二维六角晶格的光电导(英文)Optical Conductivity of Honeycomb Lattice
白春海,张军
摘要(Abstract):
研究半满填充情形二维六角晶格模型的跃迁积分在交错磁场调制下的动能和光电导.交错磁场导致了四能量分支的四子格点系统的产生,并产生了光电导对磁流量子新的依赖特性.具体讨论了平均动能,Drudeweight和光电导对磁流量子的依赖关系.
关键词(KeyWords): 光电导;紧束缚模型;交错磁场;六角晶格
基金项目(Foundation): Supported by The National Natural Science Foundation of P.R.China(10547010)
作者(Author): 白春海,张军
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