¨¾ßÌå³ÌÐòÏê¼û¸½¼þ£©

1¡¢¸ß˹¹âÊøÔÚ¹âÑü´¦µÄÈýά¹âÇ¿·Ö²¼Í¼
clear all
N=200;
w0=200e-9;         

r=linspace(0,3*w0,N);
eta=linspace(0,2*pi,N);
[rho,theta]=meshgrid(r,eta);      
[x,y]=pol2cart(theta,rho);        
I=exp(-2*rho.^2./w0.^2);      
surf(x,y,I);
colormap hot;            

shading interp;
xlabel('x /m');
ylabel('y /m');
zlabel('intensity /a.u.');
axis([-3*w0 3*w0 -3*w0 3*w0 0 1])
title('½¹µã¸½½üÈýά¹â³¡·Ö²¼')
colorbar;


2¡¢¸ß˹¹âÊøÔÚ¹âÑü´¦µÄ¶þά¹âÇ¿·Ö²¼Í¼
clear all
N=200;
w0=200e-9;            %¸ß˹¹âÊøµÄ¹âÑü°ë¾¶

x=linspace(-3*w0,3*w0,N);
y=linspace(-3*w0,3*w0,N);
X=meshgrid(x,y);
Y=meshgrid(y,x);
¡­¡­
¡­¡­



3¡¢¸ß˹¹âÊøÔÚ´«²¥¹ý³ÌÖУ¬½¹µã´¦µÄÈýά¹âÇ¿·Ö²¼
clear all
w0=200e-9;            %¸ß˹¹âÊøµÄ¹âÑü°ë¾¶
wavelength=780e-9;          %¸ß˹¹âÊøµÄ¹â²¨³¤
ZR=pi*w0^2/wavelength;        %¸ß˹¹âÊøµÄÈðÀû³¤¶È
L=3*ZR;                      %¸ß˹¹âÊøµÄ´«Ê䷶Χ
¡­¡­¡­¡­
¡­¡­¡­¡­
¡­¡­¡­¡­




[ Last edited by zhaoyuan0426 on 2012-8-17 at 08:59 ]
»Ø¸´´ËÂ¥

» ±¾Ìû¸½¼þ×ÊÔ´Áбí

  • »¶Ó­¼à¶½ºÍ·´À¡£ºÐ¡Ä¾³æ½öÌṩ½»Á÷ƽ̨£¬²»¶Ô¸ÃÄÚÈݸºÔð¡£
    ±¾ÄÚÈÝÓÉÓû§×ÔÖ÷·¢²¼£¬Èç¹ûÆäÄÚÈÝÉæ¼°µ½ÖªÊ¶²úȨÎÊÌ⣬ÆäÔðÈÎÔÚÓÚÓû§±¾ÈË£¬Èç¶Ô°æÈ¨ÓÐÒìÒ飬ÇëÁªÏµÓÊÏ䣺xiaomuchong@tal.com
  • ¸½¼þ 1 : untitled.jpg
  • 2012-08-16 21:00:21, 53.66 K
  • ¸½¼þ 2 : untitled1.jpg
  • 2012-08-16 21:00:29, 49.03 K
  • ¸½¼þ 3 : untitled2.jpg
  • 2012-08-16 21:00:55, 45.37 K
  • ¸½¼þ 4 : untitled3.jpg
  • 2012-08-16 21:01:05, 85.21 K
  • ¸½¼þ 5 : untitled4.jpg
  • 2012-08-16 21:01:22, 51.63 K
  • ¸½¼þ 6 : 1.jpg
  • 2012-08-16 21:01:34, 73.73 K
  • ¸½¼þ 7 : 2.jpg
  • 2012-08-16 21:01:53, 76.05 K
  • ¸½¼þ 8 : ½¹µã¸½½üÈýά¹âÇ¿.pdf
  • 2012-08-16 21:03:34, 2.08 M
  • ¸½¼þ 9 : Graph1.pdf
  • 2012-08-16 21:06:45, 24.55 K
  • ¸½¼þ 10 : Matlab½¹µã¹âÇ¿·Ö²¼.doc
  • 2012-08-17 08:59:35, 687.5 K

» ÊÕ¼±¾ÌûµÄÌÔÌûר¼­ÍƼö

×ÊÔ´ÊÕ¼¯ Сľ³æmatlabÈ«²¿×ÊÔ´ ºÏ³É£¨ÔÓÆßÔÓ°Ë£© ÊÕ²Ø×ÊÁÏ
¸Ð¾õºÃµÄ ¹âѧmatlab

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
»ØÌûÖ§³Ö ( ÏÔʾ֧³Ö¶È×î¸ßµÄǰ 50 Ãû )

kevin123581

½ð³æ (ÕýʽдÊÖ)


