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[×ÊÔ´] Methanol: a smart chemical probe molecule - ¼ö¶ÁÃû¼ÒWACHS½ÌÊÚÂÛÎÄÖ®Ò»

ÂÛÎijö´¦: Catalysis Letters Vol. 75, No. 3¨C4, 2001.

¹úÄÚÏÖÔںܳçÉз¢±í¿Æ¼¼ÂÛÎÄ. ΪÁË·¢±íÂÛÎĶø·¢±íÂÛÎĵÄÏÖÏó, ºÇºÇ, ÑÏÖØÎÞ±ÈÍÛ! ͬÑùÊÇ·¢±íÔÚCATALYSIS LETTERÉϵÄÂÛÎÄ, ÓеÎÖØÓÚ̩ɽ, ÓеÎÇáÓÚºèë.

×î½ü±¾´ß»¯¹·¶ÔÃÀ¹ú´ß»¯Ñ§¼ÒISRAEL E. WACHS½ÌÊÚµÄһЩÂÛÎĺܸÐÐËȤ. ·¢ÏÖËûµÄÂÛÎĵöÌØµãÊÇ:

1). Êý¾ÝºÜ"±íÃæ»¯". ËûµÄGROUP»ù±¾ÉÏÊÇÓø÷ÖÖ±íÃæ¹âÆ×ÊÖ¶ÎÔÚ̽²â´ß»¯¼Á±íÃæ;

2). Êý¾ÝºÜÏêʵ, ºÜÄÜ˵Ã÷ÎÊÌâ, ÌØ±ðÊÇÖ§³ÖËûÃÇ×Ô¼ºÔÚÂÛÎÄÖÐÌá³öµÄ¹Ûµã. ÔÚËûÃǵÄÂÛÎÄÖÐ, ÎÒ»¹Ã»Óп´µ½ºÜ¶àÂÛÎÄÖг£ÓõÄ"possibily", "probably", "we think...". ËûÃÇ»ù±¾ÉϹ۵ãºÜÃ÷È·, ÊǾÍÊÇ, ²»ÊǾͲ»ÊÇ. ºÇ, ÕâÒ²ÊÇÖµµÃЧ·ÂµÄ´ó¼Ò·ç·¶°¡!

3). ÂÛÎÄÂß¼­ºÜÇåÎú, ¶¨Á¿ºÜÃ÷È·.

ÕâÀï¸ø³æÃÇÒý¼öһƪËûÃÇÓü״¼·Ö×Ó×ö̽Õë·Ö×ÓÑо¿½ðÊôÑõ»¯Îï´ß»¯¼Á±íÃæ»îÐÔÖÐÐĵÄ, ÖØÓÚ̩ɽµÄÂÛÎÄ:

ÎÄÕÂÖ÷ҪĿ±êÊǵ¥Ò»Ñõ»¯ÎïµÄ»îÐÔÖÐÐÄ, ËùÒÔÊǺܴ¿´âµÄ»ù´¡Ñо¿, ºÜÓÐÒâ˼. Éæ¼°µ½µÄÑõ»¯ÎïÓÐ: MgO, CaO, SrO, BaO, Y2O3, La2O3, CeO2, TiO2, ZrO2, HfO2, V2O5, Nb2O5, Ta2O5, Cr2O3, MoO3, WO3, Mn2O3, Fe2O3, Co3O4, Rh2O3, NiO, PdO, PtO, CuO, Ag2O, Au2O3, ZnO, Al2O3, Ga2O3, In2O3, SiO2, GeO2, SnO2, P2O5, Sb2O3, Bi2O3, SeO2 and TeO2

ÂÛÎĵÄÖ÷Òª½áÂÛÊÇ:

1). ¼×´¼·Ö×ÓÎü¸½ÔÚ½ðÊôÑõ»¯Îï±íÃæÊ±, »áÐγɲ»Í¬ÐÔÖʵĽðÊô¼×Ñõ»ù(M-OCH3);

2). ¸ù¾Ý¼×´¼µÄÎü¸½ÍѸ½Á¿, ²»Í¬µ¥Ò»½ðÊôÑõ»¯ÎÞ±íÃæµÄ»îÐÔÖÐÐÄÁ¿Æ½¾ùֵΪ: ∼3 ¦Ìmol/m2.

3). ²»Í¬µÄ½ðÊô¼×Ñõ»ù¾ßÓв»Í¬µÄÐÔÖÊ, Òò´Ë¾ßÓв»Í¬µÄ·´Ó¦»îÐÔ(TOF Öµ), ²¢ÇÒÉú³É²»Í¬µÄ²úÎï.

ÎÄÕÂËùÓõÄÒÇÆ÷ÊÖ¶ÎÆäʵºÜ¼òµ¥, ÎÞ·ÇÊÇBET, TG-DTA ¼ÓÉϼ״¼µÄÑõ»¯·´Ó¦Êý¾Ý. ¿´À´×öºÃÎÄÕÂ, IDEAÊǹؼü, ²»ÔÚºõÄãÓжàÉÙ°º¹óµÄÒÇÆ÷.

µÚÒ»´Î¿´µ½ÓйؽðÊôÑõ»¯Îï±íÃæ»îÐÔÖÐÐĵÄ, ÕâôÏêʵ, ÍêÈ«, ÉîÈëµÄÂÛÎÄ, Á¦¼ö¸ø³ôζÏàͶµÄ³æÃÇÒ»¶Á.

·Ç³£¿ªÀ«ÊÓÒ°, ǧÍò±ð´í¹ýÒ»¶Á. ºÇºÇ, ´ß»¯¹·Òý¼öµÄ, »ù±¾É϶¼ÊÇ×Ô¼º¹ýÄ¿¹ýµÄ´ó¼ÒÊÖ±ÊÍÛ!

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