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[ Last edited by wolfmanhd on 2011-11-5 at 22:54 ]

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°®ÓëÓêÏÂ(½ð±Ò+1): 2011-11-06 08:14:29
wolfmanhd(½ð±Ò+20, ·­ÒëEPI+1): 2011-11-06 08:33:01
1. The composition change before and after ball milling results in change in surface element chemical environment.
2. Chemical change occurs in ball-milling process, because ball-milling hilt leads to heat and then change in valence state.
3. The electrical conductivity before and after ball-milling results difference in charge.
We use XPS technique to test whether there is any new chemical bond produced or there is change in chemical environment of surface element.
2Â¥2011-11-06 03:41:30
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