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×î½ü·µ½Ò»ÆªKudo 2006ÄêµÄÎÄÕ Iwase, A., H. Kato, and A. Kudo, Nanosized Au particles as an efficient cocatalyst for photocatalytic overall water splitting. Catalysis Letters 2006 108 p. 6. ÆäÖÐÌáµ½°Ñ½ð¼ÓÔÚNaTaO3:LaÉÏ »îÐÔ¿ÉÒÔ´ó·ùÌáÉý£¬µ«ÊÇÁ½¸öСʱ×óÓÒ¿ªÊ¼Ê§»î ÎÄÕÂÖнâÊÍÈçÏÂ: It was thus revealed that the deactivation observed for Au(1 wt%)-loaded NaTaO3:La in photocatalytic overall water splitting was not due to the back-reaction between evolved H2 and O2 but to the photoreduction of O2 on the Au cocatalyst. ÇëÎÊphotoreduction of O2 on the Au cocatalyst ÊÇָʲôÒâ˼? ÊÇÖ¸O2µÃµ½µç×Ó±ä³ÉO2- È»ºóÓëAuÐγÉAu2O3 or ÆäËûAuÑõ»¯ÎïÂð? ÏëÁ˺ܾû¹ÊǾõµÃÆæ¹Ö£¬ÉÏÀ´¸ú´ó¼ÒÌÖÂÛÌÖÂÛ |
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haha123123
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| i think you may dip in a wrong way of thinking , here, the function of Au just like pt catalyst , in the presence of Pt, the back reaction, H2+ O2= H2O ,could take place, while Pt itself doesnot attend in this reaction. |
2Â¥2007-12-27 22:15:23
starfry
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3Â¥2007-12-28 00:57:55
haha123123
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4Â¥2007-12-28 13:11:29














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