Zobrazeno 1 - 10
of 1 212
pro vyhledávání: '"Barannik, A. A."'
The paper analyzes the characteristics of the microwave (MW) response of FeSe1-xTex films based on the results of measuring the impedance properties of the films in the X-band for two orientations of the film in the MW magnetic field, perpendicular a
Externí odkaz:
http://arxiv.org/abs/2312.11155
Autor:
Volodymyr Barannik, Roman Onyshchenko, Gennady Pris, Mykhailo Babenko, Valeriy Barannik, Vitalii Shmakov, Ivan Pantas
Publikováno v:
Informatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska, Vol 14, Iss 3 (2024)
The article substantiates the requirements for the quality characteristics of video information services. It is shown that it is necessary to improve the quality of video information by the following indicators: time delays for video data delivery in
Externí odkaz:
https://doaj.org/article/2dd072eaf1de4218b26b939f70c57c9a
Publikováno v:
Економіка розвитку, Vol 23, Iss 2, Pp 8-16 (2024)
The issue of structural changes is poorly researched and unresolved in the assessment of sustainable development in the countries of the world and remains relevant for many years. The purpose of the article was to clarify the content of the issue of
Externí odkaz:
https://doaj.org/article/f9d64ca214a34821a4c6a3d3166822aa
Publikováno v:
Medičnì Perspektivi, Vol 29, Iss 2, Pp 105-111 (2024)
The aim of the study was to analyse the microbial profile of the urinary tract infections (UTIs) due to urolithiases and to study susceptibility to antibiotics in its causative agents. The main method of the research was bacteriological. Antimicrobia
Externí odkaz:
https://doaj.org/article/9be44f92db16466983fafd5250824d92
Publikováno v:
East European Journal of Physics, Iss 1, Pp 476-484 (2024)
Within the framework of a simple model of the sensitivity function, the Doppler spectra are considered for different ways of generating response signals using plane wave compounding. A Doppler spectrum is obtained for coherent compounding of signals
Externí odkaz:
https://doaj.org/article/c3e2f8e0fdc9456db799c50134857789
Autor:
Gubin, Alexey I., Protsenko, Irina A., Barannik, Alexander A., Vitusevich, Svetlana, Lavrinovich, Alexandr A., Cherpak, Nickolay T.
Publikováno v:
IEEE Sensors Journal (Volume: 19, Issue: 18, Sept.15, 2019, Pages: 7976 - 7982)
Studies of biological solutions require high measurement accuracy, the ability to detect low changes in substance concentration, and small amounts of the liquid under test. A microwave complex permittivity measurement technique based on a high-qualit
Externí odkaz:
http://arxiv.org/abs/2205.02463
Autor:
Gubin, Alexey I., Barannik, Alexander A., Cherpak, Nickolay T., Protsenko, Irina A, Pud, Sergey, Offenhaeusser, Andreas, Vitusevich, Svetlana A.
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques (Volume: 63, Issue: 6, June 2015, Pages: 2003 - 2009)
Studies of biochemical liquids require precise determination of their complex permittivity. We developed a microwave characterization technique on the basis of a high-quality whispering-gallery mode (WGM) sapphire resonator with a microfluidic channe
Externí odkaz:
http://arxiv.org/abs/2205.01346
Autor:
Gubin, Alexey I., Protsenko, Irina A., Barannik, Alexander A., Cherpak, Nickolay T., Vitusevich, Svetlana A.
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques, Vol. 70, Issue: 6, p. 3310 - 3318, June 2022
The accurate measurement of complex liquid permittivity in a frequency range provides important information on liquid properties in comparison to single frequency permittivity investigations. The multifrequency microwave characterization technique ba
Externí odkaz:
http://arxiv.org/abs/2205.00046
Video images compression method based on floating positional coding with an unequal codograms length
Autor:
Vladimir Barannik, Serhii Sidchenko, Dmitriy Barannik, Andrii Yermachenkov, Maksym Savchuk, Gennady Pris
Publikováno v:
Радіоелектронні і комп'ютерні системи, Vol 0, Iss 1, Pp 134-146 (2023)
The subject of research in the article are the video images compression and encryption processes during the critically important objects managing process. The goal is to develop a method for compressing video images based on floating positional codin
Externí odkaz:
https://doaj.org/article/00313e1621224deca4e0c69db7842542
Shift of CO2-I absorption bands in diamond: a pressure or compositional effect? A FTIR mapping study
Publikováno v:
Diamond and related materials, 113 (2021) 108280
Infra-red maps and profiles with high spatial resolution were obtained for two single crystal diamonds with pronounced CO2 IR absorption peaks. Detailed examination allows unambiguous assignment of the spectral features to solid CO2-I phase. It is sh
Externí odkaz:
http://arxiv.org/abs/2102.00244