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[ Last edited by qingshaojun0823 on 2009-9-10 at 14:28 ]
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jw227

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linghanyuan(½ð±Ò+1,VIP+0):лл½»Á÷ 9-9 21:02
CHEN0718(½ð±Ò+36,VIP+0):лл£¬±ÈÎÒ·­ÒëµÄºÃһЩ 9-9 21:18
The relaxing speed of motor Unit from one equilibrium position to another was expressed with ¦Ó . The smallest motor unit in Polymer chain is called  chain segment. At a fixed temperature, when the frequency was low enough and 1/¦Ø¡·¦Ó (chain segment), the polymer showed high elastic state. When the frequency was high enough and 1/¦Ø¡¶¦Ó (chain segment), the polymer showed glassy state. However, when 1/¦Ø¡Ö¦Ó£¨chain segment£©, the polymer generated glass flower transformation. Thus,  higher the frequency applied ,  higher temperature was required to achieve glass flower transformation for the same kind of polymer. This is Consistent with Arrhenius theorem.

[ Last edited by jw227 on 2009-9-9 at 19:47 ]
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