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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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xianke5199(½ð±Ò+2): 2011-03-02 16:57:17
Phys. Rev. Lett. 31, 44¨C47 (1973)
Hopping Conductivity in Granular Metals
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