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Перегляд Радиофизика и радиоастрономия за назвою

Репозиторій DSpace/Manakin

Перегляд Радиофизика и радиоастрономия за назвою

Сортувати за: Порядок: Результатів:

  • On a Problem of Anomalous Absorption of Far-Infrared Radiation by Small Metallic Particles 
    Grechko, L.G.; Pinchuk, A.A.; Kurskoi, Yu.S.; Lesjo, A. (Радиофизика и радиоастрономия, 2000)
  • On the Basic Concepts of UWB Radar Scan 
    Astanin, L.Yu.; Kostylev, A.A.; Fliorova, A.A. (Радиофизика и радиоастрономия, 2002)
    In this paper, the terms in wide use, the Ultra Wideband (UWB) signal and the Ultra Shot Impulse (USI), are discussed. Their usage conditions are considered and the difference in meanings is determined. As main tool for ...
  • Optical and Radio Frequency Diagnostics of the Ionosphere over the Sura Facility: Review of Results 
    Kagan, L.M.; Nicolls, M.J.; Kelley, M.C.; Frolov, V.L.; Belikovich, V.V.; Bakhmet’eva, N.V.; Komrakov, G.P.; Nedzvetski, D.I.; Uryadov, V.P.; Yampolski, Yu.M.; Galushko, V.G.; Kolosko, A.V.; Zalizovski, A.V.; Kasheev, S.B.; Blagoveshenskaya, N.F.; Kornienko, V.A.; Borisova, T.D.; Gurevich, A.V.; Vertogradov, G.G.; Vertogradov, V.G.; Trondsen, T.S.; Donovan, E. (Радиофизика и радиоастрономия, 2006)
    We give an overview of the design and results of the optical-backscatter-heating campaign which we conducted at the Sura facility near Nizhniy Novgorod, Russia on August 10-20, 2004.
  • Oscillations of Magnetized Grains in Complex Plasmas 
    Yaroshenko, V.V.; Minakov, A.A. (Радиофизика и радиоастрономия, 2004)
    Исследованы вертикальные осцилляции одиночной намагниченной заряженной пылевой частицы, а также цепочки намагниченных частиц, находящихся в газовом разряде и во внешнем почти вертикальном магнитном поле. Показано, что сила, ...
  • Pipeline Signal Processing with High Resolution in Both Time and Frequency Domains 
    Sosnytskiy, S.V.; Vavriv, D.M. (Радиофизика и радиоастрономия, 2015)
    An algorithm for real time signal processing with high accuracy of determining both frequency and time characteristics of RF signals is proposed. The algorithm provides frequency resolution through FFT processing and pulse ...
  • Propagation of Short Electromagnetic Pulses through Nonconducting Media with Electric and Magnetic Dipole Currents 
    Harmuth, H.F.; Lukin, K.A. (Радиофизика и радиоастрономия, 2002)
    Propagation of electromagnetic signals through a non-conducting medium with very low density of neutral gas is considered with taking into account both electric and magnetic dipole currents. A new approach based on microscopic ...
  • Propagation of Short Pulses in Plasma Half-Space (Ionosphere) 
    Gutman, A.L. (Радиофизика и радиоастрономия, 2002)
    The exact solution of the problem in the half-space of non-homogeneous plasma is obtained, and an asymptotic method for the same task as well. The estimations of the non-linearity and the electron-atom collisions influence ...
  • Pulse Scattering on Objects in the Inhomogeneous Conducting Medium 
    Varyaniza-Roshchupkina, L.A.; Kovalenko, V.O. (Радиофизика и радиоастрономия, 2002)
    The objective of the work is to present the results of computer simulation of the problem of pulse scattering on cylinder objects buried in the inhomogeneous conducting medium. The finite difference time domain method ...
  • Quadratic red shift law and the non-Archimedean Universe 
    Rvachev, V.L.; Avinash, K. (Радиофизика и радиоастрономия, 2001)
  • Radar Range Equation for Ultra Wideband Signals and Ultra Short Pulses 
    Avdeev, V.B. (Радиофизика и радиоастрономия, 2002)
