Optical properties of cholesteric liquid crystals with a pitch larger than the wavelength of light
are considered. Normal waves of the medium and the Green function of the electromagnetic …

The situations are considered in which the differential equation for calculating the
transmission 2× 2 matrix of a smoothly inhomogeneous anisotropic medium in the …

The spatial correlation functions of the thermal fluctuations in systems with smoothly varying
structure are calculated by means of the WKB method. As a particular physical problem we …

The Green's function and waveguide propagation of electromagnetic field in cholesteric
liquid crystals with a pitch being large compared to the wavelength is considered. This …

The propagation of light in helical media whose pitch greatly exceeds the radiation
wavelength has been investigated. It is shown that such a system includes forbidden zones …

The propagation and scattering of light in stratified media are considered. Based on the
Maxwell equations, the present approaches to the solution of these problems are formulated …

Light propagation in helical liquid crystals with the helix pitch considerably exceeding the
light wavelength is studied. Using a multidimensional analog of the WKB method, the Green …

Light propagation in uniaxial chiral liquid crystals with large pitch was studied. Vicinities of
turning points were analyzed, and the effect of extraordinary wave transmission through …

The phenomenon of extraordinary ray refraction in a helical liquid crystal with large
(compared to the light wavelength) pitch has been studied by theoretical and experimental …

We consider the problem of light scattering in a slab of cholesteric liquid crystal with the pitch
which significantly exceeds the wavelength of light. The electromagnetic wave propagation …