二维Kagomé系统带有次近邻相互作用Ising模型的实空间重正化群研究  

The real- space renormalization- group research of an ising model with next- nearest- neighbour interactions on kagomé

作　　者：郑俊娟[1] 朱雪天[2] 

机构地区：[1]天津大学物理系,天津300072 [2]浙江大学物理系,杭州310027

出　　处：《河北省科学院学报》2001年第2期72-74,98,共4页Journal of The Hebei Academy of Sciences

摘　　要：利用实空间重正化群方法，研究了二维 Ｋａｇｏｍｅ晶格上带有次近邻相互作用Ｉｓｉｎｇ模型，得到了其临界温度和各热力学量的临界指数。A two-dimensional Ising model with next-nearest-neighbour interactions on Kagome lat- tice is studied by the real-space renormalization-group methods. The critical temperature and expo- nents are obtained.

关 键 词：实空间重正化群 ISING模型 Kagomee晶格 临界温度 

分 类 号：O73[理学—晶体学]