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向列相液晶界面锚定能公式的比较分析
引用本文:赖国忠.向列相液晶界面锚定能公式的比较分析[J].漳州师院学报,2010(3):46-51.
作者姓名:赖国忠
作者单位:龙岩学院物理与机电工程学院,福建龙岩364000
基金项目:福建省自然科学基金资助项目(2009J05129); 福建省教育厅科技项目(JB08239)
摘    要:向列相液晶是各种液晶中最重要的一种,在液晶显示中得到了广泛应用.通过对其一维锚定能不同公式的比较分析指出了修正后的RP公式被普遍接受的原因;对目前已提出的二维锚定的四种锚定能公式进行了比较分析并指出,Zhao等人利用球谐函数展开的方式得到的表达式是较符合物理实际的公式;且在二维情况下的锚定能表达式中,出现球谐函数Ym(θ,φ)也是必然的.

关 键 词:界面对称性  向列相液晶  锚定能公式  分析

Comparing and Analyzing the Expressions of Surface Anchoring Energy of Nematic Liquid Crystal
LAI Guo-zhong.Comparing and Analyzing the Expressions of Surface Anchoring Energy of Nematic Liquid Crystal[J].Journal of ZhangZhou Teachers College(Philosophy & Social Sciences),2010(3):46-51.
Authors:LAI Guo-zhong
Institution:LAI Guo-zhong(School of Physics and Electromechanical Engineering,Longyan University,Longyan,Fujian 364000,China)
Abstract:Nematic liquid crystal is one of the most importmant liquid crystal and is widely used in the display of liquid crystal.By comparing and analyzing the expressions of anchoring energy for one dimension,the reasons that the modificatory RP formula is accepted generally have been given.In the case of two dimensions,we have discussed four expressions which have been established,and indicated the expression in the function of spheric harmonious that was set up by Zhao et al.accords with physics facts more factually.And also in the situation of two dimensions,it is inevitable that the function of spheric harmonious will be in the experssion of anchoring energy.
Keywords:Symmetry of surface  Nematic liquid crystal  Expressions of anchoring energy  Analyze
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