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occurring  in  series  and  parallel,  is  the  oxidation  of  citrate  that  yields dicarboxy  acetone.  Then,  the  auric  salt  is  reduced  to  aurous  salt  and Au0,  and  the  aurous  salt  is  assembled  on  the  Au0 atoms  to  form the  AuNP. Thus,  in  the Turkevich-Frens  method,  the  actual AuNP  stabilizer  is  dicarboxy  acetone  resulting  from  the  oxidation of  citrate,  rather  than  citrate  itself.  µ«ÊÇ£¬¿´ÁËÖÚ¶àµÄÎÄÏ×£¬ÎÒһֱûÓп´µ½ÄûÃÊËá¸ù£¨citrate£¬Cit3-£©ºÍÆäÑõ»¯²úÎdicarboxy  acetone£¬DCA2-£©µÄÑõ»¯»¹Ô­µçλµÄ¾ßÌåÃèÊö¡£Í¨¹ý¹È¸èѧÊõËÑË÷Ò²Ò»ÎÞËù»ñ¡£²»ÖªµÀÊÇ·ñÓÐÄÄһλ¸ßÈËÄܹ»¸øÒÔÖ¸µã»òÌṩһÏÂÏà¹ØÊý¾ÝµÄÏßË÷¡£·Ç³£¸Ðл£¡
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