    The range equation for radiolocation of an object and its elements with ultrawideband signals (UWBS) and ultra short pulses (USP) are resulted. The criticism of other published equations is given.
  • Radiation of Ultra-Wideband (UWB) Signals 
    Immoreev, I.J.; Sinyavin, A.N. (Радиофизика и радиоастрономия, 2002)
    The radiation of short duration signals (or ultra-wideband – UWB signals) is significantly different from the long duration narrowband signals (see Table 1 below). Paper analyzed the processes in linear antennas and gives ...
  • R-band observations of the X-ray transients XTE J1859+226 and XTE J1118+480 
    Guziy, S.; Shlyapnikov, A.; Vishnevskaya, I.; Zelenskaya, E. (Радиофизика и радиоастрономия, 2001)
  • Reflection of the Ultra-Wideband Signals from Plasma Layers 
    Chernogor, L.F.; Lazorenko, O.V. (Радиофизика и радиоастрономия, 2002)
    This paper is concerned with the temporal distortion caused by the dispersion of ultra-wideband signals reflecting from linear and parabolic plasma layers. The magnitudes of the expected effects have been estimated for the ...
  • SAR Processing Algorithm with Built-In Geometric Correction 
    Bezvesilniy, O.O.; Gorovyi, I.M.; Sosnytskiy, S.V.; Vavriv, D.M.; Vynogradov, V.V. (Радиофизика и радиоастрономия, 2011)
    Synthetic aperture radar (SAR) systems onboard small aircrafts suffer from trajectory deviations and instabilities of antenna orientation. These kinds of motion errors lead to significant geometric distortions in SAR ...
  • Signal-response processing in Kazan project of gravitational-wave detector “Dulkyn” 
    Daishev, R.A.; Murzakhanov, Z.G.; Levin, S.F.; Skochilov, A.F. (Радиофизика и радиоастрономия, 2001)
  • Sizes of Masing Parts of Massive Star Forming Regions 
    Sobolev, A.M.; Sutton, E.C.; Watson, W.D.; Ostrovskii, A.B.; Shelemei, O.V. (2008)
    It is shown that the images, line profiles, and time evolution of different interstellar masing transitions can be explained by the hypothesis that the population inversions giving birth to masers take place in turbulent ...
  • Some Aspects Concerning the Designing of Ultrawideband and Pulse Antennas 
    Titov, A.N. (Радиофизика и радиоастрономия, 2002)
    The principally attainable antenna characteristics are discussed, including the ultrawideband antennas. Antenna configuration is pointed out as a principle factor for the antenna characteristics to approach the potentially ...
  • Spline-Profile Horn for Array Applications in Radio Astronomy 
    Chernobrovkin, R.Ye.; Popenko, N.O.; Khaikin, V.B.; Granet, C. (Радиофизика и радиоастрономия, 2009)
    In this paper the properties of an optimized compact smooth-walled spline-profile horn for the 30 ÷38 GHz frequency band is described. The measured 3 dB beamwidths are 40° in the H-plane, 37° in the E-plane, and 38° in ...
  • Structure and Application of ATDP Suite for Electronic System States Detection and Evolution Operator Restoration 
    Magda, I.I.; Paschenko, A.V.; Shapova, l I.M.; Novikov, V.E. (Радиофизика и радиоастрономия, 2002)
    Structure and peculiarities of the Adaptive Testing Data Processing software Suite (ATDP Suite) are presented. It is applied for dynamic characteristics restoration from experimental time series of nonlinear and unstable ...
  • Subpixel Detection of Spectrum Images by Photodiode Structures 
    Yegorov, A.; Yegorov, V.; Yegorov, S. (2009)
    The present paper is devoted to the issues of enhancing the photometer’s resolving power when the spectrum images are detected by linear image sensors on emission spectrometers. Here we focus our attention on the case where ...

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