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ÔÚ¶ÁÎÄÏ×ÖÐÅöµ½Ò»Ð©ÊýÖµ,²»Öª×÷ÕßÊDzÉÓÃʲô·½·¨Ëã³öÀ´µÄ,Çë¸ßÊÖÖ¸µã.ÈçÏÂÃæµÄÁ½¸öÎÊÌâ: 1.For comparation, the atomic value if the radiation flux ( intensity of the radiation) is c*e^2/(8*pi*a0^4)=3.51*10^16 W/cm^2 Here c is the light velocity, e is the electron charge, a0=(h/2*pi)^2/(m*e^2) is the Bohr radius, m is the electron mass 2. To see this we merely note that a convenient atomic unit for electric field is E0=e/(2*a0^2) =25.7*10^8 V/cm (×îºóÃæÕâ¸öµÈºÅÉÙÒ»ºá,ÉÏÃæÓиö~,ÎÒ´ò²»³öÀ´,ËùÒÔÓÃ= À´´úÌæ) °´ËµeÊÇ1.6*10^-19, a0ÊÇ0.5292*10^-10 m,ÔõôҲËã²»³öÀ´ÉÏÃæµÄÊýÁ¿¼¶Ñ½.±¾ÈË·ÇÎïÀíרҵѧÉú,ÎÊÌâdzª,´ó¼ÒÎðЦ°¡ [ Last edited by nzzhang on 2009-2-16 at 11:00 ] |
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7Â¥2009-02-16 22:19:02
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nzzhang(½ð±Ò+5,VIP+0):ллÄúÀ²£¬ÎÊÌâÒѾ½â¾öÁË 2-16 21:36
nzzhang(½ð±Ò+5,VIP+0):ллÄúÀ²£¬ÎÊÌâÒѾ½â¾öÁË 2-16 21:36
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2Â¥2009-02-13 22:47:03
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3Â¥2009-02-16 11:01:28
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6Â¥2009-02-16 21:38:18














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