¤Þ¥Î:
ì©«¥Ñ ¬Ó®a±s¿ß ©ó 31-7-2007 01:09 µoªí
Á¿³¥¤§«e°µ¤U¥\½Ò¥ý°Õ.....ø¸Ó
¥H¼s®q¬°¨Ò :
¾Úºû°ò¦Ê¬ì©Ò¦C¸ê®Æ , ·í¤é§ë¤U¼s®qÀ³¬°"¤p¨k«Ä"®ÖµõÅÜ«¬®Ö¼u ;
±Ä¥Î©ñ®g©Ê¦P¦ì¯À¹\235¥Ñ¤¤¤l¼²撃°µ¦¨¬J³sÂê¤ÏÀ³©ñ¥X¥¨¤j¯à¶q ...
ËÝø¸Ó§AŪ¦hD®Ñ¥ý¦ê¤H !
¦P§ÚÁ¿¥Î WIKIPEDIA³£¥s°µ¥\½Ò, ¥òn¥Î¤¤¤åª©!
It contained 64 kg of uranium, of which 0.7 kg underwent nuclear fission, and of this mass only 0.6 g became energy.
0.6g converted into form of energy§r! ¦P®IµL¤H¥Î joule¥hpenergy released by explosions, ¥u¦³ tons of TNT!
¦n, even though ,yields equal to 15 kT tons of TNT, ¦ý«Y¥u¦³15%«Yradiated, ¨ä¥L«Y¾_ªi¤Î¤õªi!
15%¤J±¥òn¤À¬°UV, IR, MR, X-RAY, GAMMA, alpha, beta, ¦P®I¥iµø¥ú!
¦n, §A¸Ü´Ý¾lª«.
¹\235°£·|¦Û¦æµõÅܦ¨ØA231¥~ , ÁÙ·|¶i¦æ£\-°IÅÜ©ñ¥X£\²É¤l¡C> øª¾§A¶ÃupÉA³¥, ¤£¹Lalpha decay«Y part of radioactive decay. alpha, beta¦Pgamma. ø¦n«Y«×©ß®Ñ¥]©ßD§AøÃÑge³¥¶Ãup!
235U ----> 231Th + £\ , ¥b°I´Á¬°(7.038¡Ñ10^8)¦~
«Y, ¨ÌÓ«Y«Y¹êÅç«Ç¥ý·|µo¥Íªº¨Æ
¦pªG§Aparticle physicsËÝ¥{, ÂI¸Ñ§A¤Sø·|p¨ì®ÖÃzÓ°}¦³¦n¦hneutrons±NU-235¥´¨ìU-236Åܸò¦í¦Adivided°µKr-92 + Br-141 etc. etc.
Ū¦hD®Ñ¥ý¥h¦ê¤H, «ô°U