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For heterogeneous catalysis, presentation should include reaction rates normalized by catalyst surface area, surface area of the active phase, or number of active surface atoms or catalytic sites, as appropriate. Typical rate units are mol s-1 m-2 or, in the case of surface atom normalization to produce turnover frequencies, s-1. ÕâÊÇjournal of catalysisÉϵÄͶ¸åÒªÇóÖ®Ò»¡£µ«ÊǶÔÓÚ½ðÊô-·Ö×ÓɸÕâÀàË«¹¦ÄÜ´ß»¯¼Á¶øÑÔ£¬ÐèÒª·Ö×ÓɸÉϵÄËáÐԺͽðÊô»îÐÔλ¹²Í¬×÷ÓòÅÄÜÍê³ÉÒ»¸ö×ܰü·´Ó¦¡£ÄÇôÕâÖÖÇé¿öÏ£¬¸ÃÈçºÎ¼ÆËãthe number of active surface atoms or catalytic sites£¿´ËÍ⣬¶ÔÓÚ·Ö×ÓɸÉϵĻîÐÔÖÐÐĶøÑÔ£¬ÆäʵֻÓÐÆäÖеĺÜÉÙÒ»²¿·Ö²ÎÓëʵ¼ÊµÄ·´Ó¦£¬ÄÇôÕâÑùµÄ¼ÆËãÓÐʲôÒâÒ壿ÏÖÔÚÕâ¸öÔÓÖ¾»¹ÒªÇó±ØÐë¼ÆËãÕâ¸ö·´Ó¦ËÙÂÊÂ𣿠һ°ã¼ÆËã·´Ó¦ËÙÂÊÒªÇóÔÚת»¯Âʽϵ͵ÄÇé¿öϽøÐС£Îҵķ´Ó¦ÔÁÏ»îÐԺܸߣ¬Ò»°ãת»¯Âʶ¼ÔÚ95%ÒÔÉÏ£¬¼´Ê¹ÊÇÕâÑù£¬Ä¿µÄ²úÎïµÄÊÕÂÊÒ²ºÜµÍ£¬Ö»ÓÐ30%×óÓÒ¡£ÄÇôÊDz»ÊÇÎÒ¾ÍûÓа취¼ÆËãÕâ¸ö·´Ó¦ËÙÂÊÁË£¿ лл£¡ |
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