液晶与显示 , 2017, 32(1): 13-18.
10.3788/YJYXS20173201.0013
利用向列相液晶弹性理论，研究了混合排列柱状薄层中的向列相液晶指向矢的分布.向列相液晶被限定在两个同心圆柱构成的薄层中，在内外表面施加强锚定及弱锚定边界条件，锚定易取向方向取径向和轴向(垂直柱轴及平行柱轴)的边界条件，得到了四种混合排列柱状薄层模型 RsZw、ZwRs、RwZs、ZsRw.基于 Frank 弹性自由能和 Rapini-Papoular近似的表面能，研究了不同锚定强度、不同内半径及不同弹性常数值的指向矢分布，计算机模拟得出指向矢取向的曲线图.由于柱对称性、锚定强度、薄层厚度以及弹性各向异性共同竞争的影响，这四种模型的指向矢分布有着很大的不同.
参考文献：
[1] Corella-Madueno A;Reyes JA.Electrically controlled liquid crystal fiber[J].Optics Communications: A Journal Devoted to the Rapid Publication of Short Contributions in the Field of Optics and Interaction of Light with Matter,20061(1):148-155.
[2] C. CHICCOLI;P. PASINI;L. R. EVANGELISTA.Nematics in Hybrid Cylindrical Cells[J].Molecular crystals and liquid crystals,2013:42-52.
[3] Chiccoli, C.;Pasini, P.;Teixeira De Souza, R.;Evangelista, L.R.;Zannoni, C..Computer simulations of the ordering in a hybrid cylindrical film of nematic liquid crystals[J].Physical review, E. Statistical, nonlinear, and soft matter physics,20114 Pt.1(4 Pt.1):041705-1-041705-12.
[4] G. Napoli;L.Vergori.Curvature-induced ordering in cylindrical nematic shells[J].International journal of non-linear mechanics,2013Mar.(Mar.):66-71.
[5] Teixeira-Souza, R. T.;Chiccoli, C.;Pasini, P.;Evangelista, L. R.;Zannoni, C..Nematic liquid crystals in planar and cylindrical hybrid cells: Role of elastic anisotropy on the director deformations[J].Physical review, E. Statistical, nonlinear, and soft matter physics,20151 Pt.A(1 Pt.A)
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