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Перегляд Радиофизика и радиоастрономия за назвою

Репозиторій DSpace/Manakin

Перегляд Радиофизика и радиоастрономия за назвою

Сортувати за: Порядок: Результатів:

  • The Definition of the Time-Space and Power Performances of the Ultrawideband Antennas 
    Zamyatin, V.I.; Yermakov, G.V. (Радиофизика и радиоастрономия, 2002)
    The definitions of the time-space, frequency−space and power characteristics of the ultrawideband antenna systems permitting to evaluate from unified positions the overall performance of different function videopulse ...
  • The Experiments on Radiation of Short Pulse Signals by the Large Current Radiators of Dr. H. F. Harmuth 
    Pochanin, G.P.; Pochanina, I.E.; Kholod, P.V.; Masalov, S.O. (Радиофизика и радиоастрономия, 2002)
    The report contains some designs and characteristics of studied by the author large current radiators (LCR) of Dr. H.F. Harmuth for radiation of pulse signals of the nanosecond duration range.
  • The Influence of a Circular-Patch Monopole Antennas Excitation Method on Their Integral Characteristics 
    Pogarsky, S.A.; Lytvynenko, L.M.; Mayboroda, D.V.; Poznyakov, A.V. (Радиофизика и радиоастрономия, 2018)
    Purpose: The question of the influence of modes of excitation of disk monopole antennas of microstrip topology on the antenna general properties is considered. The purpose of work consists in determination of the optimum ...
  • The models of the “VOIDS” in the Universe 
    Korkina, M.P.; Turinov, A.N. (Радиофизика и радиоастрономия, 2001)
  • Thermal Smearing of Infrared Pattern on the Surface of a Thin Film HTSC Bolometer 
    Gordiyenko, E.Yu; Glushchuk, N.I.; Turutanov, O.G.; Fomenko, Yu.V.; Shustakova, G.V. (Радіофізика і радіоастрономія, 2019)
    Purpose: The smearing of the temperature pattern formed on the surface of an HTSC thin film/substrate structure by incident IR radiation is studied. The purpose of the work is to measure the spatial and temporal parameters ...
  • The Sampler of the Videopulse Georadar 
    Kholod, P.V.; Ruban, V.P. (Радиофизика и радиоастрономия, 2002)
    The given work is devoted to the theoretical analysis of noise characteristics and distortions of the sampler with the bandwidth 1 GHz and sensitivity 1 mV made according to the bridge diode circuit. The results of test ...
  • The Universe acceleration and gravitation properties 
    Verozub, L.V.; Kochetov, A.E. (Радиофизика и радиоастрономия, 2001)
  • The Use of Gravitational Lenses in the Study of Distant Galaxy Mergers 
    Kats, A.V.; Kontorovich, V.M. (Радиофизика и радиоастрономия, 2013)
    The paper is based on the report at the conference EMES-2012 dedicated to P. V. Bliokh, one of the pioneers in the study of gravitational lenses. We discuss a vivid example of observation of the galaxy merger at a redshift ...
  • Time-Domain Modeling of Short Pulses Radiation with Aperture Decomposition Method 
    Butrym, A.Yu.; Katrich, V.A.; Kazanskiy, V.B.; Kolchigin, N.N.; Pivnenko, S.N. (Радиофизика и радиоастрономия, 2002)
    This paper is dealt with a general modeling method for Time Domain analysis of aperture antenna pulse radiation. Non-synchronous excitation is the main feature of the proposed approach. We solve in a closed-form the problem ...
  • Towards the theory of branching spaces 
    Fomin, P.I.; Shtanov, Yu.V. (Радиофизика и радиоастрономия, 2001)
  • Transient Electromagnetic Wave Scattering from Dispersive Anisotropic Layered Medium 
    Malyuskin, A.V.; Shulga, S.N. (Радиофизика и радиоастрономия, 2002)
    Transient electromagnetic (EM) wave scattering from a stratified anisotropic medium with temporal and spatial dispersion is considered. The dispersive anisotropic medium is modeled by constitutive relations that involve ...
  • T-solutions for anisotropic fluid spheres in GR 
    Burlikov, V.V.; Korkina, M.P. (Радиофизика и радиоастрономия, 2001)
  • Ultra-Short Pulse Excitation in a Semi-Infinite Waveguide by a Relativistic Electron Bunch 
    Balakirev, V.A.; Onishchenko, I.N.; Sidorenko, D.Yu.; Sotnikov, G.V. (Радиофизика и радиоастрономия, 2002)
    The theoretical investigations and simulation are performed for the emission of a relativistic electron bunch during the injection into a semi-infinite vacuum/dielectric waveguide. The exact solution of the problem is ...
  • Ultra-Wideband Communication System with High Data Rate 
    Immoreev, I.J.; Sudakov, A.A. (Радиофизика и радиоастрономия, 2002)
    The ultra-wideband communication system with high data rate is considered. Information in the system is transmitted by train of short pulses, which have duration about 1.0 ns. The hardware realization of the system is ...
  • Ultra Wideband Dipole Antenna 
    Bakhrakh, L.D.; Los', V.F.; Shamanov, A.N. (Радиофизика и радиоастрономия, 2002)
    This paper considers the antenna-feeder device which helps to realize a new method of antenna excitation. This method enables to transfer dipole antennas into the ultra-wideband category. The paper also demonstrates the ...
  • Ultra-Wideband (UWB) Radar for the Remote Measuring of Main Parameters of Patient's Vital Activity 
    Immoreev, I.J.; Samkov, S.V. (Радиофизика и радиоастрономия, 2002)
    The capability of UWB radar usage in medicine the for remote measuring of patient’s heart activity and respiration is considered. The measuring method is described and practical results of the tests are cited. The possibility ...
  • Using Alternative Aperture Geometry Horn Antennas in Wide-Band Multifrequency Measurements 
    Drobakhin, O.O.; Kondratyev, Y.V. (Радиофизика и радиоастрономия, 2002)
    Application of horn antennas in non-destructive testing by multifrequency reflectivity measurements has several advantages in comparison with simple antennas such as open-ended waveguide, in particular, higher gain and ...
  • Wave Diffraction by Periodic Multilayered Structures 
    Lytvynenko, L.M.; Prosvirnin, S.L.; Schuenemann, K. (Радиофизика и радиоастрономия, 2005)
    We offer a review of present day state of an approach to constructing of the theory of wave diffraction by multi-layered periodic partially transparent screens. A key point of the approach is definition and using of an ...
  • Wavelet Analysis and Ultra Wideband Signals 
    Chernogor, L.F.; Lazorenko, O.V.; Lazorenko, S.V. (Радиофизика и радиоастрономия, 2002)
    The wavelet analysis is offered to be used for the description of the ultra wideband signals. The expediency of such approach is justified. It is displayed, that wavelets are ultra wideband signals. The wideband indexes ...
  • Абетковий покажчик Тому 23 за 2018 р. 
    Автор відсутній (Радиофизика и радиоастрономия, 2018)

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