[PDF] Top 20 Global defect topology in nematic liquid crystals

... The global approach to defect topology provides a classification of nematic textures in terms of topological properties of the entire domain and can be contrasted against the homotopy groups ... See full document

... Snap-through defect rearrangement could be especially important here in developing multistable ...in nematic liquid crystals are highly sensitive to details of colloid shape, offering a route ... See full document

... a global melting strategy seldom leads to a highly regular structure: in isotropic phase, the particles are not kept apart by elastic repulsion, and instead fall into trapped state where their defects becomes an ... See full document

... In this paper, a macromolecular non-isothermal model for the incompressible hydrodynamics flow of nematic liquid crystals on T 3 is considered. By a Galerkin approximation, we prove the local ... See full document

... bulk nematic configuration, we now turn to the interaction of the liquid crystal with colloidal ...the defect to remotely steer particles trapped at the 5CB-air ...the nematic-isotropic ... See full document

... in liquid crystals, is related to different defects surrounding the ...the defect configuration except for deformations of the director field, preserving the original satellite ...the defect ... See full document

... as liquid crystals and polymers is very challenging because of the altered structure of the flow equation: the underlying Navier–Stokes problem contains additional terms representing the interaction between ... See full document

... The aim of this paper is to use the methods of formal asymptotics to calculate the velocity of a rectilinear disclination line in a physically relevant regime in which the ratio of the width of the disclination core to ... See full document

... the defect textures observed have been derived paramorphotically from the SmA ...the nematic and Sm phases of compounds 13 are given in Figure ...the nematic phase is split into four lobes of equal ... See full document

... One of the important phenomena that can be achieved through substrate patterning is bistability, which is stabi- lization of two distinct anchoring arrangements with (in the absence of an applied field) mutually ... See full document

... of nematic molecules [12, ...the nematic remains everywhere uniaxial, and that it becomes isotropic on the ...the nematic not only decreases its degree of orientation, but it actually abandons the ... See full document

... the defect core, where two uniaxial states with orthogonal directors are changed into each other through a transformation that does not involve any director rotation, but instead implies a wealth of bi- axial ... See full document

... prototypical liquid crystalline material – though a sample will flow like a liquid, owing to the lack of positional order, the rod-shaped, typically organic or aromatic ring molecules are locally aligned, ... See full document

... On the experimental stage, firstly the adhesion pro- moter is performed on the indium tin oxide (ITO) glass substrates with resistance of 30 - 60  by using spin coater, after the polyimide coating, the photoresist mate- ... See full document

... in nematic liquid crystal based lenses, in this case the change in refractive index is electric-field driven rather than voltage ...and liquid crystal contact lenses [17, ...shaped liquid ... See full document

... . Liquid crystals containing a heterocyclic ring system have also been attracting attention in their own ...benzothiazole-based liquid crystals possessed good ... See full document

... a liquid crystal (LC), used, for ex- ample, in display applications, are modified/improved by the presence of various nanoparticles ...a nematic LC with even a small amount of NPs affects nearly all impor- ... See full document

... ,Q DQ RUGHUHG PHGLXP LW LV FUXFLDO WR DFKLHYH D IXOO UHVROXWLRQ RI WKH RULHQWDWLRQDO ERWK DQG φ) dynamics as the imposition of order gives rise to a marked departure from conventional (isotropic) molecular relaxation 1-5 ... See full document

... of nematic liquid crystal (LC) E7 on the surface of (111) silicon wafers and in the channels of grooved silicon structure has been ...E7 liquid crystal in grooved silicon exhibits a weak planar ... See full document

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