¡ï¡ï¡ï ÈýÐǼ¶,Ö§³Ö¹ÄÀø

ÎÒÔõôϲ»ÁËÄØ¡£ÀÏÏÔÊ¾ÍøÒ³²»¿ÉÓÃ==
5Â¥2012-11-21 13:14:59
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

TNTlucky

гæ (³õÈëÎÄ̳)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡   ¾ÍÊÇ×îºóÒ»¸öPDFÎļþ²»ÄÜ´ò¿ª   ²»ÖªµÀʲôԭÒò     



¸Ðл
49Â¥2015-01-07 14:42:59
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lycid

½û³æ (ÖøÃûдÊÖ)

±¾ÌûÄÚÈݱ»ÆÁ±Î

3Â¥2012-08-18 08:52:57
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

¾ýÁÙÌìÏÂfd

гæ (³õÈëÎÄ̳)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

²»´í
4Â¥2012-08-22 11:05:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

kevin123581

½ð³æ (ÕýʽдÊÖ)


ÉÏÃæÓÐϵ½µÄÅóÓÑÄܰïæ·¢Ò»·Ýô£¬Ï²»ÏÂÀ´
ллÁË   ceasar001@163.com
6Â¥2012-11-21 13:17:01
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xiaoxing5

Òø³æ (СÓÐÃûÆø)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

Â¥Ö÷ºÜÓÐÐÄѽ£¬Õâ¶«Î÷¶ÔÓÚ°³ÃÇÕâЩɶҲ²»»áȱÓÖÒª¶Ô¸¶±ÏÒµÂÛÎĵÄÍÞÍÞÃÇÏ൱ÓÐÓÃÍÛ
14Â¥2013-03-07 21:06:11
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ljhow

ľ³æ (СÓÐÃûÆø)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

ºÜºÃ£¬¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
21Â¥2014-02-14 16:46:21
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

mengchaoxt

гæ (ÖøÃûдÊÖ)


¡ï Ò»ÐǼ¶,Ò»°ã

ºÜºÃ£¬¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
31Â¥2014-06-26 08:59:11
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

С_Óã_¶ù

гæ (³õÈëÎÄ̳)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

Â¥Ö÷Õ¦ÄÇô¸øÁ¦Äó£¡
35Â¥2014-08-11 18:55:21
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wuzekai20

гæ (³õÈëÎÄ̳)


41Â¥2014-11-23 14:45:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lpjbit

гæ (³õÈëÎÄ̳)


¡ï¡ï¡ï ÈýÐǼ¶,Ö§³Ö¹ÄÀø

¸Ðл·ÖÏí~~~~
45Â¥2014-12-10 16:48:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

