Sergey Polevoy
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Tunable Matching Layer Method for Identifying Impurities on Liquids at Microwaves Open
The aim of the work is to develop a method for contactless identifying of impurity concentration in liquids of a given type in the microwave frequencies. The work presents the theoretical analysis of the novel method for identifying impuri…
Influence of photon-magnon coupling to enhance spin-wave excitation Open
One of the main challenges in magnonics is the efficiency of the conversion of microwave signals into spin waves. This efficiency is low due to the significant mismatch between microwave and spin wave wavelengths in the GHz range $10^{-2}$…
Merging high localization and TE-TM polarization degeneracy of guided waves in dielectric metasurfaces Open
The polarization degree of freedom is an inherent feature of plane waves propagating in an isotropic homogeneous medium. The miniaturization of optical systems leads to the high localization of electromagnetic waves, but also to the loss o…
Merging high localization and TE-TM polarization degeneracy of guided waves in dielectric metasurfaces Open
The polarization degree of freedom is an inherent feature of plane waves propagating in an isotropic homogeneous medium. The miniaturization of optical systems leads to the high localization of electromagnetic waves, but also to the loss o…
Engineering hyperbolicity and plasmon canalization for resonant plasmonic anisotropic nanopatch-based metasurfaces Open
Hyperbolic metasurfaces exhibit unique dispersion and polarization properties, making them a promising platform for a plethora of photonic applications. At the same time, the ability to engineer the hyperbolicity via the predefined spectra…
Enhancement of photon–magnon coupling strength by inverted split-ring resonator at GHz Open
A series of inverse split-ring resonators (ISRR) loaded with an yttrium iron garnet (YIG) film were numerically and experimentally studied to provide strong photon–magnon coupling strength and cooperativity enhancement. An increase in the …
MAGNETIC CORE APPLICATION IN A PLANAR RESONATOR WITH A YTTRIUM IRON GARNET FILM FOR ENHANCING STRONG PHOTON-MAGNON COUPLING Open
Subject and Purpose. This paper presents numerical simulation results on the transmission spectra of a split-ring resonator (SRR) loaded with a thin film of yttrium iron garnet (YIG). The application of a magnetic core in the SRR is propos…
Edge modes in 1D microwave photonic crystal Open
The microstrip of modulated width is a realization of a one-dimensional photonic crystal operating in the microwave regime. Like any photonic crystal, the periodic microstrip is characterised by the presence of frequency bands and band gap…
Coupling Analysis of the Surface States in Periodic Microwave Transmission Line Open
The spectrum of electromagnetic waves in periodic linear structures, such as periodic waveguides or chains of microelements i.e. spheres, cavities, exhibit the sequence of stop bands for propagating waves. Breaking the translational symmet…
Excitation of Surface Waves with On-Demand Polarization at Self-Complementary Metasurface Open
Surface electromagnetic waves are the main carriers of the highly localized in-plane signal in planar antennas and photonic devices. However, the polarization degree of freedom is generally absent for surface waves as far as it is still a …
Enhancement of the microwave photon-magnon coupling strength for a planar fabricated resonator Open
Planar resonators have a wide usage in modern microwave technologies and perspectives in novel quantum technologies development. As was demonstrated earlier, their utilization allows to achieve high values of microwave photon-magnon coupli…
A magnetoactive metamaterial based on a structured ferrite Open
Subject and Purpose. The use of spatially structured ferromagnets is promising for designing materials with unique predetermined electromagnetic properties welcome to the development of magnetically controlled microwave and optical devices…
Dispersion properties of artifi cial topological insulators based on an infi nite double-periodic array of elliptical quartz elements Open
Subject and Purpose. Special features of all-dielectric electromagnetic analogues of topological insulators (TI) in the microwave range are considered, aiming at studying the influence of geometrical and constitutive parameters of TI eleme…
A laboratory magnetometer for express measurements of magnetic hysteresis loops Open
Subject and Purpose. The development of technologies for synthesis of nanoscale magnetic materials requires new techniques for measuring magnetic properties of nanoscale magnetic materials in such a way as to provide express post-synthesis…
A technique for non-contact identification of liquids in closed containers using microwave planar metamaterial Open
At present, the fast non-contact identification of liquids is a real-life task for security systems and quality testing of various drinks. The possibility of identifying liquids in containers using a technique based on two oppositely conne…
Control of surface states of planar metamaterial based on moire effect Open
The possibility of continuous tuning of the spectral properties of two types of planar metamaterials based on the moire effect by changing their geometric parameters is demonstrated both experimentally and numerically. It is shown that for…
Edge modes in 1D microwave photonic crystal Open
The microstrip of modulated width is a realization of a one-dimensional photonic crystal operating in the microwave regime. Like any photonic crystal, the periodic microstrip is characterised by the presence of frequency bands and band gap…
Identification of liquids in different containers using a microwave planar metamaterial Open
At present, the fast contactless identification of liquids enclosed into a container has a practical importance. The identification of liquids can be required, for example, at airports, in order to prevent the transport of illicit liquids …
Planar photonic crystals for express analysis of liquids Open
The metamaterial based on two planar photonic crystals was used on experimental express analysis of liquids. The metamaterial operates at a frequency of about 9.5 GHz, and has a small size. It was shown experimentally that when the liquid …
Resonant response in mechanically tunable metasurface based on crossed metallic gratings with controllable crossing angle Open
We report on a modern class of mechanically tunable planar metamaterials comprising resonating units formed by crossed metallic strip gratings. We observe a resonant response in transmission spectra of a linearly polarized wave passing thr…