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Au nanostructures were potentiostatically electrodeposited (-0.2 V) on Pt electrode (300 um) in 0.5M H2SO4 solution containing 5.0¡Á10-4M HAuCl4 in a classic electrochemical cell several times and for 0.01 s each time. The total charges at the electrode surface were kept at 7.0¡Á10-8C, and then the electrode was rinsed thoroughly with doubly distilled water and allowed to dry in nitrogen at room temperature. ÕâÊÇ´ÓÎÄÏ×ÉϽØÈ¡µÄ×ÊÁÏ£¬ÎÒµÚÒ»´Î×öµç»¯Ñ§£¬ºÜ¶àÎÊÌâ¶¼²»¶®£¬ÏëÇëÎʸ÷λ¸ßÊÖǰ±²ÎÄÏ×ÉϲÉÓõÄʲô·½·¨µç³Á»ýµÄ£¿ÔÚÒÇÆ÷ÉϾßÌå·½·¨ÊÇÄÄÒ»¸ö£¿ËûÊÇÓ󽻪µÄÒÇÆ÷600A×öµÄ£¬ÎÒÃÇʵÑéÊÒÓõÄÊdz½»ªÒÇÆ÷800ϵÁе쬾ÍÊDz»ÖªµÀ¸ÃÑ¡ÓÃʲô·½·¨²Ù×÷£¿ÓÈÆäÊÇбÏߵIJ¿·Ö¡°several times and for 0.01 s each time¡±¾ßÌåÊÇÔõô²Ù×÷¿ØÖƵģ¿ÓÖÊÇÔõô¾«È·¶¨Á¿7.0¡Á10-8CµÄµçºÉÁ¿µÄ£¿³ÏÖ¿¿ÒÇë¸÷λµç»¯Ñ§µÄǰ±²ÃǸøÓèÖ¸µ¼°ïÖú£¬°ïÎҶɹýÄѹأ¬Íò°ã¸Ðл£¡×îºóÐÂÄ꽫½ü£¬×£Ô¸´ó¼ÒеÄÒ»ÄêÊÂÊÂ˳Àû£¡¶à·¢¸ßµµÎÄÕ£¡ÔٴθÐл´ó¼Ò£¡ [ Last edited by plf0717 on 2010-12-28 at 21:13 ] |
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plf0717(½ð±Ò+1): 2011-01-03 22:02:26
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5Â¥2011-01-04 08:43:22
6Â¥2013-03-21 17:34:50
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