1 Isotropic phase mesophase Polar phase Nematic phase Slides: 23 Download presentation 1. 液晶:液体+晶体? Isotropic phase 分子取向长程有序,位置无序(mesophase) Polar phase Nematic phase 棒状分子热致液晶相的分类: 向列相 (Nematic phase) 螺旋状相 (Cholesteric phase) 层状相 (Smectic phase) 3. 液晶的isotropic-nematic相变理论 宏观理论:Landau-de Gennes理论 3. 液晶的isotropic-nematic相变理论 Landau-de Gennes理论 3. 液晶的弹性性质 Frank free energy 参考书 1. Soft Condensed Matter, Richard A. L. Jones, Oxford University Press, 2002 2. Soft Mater Physics, Masao Doi, Oxford University Press, 2013 3. J. V. Selinger, Introduction to the Theory of Soft Matter, Springer(2016) (easy to understand) Polar polar attractionsH2o polar or nonpolarPolar and non polar dielectricsEnlace polarEnlace covalente coordinadoEssential amino acids arginineAnisotropic vs isotropicIsotropicEffective isotropic radiated powerMicrofabricationDefine etching in chemistryIsotropic compliance matrixIsotropic tensorIsotropic drawingAnsys multilinear isotropic hardeningWeber least cost theoryIsotropicIsotropic indicatrixIsotropic mineralsBalun is a deviceIsotropic indicatrixAridicObtuse bisectrix figureEffective isotropic radiated power