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    • 5. 发明授权
    • Surface stabilized ferroelectric liquid crystal devices
    • 表面稳定铁电液晶装置
    • US4840463A
    • 1989-06-20
    • US225464
    • 1988-07-28
    • Noel A. ClarkSven T. Lagerwall
    • Noel A. ClarkSven T. Lagerwall
    • C09K19/02G02F1/141
    • C09K19/0225C09K19/02G02F1/141Y10S359/90
    • A liquid crystal device including a ferroelectric liquid crystal disposed between plates treated to enforce a particular ferroelectric molecular orientation to the plates. The devices employ alone or in combination non-planar boundary conditions, polar boundary conditions, boundaries with multiple physical states, intrinsic spontaneous splay distortion of the polarization orientation field, combined ferroelectric and dielectric torques, layers tilted with respect to the plates. The plates are spaced by a distance sufficiently small to ensure unwinding of the helix typical in a bulk of the material to form either monostable, bistable or multistable states which exhibit novel electro-optic properties. The liquid crystal is responsive to an externally applied electric field, temperature or the like to make a light valve or other electro-optical device.
    • 一种液晶显示装置,其特征在于,具有强电介质液晶,该铁电体液晶设置在对板进行特定的强电介质分子取向的处理。 器件采用单独或组合的非平面边界条件,极化边界条件,具有多个物理状态的边界,偏振取向场的固有自发显示失真,组合的铁电和介电转矩,相对于板倾斜的层。 板间隔足够小的距离,以确保在大部分材料中典型的螺旋的展开,以形成显示出新颖的电光性质的单稳态,双稳态或多态。 液晶响应于外部施加的电场,温度等来制成光阀或其他电光装置。
    • 8. 发明授权
    • Convective electrohydrodynamic fluid membranes
    • 对流电动力学流体膜
    • US5441639A
    • 1995-08-15
    • US110409
    • 1993-08-23
    • Richard D. NobleNoel A. Clark
    • Richard D. NobleNoel A. Clark
    • B01D53/32B01D61/38B01D63/08
    • B01D53/326B01D61/38
    • The present invention describes, an electroconvective liquid crystal membrane (ECLCM), comprised of a fluid layer contained between two gas permeable electrodes, thereby forming a sandwich like configuration. The electrodes separate distinct regions having different concentrations of one or more diffusant species and are capable of being accessed by the diffusant species. The fluid layer is comprised of any fluid in which an electrohydrodynamic (EHD) flow can be induced, including liquid crystals and liquid crystal-like fluids. The present invention encompasses fluid layers comprised of liquid crystals, such as N-(4-methoxybenzylidine)-4-butylaniline (MBBA), or polar solvents such as 2-ethyl-hexanol (2EH) and diethyl phthalate (DEP). The ECLCM includes means for applying an electric field to the fluid layer such that an EHD flow is induced within the fluid layer. The EHD flow alters the passage of the diffusant species across the ECLCM. The present invention includes a method for separating and purifying molecules.
    • 本发明描述了一种电对流液晶膜(ECLCM),其由包含在两个透气电极之间的流体层组成,从而形成夹层状构造。 电极分离具有不同浓度的一种或多种扩散物质的不同区域,并且能够被扩散物质接近。 流体层由其中可以诱导电动力学(EHD)流的任何流体组成,包括液晶和液晶状流体。 本发明包括液晶如N-(4-甲氧基苄基)-4-丁基苯胺(MBBA)或2-乙基己醇(2EH)和邻苯二甲酸二乙酯(DEP)等极性溶剂的液体层。 ECLCM包括用于向流体层施加电场的装置,使得在流体层内诱导EHD流动。 EHD流量改变扩散物种通过ECLCM。 本发明包括分离和分离分子的方法。
    • 10. 发明授权
    • Surface stabilized ferroelectric liquid crystal switching using
proximity effects
    • 表面稳定铁电液晶切换采用近距离效应
    • US5103329A
    • 1992-04-07
    • US687463
    • 1991-04-19
    • Noel A. ClarkMark Handschy
    • Noel A. ClarkMark Handschy
    • G02F1/141G11C19/08
    • G02F1/141G11C19/08
    • An electro-optic shift register uses proximity effects to propagate data more efficiently. The apparatus includes a pair of conducting planes separated by a plane spacing, whereby one of the conducting planes includes a plurality of electrodes having an electrode gap narrower than the plane spacing. A Surface Stabilized Ferroelectric Liquid Crystal is located between the conducting planes with a thickness sufficient to enable the formation of a domain wall between the pixels corresponding with the electrodes. The resulting domain wall also overlaps the pixels and the corresponding electrodes. The domain wall provides a desirable proximity effect by overlapping regions having nonzero electrostatic potential. A three-phase timing sequence ensures the domain wall propagates in a single direction.
    • 电光移位寄存器使用邻近效应更有效地传播数据。 该装置包括由平面间隔分开的一对导电平面,由此一个导电平面包括具有比平面间隔窄的电极间隙的多个电极。 表面稳定铁电液晶位于导电平面之间,其厚度足以能够在对应于电极的像素之间形成畴壁。 所得到的畴壁也与像素和相应的电极重叠。 畴壁通过具有非零静电势的重叠区域提供期望的接近效应。 三相定时序列确保畴壁在单个方向上传播。