[PDF] Top 20 Surface-Surface Interaction in Smectic Liquid Crystal Films

... the surface arrangements in freestanding films of smectic liquid ...interlayer interaction between the two surfaces obtained from the threshold voltage for the transition is ... See full document

... phase in free-standing films with a reasonably fast data acquisition ...uniaxial in bulk samples and, to the best of our knowledge, is always below the uniaxial Sm-A ...of liquid- ... See full document

... size in the laser induced transition for the homeotropically aligned nematic liquid crystal film is derived analytically and calculated ...the films with a free surface by the ... See full document

... of surface tension is fundamental to the un- derstanding of adhesion, detergency, wetting, ...high surface area to volume ratios of freestanding liquid-crystal films allow unique ... See full document

... the liquid crystal 共LC兲 molecules can be reorientated by electric and magnetic fields due to their anisotropic electrical permittivity and magnetic ...1 In the past decades, the electro-optical ... See full document

... transition, surface-induced ordering appears as surface-induced tilts at temperatures in the bulk SmA ...that surface layers tilt in a synclinic or anticlinic ar- rangement, ...the ... See full document

... for liquid crystal surface alignment by using a one-step, ion beam sputtering on glass substrates is ...nematic liquid crystals are ...surveyed surface morphology reveals that the ... See full document

... p K F = d + + + m − (1) Figure 1. The coordinate system of a HV-FLC cell. The total free energy of H-V FLC is the summation of FLC’s elastic free energy, non-polar surface energy, and polar surface energy ... See full document

... anisotropic liquid and polymer soft materials is an important task in many optical devices, including liquid crys- tal displays, electrically tunable privacy windows using polymer-dispersed ... See full document

... The design of new FLC materials often proves frustrating since it is necessary to obtain a material with both a chiral structure and a smectic C* (SmC*) phase. Although the former is often achievable by synthesis, ... See full document

... The measured static phase difference A4 as a function of the magnetic field 0 for several 5CB HB and FS sam- ples of various film thicknesses is shown in Fig. The critical magnetic field[r] ... See full document

... formed in the crossed electric and magnetic fields within the discharge ...PI surface and then to align LC on a flexible ...the surface of the flexible substrate was due to noncontact alignment ... See full document

... applications in photonic devices due to the excellent thermal stability and high ...PI films, applications of inorganic ZnO films for LCDs operated in a severe environment are promising, where ... See full document

... variation in the first-order diffraction efficiency of the probe beam with the grating spacing 共⌳兲 is also ...shown in Fig. 1. The surface-induced PR-like mechanism that determines the chemical or ... See full document

... light in photonic crystals 共PCs兲 has been extensively studied in recent years, uncover- ing unnatural effects such as negative refraction, 1,2 super- prism effect, 3,4 and ...self-collimation in ... See full document

... constrains in the ANNNI model for the SmC
FI2 structure, J 1 < 2J 2 [4 ], then we have  > 2:2, which is reasonable for the case of AFLC ...Þ in thin films is the result of enhanced coupling ... See full document

... results in Fig. 5 are consistent with our PL results in Fig. 6, in which they both show that defects (oxygen vacancies) of ZnO lms increase with UV exposure ...shown in Fig. 1 and 2. It is ... See full document

... polar-polar interaction with the CN group of LC materials. As a result, the surface free energy of the LCs anchored among the polymer grains on LCPCF can be expressed as 14 c LCair ð/ðVÞÞ ¼ c CN  sin 2 ... See full document

... modulations in the bulk region and the double-layered type LC phase modulation near two ...are in the scat- tering state at 0 < V < 40 V rms and in the pure phase state at V > 40 V rms ...important ... See full document

... The present measured results show that both the spanwise averaged heat transfer coefficient and film cooling effectiveness increase with decreased blowing ratio.. Keywords: Convex surfac[r] ... See full document