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The presence of reduced Pt at the beginning of the pulse can be ascribed to the catalyst re- generation procedure, which involves annealing at 600 ◦C in He prior to NO adsorption. I ÄÄλ¸ßÊÖ¸øÖ¸µãһϣºHeÖÐÍË»ð£¬HeÆðʲô×÷Óã¿ лл£¡ [ Last edited by nxl5096224 on 2009-1-30 at 08:33 ] |
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