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Figure 6 shows the electrochemical reactivity and EAS areas of different catalysts determined by cyclic voltammetry measurement performed in 0.5 M H2SO4 electrolyte at a scan rate of 50 mV¡¤ s-1¸ù¾ÝÇåÎü¸½¼ÆËãµç»îÐÔÃæ»ý EAS = Q/m¡¤C Q M C ʲôÒâ˼Ôõô¼ÆËã |
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zgxiaoqin(½ð±Ò+3,VIP+0): 6-17 17:20
zgxiaoqin(½ð±Ò+3,VIP+0): 6-17 17:20
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ÕâЩÎïÀíÁ¿ÎÄÏ×Öж¼»á¸ø³öµÄ¡£Õâ¸ö¹«Ê½¿ÉÒԲο¼ºÜ¶à½Ì¿ÆÊ飬µ±È»ÎÄÏ×ÖÐÒ²ºÜÇå³þ¡£ Calculating the electrochemically active surface area from the CV The electrochemically active surface area of the catalyst can be obtained by: where Q is the surface charge that can be calculated from the area under the CV ²Î¿¼ÎÄÏ×£º 1. Watanabe, M.; Tomikawa, M.; Motoo, S. J. Electroanal. Chem. 1985, 182, 193-196. 2. Lee, E. P.; Peng, Z.; Cate, D. M.; Yang, H.; Campbell, C. T.; Xia, Y. J. Am. Chem. Soc. 2007, 129, 10634-10635. |
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