通过测量高分子膜聚酰亚胺由排列记忆效应产生的锚定强度,对锚定强度随记忆时间的变化进行定量描述.聚酰亚胺膜表面的锚定强度随着记忆时间的增加逐渐增大,大约经过20h后达到饱和,其归一化饱和值大约为30μm-1.
参考文献
[1] | Clark N A.Surface memory effects in liquid crystal influence of surface composition[J].Phys.Rev.Lett.,1985,55:292-295. |
[2] | Hirohima K,Maeda,Furihataq T.A rubbingless aligning treatment by using liquid crystal molecules adsorbed in a magnetic field[A].Japan Display′92[C].1992,3-12. |
[3] | Vetter P, Ohmura Y,Uchida T.Study of memory alignment of nematic liquid-crystal on polyvinyl-alcohol coatings[J].Jpn.J.Appl.Phys.,1993,32:L1239-1241. |
[4] | 宣丽,黄锡珉.用偏光显微镜解析界面层有序度[J].液晶与显示,2000,15(1):6-16. |
[5] | Sato Y, Sato K, Uchida T.Relationship between rubbing strength and surface anchoring of nematic liquid crystal[J].Jpn.J.Appl.Phys.,1992,31:L579-581. |
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