°ë¸ù»Æ¹Ï¹Ï¹Ï

гæ (³õÈëÎÄ̳)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

ºÜºÃ£¬Ð»Ð»
48Â¥2014-12-18 20:04:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
¼òµ¥»Ø¸´
aili10062Â¥
2012-08-17 10:01   »Ø¸´  
ËÍÏÊ»¨Ò»¶ä
2012-12-22 15:28   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
2012-12-22 15:29   »Ø¸´  
¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ruskie9Â¥
2012-12-27 11:43   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ruskie10Â¥
2012-12-27 11:44   »Ø¸´  
¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
silentlaser11Â¥
2012-12-28 10:39   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
silentlaser12Â¥
2012-12-28 10:40   »Ø¸´  
¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
plumedance13Â¥
2013-01-23 15:29   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
wangzidao15Â¥
2013-05-01 10:35   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
wangzidao16Â¥
2013-05-01 10:35   »Ø¸´  
redcrag17Â¥
2013-05-01 13:24   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ricardinho18Â¥
2013-09-03 17:48   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
hanjunhao19Â¥
2013-11-24 03:58   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
heyang_lu20Â¥
2014-01-12 16:03   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ju520022Â¥
2014-02-14 17:42   »Ø¸´  
ÈýÐÇºÃÆÀ  Ö§³Ö [ ·¢×ÔСľ³æ¿Í»§¶Ë ]
southaward23Â¥
2014-02-14 22:49   »Ø¸´  
¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ipoczm24Â¥
2014-02-15 10:16   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
cs5zdiao25Â¥
2014-04-21 00:48   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
chenqiqian26Â¥
2014-05-07 00:20   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
cenlei27Â¥
2014-05-15 15:25   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
110212328Â¥
2014-06-02 15:07   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
2014-06-02 16:48   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
shen198430Â¥
2014-06-16 14:32   »Ø¸´  
ÈýÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
jsycwxhua32Â¥
2014-07-07 22:10   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
convoyager33Â¥
2014-07-29 20:53   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
2014-08-04 12:53   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
southaward36Â¥
2014-08-27 15:15   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
113468457137Â¥
2014-09-03 08:31   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
wuchaosust38Â¥
2014-10-27 15:28   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
dreams111739Â¥
2014-11-04 16:31   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ywfannannan40Â¥
2014-11-12 19:42   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
cici_sxb42Â¥
2014-11-24 11:07   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
leein43Â¥
2014-11-28 22:08   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
½­º£¿Í44Â¥
2014-12-02 19:13   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
2014-12-11 21:22   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
xiaohui_jxh47Â¥
2014-12-13 20:47   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
Elisha_199150Â¥
2015-01-24 22:18   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ zhaoyuan0426 µÄÖ÷Ìâ¸üÐÂ
¡î ÎÞÐǼ¶ ¡ï Ò»ÐǼ¶ ¡ï¡ï¡ï ÈýÐǼ¶ ¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏ¿ÆÑ§Ó빤³Ì320Çóµ÷¼Á£¬080500 +11 »Æ¹ÏζÊíÆ¬ 2026-04-06 11/550 2026-04-08 15:25 by screening
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬0703»¯Ñ§305·ÖÇóµ÷¼Á +16 ÑÏÎ÷Î÷Ï· 2026-04-06 20/1000 2026-04-08 15:19 by screening
[¿¼ÑÐ] 287Çóµ÷¼Á +10 Fnhc 2026-04-07 16/800 2026-04-08 10:07 by xingguangj
[¿¼ÑÐ] Ò»Ö¾Ô¸211µç×ÓÐÅÏ¢347Çóµ÷¼Á +3 554916 2026-04-03 3/150 2026-04-07 23:22 by ÈçÈôʱ¹âµ¹Á÷
[¿¼ÑÐ] ¼ÆËã»ú11408 287 Çóµ÷¼Á +3 LiLe5 2026-04-07 3/150 2026-04-07 23:15 by shanqishi
[ÂÛÎÄͶ¸å] Decision: Revise for Editor»¹»áËÍÉóÂð 100+3 CccccccccFD 2026-04-04 5/250 2026-04-07 10:58 by ±±¾©À³ÒðÈóÉ«
[¿¼ÑÐ] 085600£¬321·ÖÇóµ÷¼Á +14 ´ó²öС×Ó 2026-04-04 15/750 2026-04-06 22:58 by qlm5820
[¿¼ÑÐ] »úеר˶274Çóµ÷¼Á£¬²»ÌôרҵѧУ +6 ·º·º2333 2026-04-05 8/400 2026-04-06 18:06 by ·º·º2333
[¿¼ÑÐ] 318Çóµ÷¼Á +12 ykyhsa 2026-04-05 14/700 2026-04-06 17:46 by fuyu_
[¿¼ÑÐ] 0857´óÀà»·¾³¹¤³ÌBÇøÇóµ÷¼Á +3 ¹¨ÓíÃú 2026-04-05 3/150 2026-04-06 10:22 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 331Çóµ÷¼Á +8 ÓÚÕ÷yz 2026-04-05 8/400 2026-04-06 00:54 by fmesaito
[¿¼ÑÐ] 262Çóµ÷¼Á +7 ÌìϵÚÒ»ÎÄ 2026-04-04 8/400 2026-04-05 21:31 by ¼¤Á÷Ó¶É
[¿¼ÑÐ] 277Çóµ÷¼Á +5 ¿¼Ñе÷¼Álxh 2026-04-05 5/250 2026-04-05 19:03 by chy09050039
[¿¼ÑÐ] 26¿¼Ñе÷¼Á0710 0860 +9 ²¹²¹²»²¹ 2026-04-03 14/700 2026-04-04 23:32 by ¹û¶³´óÍõ
[¿¼ÑÐ] [µ÷¼ÁÐÅÏ¢]085408¹âµçÐÅÏ¢ Çóµ÷¼Á ×Ü·Ö291·ÖÊýÒ»Ó¢Ò» +3 iz11az 2026-04-02 3/150 2026-04-04 19:09 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 292Çóµ÷¼Á +11 2022080213 2026-04-04 13/650 2026-04-04 18:38 by macy2011
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +11 ÎâèùÓ±£¡ 2026-04-03 11/550 2026-04-04 09:56 by ССÊ÷2024
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +7 ÏàÐűػá¹ââÍòÕ 2026-04-02 7/350 2026-04-03 16:48 by rzh123456
[¿¼ÑÐ] Çóµ÷¼Á»ú»á +5 ÒâȾivy 2026-04-03 5/250 2026-04-03 15:13 by qoooooo614
[¿¼ÑÐ] Çóµ÷¼Á22408 288·Ö +5 new382 2026-04-02 5/250 2026-04-03 09:13 by ×íÔÚ·çÀï
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û