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KSiS SILICON WORLD (Vol. 1, No.2)

October, 2012

 

A Stable Germanone

 

RIKEN Advanced Science InstituteÀÇ Kohei Tamao±³¼ö´Â ÃÖÃÊ·Î ¾ÈÁ¤µÈ germanoneÀ» ÇÕ¼ºÇÏ¿© ±× °áÁ¤±¸Á¶¸¦ ¾ò¾ú´Ù°í Nature Chemistry ("A stable germanone as the first isolated heavy ketone with a terminal oxygen atom", 2012, 4, 361-365)¿¡ º¸°íÇÏ¿´´Ù.

 

±×¸² 1. GermanoneÀÇ ÇÕ¼º ¹æ¹ý

 

ÄÉÅæ(R2C=O)ÀÇ Åº¼Ò-»ê¼Ò ÀÌÁß°áÇÕÀº °¡Àå Áß¿äÇÑ À¯±âÈ­ÇÕ¹° ÁßÀÇ ÇϳªÀÌ´Ù. ±×·¯³ª ±×µé°ú À¯»çÇÑ ±¸Á¶¸¦ °®´Â ¹«°Å¿î ¿øÀÚ°¡ ġȯµÈ ÄÉÅæ E=O ÀÌÁß °áÇÕ(E = Si, Ge, Sn or Pb)´Â ¾ÈÁ¤ÇÑ È­ÇÕ¹°·Î½á ¾ÆÁ÷±îÁö´Â ¾ò¾îÁöÁö ¸øÇÏ¿´´Ù. ´Ü·®Ã¼ ºÐÀÚ·Î ¾ò¾îÁöÁö ¸øÇÑ ÀÌÀ¯´Â ºÐÀÚ µéÀÌ E=O ÀÌÁß°áÇÕÀÌ ¿­·Á °íºÐÀÚ°¡ µÇ·Á´Â ³ôÀº °æÇâÀ» °¡Áö°í Àֱ⠶§¹®ÀÌ´Ù. °Å´ëÇÑ º¸È£±×·ìÀ» ÀÌ¿ëÇϸé ÀÌµé ºÐÀÚµé ³¢¸®ÀÇ ¹ÝÀÀÀ» ¸·À» ¼ö ÀÖÀ»±î? Kohei±³¼ö´Â (Eind)2Ge=O (Eind = 1,1,3,3,5,5,7,7-octaethyl-s-hydrindacen-4-yl), À̶ó´Â °Å´ëÇÑ ¸®°£µå¸¦ ÀÌ¿ëÇÏ¿© ´Ü·®Ã¼ÀÇ °Ô¸£¸¶´¿ ÄÉÅæ À¯»çü¸¦ ÃÖÃÊ·Î ÇÕ¼ºÇϴµ¥ ¼º°øÇÏ¿´´Ù. ÇÕ¼ºµÈ germanoneÀº Eind±×·ìÀ¸·Î ¾ÈÁ¤È­ µÇ¾î ÀÖÀ¸¸ç °Ô¸£¸¶´½ ¿øÀÚ¿¡ Æò¸éÀÇ »ï¹èÀ§Ã¼ ±¸Á¶¸¦ °¡Áö°í ÀÖÀ½À» º¸¿© ÁÖ¾ú´Ù. °è»êÈ­ÇÐÀ̳ª È­ÇйÝÀÀµéÀº Ge=O ÀÌÁß°áÇÕÀÌ ÀüÇÏ°¡ ºÐ¸®µÈ (Eind)2Ge+-O- ÇüÅ·Π¸Å¿ì ±Ø¼ºÈ­ µÇ¾îÀÖ´Ù°í º¸°íÇÏ¿´´Ù. ¶ÇÇÑ germanoneÀº ÀϹÝÀûÀÎ ÄÉÅæ¿¡¼­´Â °üÂûµÇÁö ¾ÊÀº ¸Å¿ì µ¶Æ¯ÇÑ ¹ÝÀÀ¼ºÀ» º¸¿© ÁÖ°í CO2¿Í ¿¬¼ÓÀûÀ¸·Î ¹ÝÀÀÇÏ¿© °í¸®Ã·°¡ È­ÇÕ¹°À» Çü¼ºÇÑ´Ù.

±×¸² 2. ¾ÈÁ¤ÇÑ germanoneÀÇ X-ray °áÁ¤±¸Á¶

 

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ÁÖ¼Ò: Çѱ¹½Ç¸®ÄÜÇÐȸ, °­¿øµµ ¿øÁֽà Èï¾÷¸é ¿¬¼¼´ë±æ, ¿¬¼¼´ëÇб³ âÁ¶°ü, ¿ìÆí¹øÈ£; 220-710 ÀüÈ­: 033-760-5230

 

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