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liuyan4599

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liuyan4599(½ð±Ò+1): 2010-03-31 16:48
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bingyu0729

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liuyan4599(½ð±Ò+1): 2010-03-31 16:48
×öTG/DTGʱ£¬ÉýÎÂËÙÂÊÒ»°ãÊǹ̶¨µÄ±ÈÈçÿ·ÖÖÓÊ®¶È
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liuyan4599(½ð±Ò+3): 2010-03-31 16:48
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liuyan4599(½ð±Ò+3):ÄÇÄúµÄÒâ˼ÊÇÊ§ÖØ·åµÄÍâÖÃÓëÉýÎÂËÙÂÊûÓÐÌ«´óµÄ¹ØÏµÂð 2010-03-31 16:49
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americanyk

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´ß»¯´óʦ(½ð±Ò+1):ллָµã£¬»¶Ó­³£À´´ß»¯°æÌÖÂÛ£¡ 2010-03-31 17:30
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liuyan4599(½ð±Ò+5):thanks£¡¡°If the speed is too slowly, the adsorbed peaks may shift¡± where to shift?high temperature or low?? thank you! 2010-04-01 19:34
There are a lot of factors influenced the results of TG-DTG analysis such as the gas protected atomshpere, the rising speed, the catalysts itself and so on. Normaaly, if the sppeed is too fast, it may cause sintering or aggragation on the surface. The samples cannot decompose fully. If the speed is too slowly, the adsorbed peaks may shift. Normarlly, you can operate at 8 degree/min under argon enviroment. This is the unversial strategy.
6Â¥2010-03-31 17:13:08
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americanyk

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liuyan4599(½ð±Ò+2):thanks£¬got it£¡ 2010-04-01 21:56
Under other factors constant conditions, normally, the peaks will shift toward high temperature due to sintering or aggragation.
7Â¥2010-04-01 21:11:01
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americanyk

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liuyan4599(½ð±Ò+1):that's OK 2010-04-01 21:58
Sorry to forget to add some information. Y ou can find some handbooks about your instrument. From that handbook, you can find the influenced factors. Another choice, you can review some books. In my institute, I listened one speech of TG-DTG analysis. But I forget where I have stored. Because I donot use TG-DTG analysis here. During my Master study, I use often.
8Â¥2010-04-01 21:14:15
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suman

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liuyan4599(½ð±Ò+2):ºÃµÄ Ö±¹Û Ã÷ÁË 2010-04-01 21:58
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liuyan4599(½ð±Ò+1):лл£¡ 2010-04-01 21:58
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