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shshen
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The Raman bands at 490, 520, and 1125 cm-1 in the UV-Raman spectrum of TS-1 are assigned to the bending, symmetric stretching, and asymmetric stretching vibrations of Si-O-Ti, the framework titanium species. However, the assignment of this band at 960cm-1 is controversial. Angew. Chem., Int. Ed. Engl. 1999, 38, 2220. ×ܵÄÀ´Ëµ£¬ÄãµÄTS-1ºÏ³ÉûÎÊÌâ¡£ ºÃÏñ×ÏÍâÀÂüÖ»Óдó»¯ËùÀî²ÓÀÏʦÄǶù²ÅÓа¡£¬ÄãÔõô»áû¿´¹ýËûµÄÂÛÎÄÄØ£¿ÉÏÃæµÄÂÛÎÄÒ²ÊÇÀîÀÏʦ¿ÎÌâ×éµÄ¡£ [ Last edited by shshen on 2009-5-9 at 05:12 ] |

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