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¸÷λ³æÓÑ£¬ÈçºÎÅÐ¶Ï Èȼ¤»îµ¼µç»úÖÆºÍ‰ä³ÌÌøÔ¾»úÖÆ£¿ ÔڶྦྷÑùÆ·»òÕß¿ÅÁ£ÏµÍ³£¨granular systems£©ÖУ¬µç×èÓëζÈTµÄ-1/2µÄ¹ØÏµÔÚʲôÎÄÏ×ÖÐÄÜÕÒµ½£¬ÄÄλÅóÓѼû¹ý£¬°ï¸öæ°¡£¿¸Ð¼¤²»¾¡¡£ ¸ÐлÄãµÄ»Ø¸´£¬ÏÂÃæÊÇÕâ¾ä»°ÈçºÎÀí½â°¡ As I have mentioned in my previous report, T^1/2 behavior can be commonly found in granular systems with energy barrier distributions, where thermal activation dominates the transport. [ Last edited by xianke5199 on 2011-3-2 at 16:59 ] |
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lpszk(½ð±Ò+2): лл²ÎÓë 2011-03-04 10:09:00
xianke5199(½ð±Ò+4): 2011-03-02 20:11:50
lpszk(½ð±Ò+2): лл²ÎÓë 2011-03-04 10:09:00
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²»ºÃÒâ˼£¬ÔÙÇë½ÌÏ£¬ÈçºÎÀí½âÏÂÃæµÄÒ»¾ä»° The linear plot in the main panel indicates that the dominant conduction mechanism is one-dimensional variable range hopping (VRH) rather than thermal activation-type over this temperature range (115¨C300 K). J. Phys.: Condens. Matter 18 (2006) 3745¨C3752 лл |
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