介绍和总结了在边界条件影响很大的受限胆甾相和聚合物分散小分子胆甾相液晶(PDCLC)两种情况下,外电场对负性介电常数各向异性的小分子胆甾相液晶的作用.前者的研究通过在不变的螺距p情况下改变液晶盒厚度d与外电场电压值E,发现了规律性变化的液晶相的相态结构.而对PDCLC的研究中,通过平行和垂直于电场方向的观察,得到了胆甾相变化与外加电压的具体关系,以及在彩色液晶显示上的应用.
参考文献
| [1] | Meyer R B.Effects of electric and magnetic fields on the structure of cholesteric liquid crystals [J].Appl.Phys.Lett.,1968,12(9):281-282. |
| [2] | de Gennes P G.Calculation of the distortion of a cholesteric structure by a magnetic field [J].Solid State Commun.,1968,6(3):163-165. |
| [3] | Ribiere P,Pirkl S,Oswald P.Electric-field-induced phase transitions in frustrated cholesteric liquid crystals of negative dielectric anisotropy [J].Phys.Rev.A,1991,44(12):8198-8209. |
| [4] | Pirkl S.Electric field-induced phase transitions in electro-optic cell with dielectrically negative chiral nematic li-quid crystal [J].Crys.Res.Tech.,1993,28:1027-1038. |
| [5] | Harvey T B.A boundary induced cholesteric-nematic phase transition[J].Mol.Crys.Liq.Crys.,1977,34:225-239. |
| [6] | Pirkl S.Temperature dependence of critical sample thickness for spontaneous cholesteric-nematic phase transition between surfaces with homeotropic anchoring [J].Cryst.Res.Tech.,1991,26:371-375. |
| [7] | Ribiere P,Oswald P.Nucleation and growth of cholesteric fingers under electric field [J].J.Phys.,1990,51:1703-1720. |
| [8] | Ribiere P,Pirkl S,Oswald P.Optical properties of frustrate cholesteric liquid crystals [J].Liq.Cryst.,1994,16(2):203-221. |
| [9] | Doane J W,Golemme A,West J L,et al.Polymer dispersed liquid crystals for display application [J].Mol.Cryst.Liq.Cryst.,1988,165:511-532. |
| [10] | Yang D K,Crooker P P.Field-induced textures of polymer-dispersed chiral liquid crystal microdroplets [J].Liq.Cryst.,1991,9(2):245-251. |
| [11] | Kitzerow H S,Crooker P P.Behavior of polymer dispersed cholesteric droplets with negative dielectric anisotropy in electric fields [J].Liq.Cryst.,1992,11(4):561-568. |
| [12] | Kitzerow H S,Crooker P P.Electric field effects on the droplet structure in polymer dispersed cholesteric liquid crystals [J].Liq.Cryst.,1993,13(1):31-43. |
| [13] | Bajc J,Bezi J,Zumer S.Chiral nematic droplets with tangential anchoring and negative dielectric anisotropy in an electric field [J].Phys.Rev.E,1995,51(3):2176-2189. |
| [14] | Bajc J,Zumer S.Structural transition in chiral nematic liquid crystal droplets in an electric field [J].Phys.Rev.E,1997,55(3),2925-2937. |
| [15] | Crooker P P,Yang D K.Polymer-dispersed chiral liquid crystal color display [J].Appl.Phys.Lett.,1990,57(24):2529-2531. |
| [16] | Kitzerow H S,Crooker P P.Polymer-dispersed cholesteric liquid crystals.Challenge for research and application [J].Ferroelectrics,1991,122(1-4):183-96. |
| [17] | Kitzerow H S,Crooker P P,Heppke G.Chromaticity of polymer-dispersed cholesteric liquid crystals [J].Liq.Cryst.,1992,12(1):49-58. |
| [18] | Robinson C,Ward J C,Beevers R B.Liquid crystalline structure in polypeptide solutions.Part 2 [J].Discu.Faraday Soc.,1958,25:29-42. |
| [19] | Robinson C.The cholesteric phase in polypeptide solutions and biological structures [J].Molec.Crys.,1966,1:467-494. |
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