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Просмотр Научные публикации в Scopus по автору "Erkenov A."

Просмотр Научные публикации в Scopus по автору "Erkenov A."

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  • A study of the synchrotron component in the blazar spectral energy distributions 
    Mingaliev M.; Sotnikova Y.; Mufakharov T.; Erkenov A.; Udovitskiy R. (2015)
    © Pleiades Publishing, Ltd., 2015. We study the synchrotron component of nonthermal radiation of blazars using the spectral energy distribution (SED). The sample contains a total of 877 blazars, including 423 flat-spectrum ...
  • Flux-density measurements of the high-redshift blazar PSO J047.4478+27.2992 at 4.7 and 8.2 GHz with RATAN-600 
    Mufakharov T.; Mikhailov A.; Sotnikova Y.; Mingaliev M.; Stolyarov V.; Erkenov A.; Nizhelskij N.; Tsybulev P. (2021)
    We report the first detection at 4.7 and 8.2 GHz with the RATAN-600 radio telescope of the source PSO J047.4478+27.2992, which has been announced as a blazar at z = 6.1. The average flux densities are 12 ± 3 and 8 ± 4 mJy ...
  • Flux-density variability of the blazar S5 1803+784 (J1800+7828) on a timescale of a month 
    Gorshkov A.; Konnikova V.; Mingaliev M.; Erkenov A. (2013)
    The variability of the blazar S5 1803+784 (J1800+7828) on a timescale of a month is analyzed using daily RATAN-600 observations in 2009 (a total of 154 observations) at five frequences from 2.3 to 21.7 GHz. Cyclic variability ...
  • Gigahertz-peaked spectrum (GPS) galaxies and quasars 
    Mingaliev M.; Sotnikova Y.; Mufakharov T.; Erkenov A.; Udovitskiy R. (2013)
    The results of a comprehensive analysis of continuous radio spectra of a sample of Gigahertz-Peaked Spectrum (GPS) sources are reported. The sources are selected from a flux-density-complete sample (S ν ≥ 200 mJy at 4.8 ...
  • High-redshift quasars at z ≥ 3 - I. Radio spectra 
    Sotnikova Y.; Mikhailov A.; Mufakharov T.; Mingaliev M.; Bursov N.; Semenova T.; Stolyarov V.; Udovitskiy R.; Kudryashova A.; Erkenov A. (2021)
    We present the radio properties of optically selected quasars with z ≥ 3. The complete sample consists of 102 quasars with a flux density level S1.4 ≥ 100 mJy in a declination range -35° ≤ Dec. ≤ +49°. The observations ...
  • Long-term and rapid variability of the radio source J1603+1105 
    Konnikova V.; Mingaliev M.; Erkenov A. (2017)
    © 2017, Pleiades Publishing, Ltd. We present the long-term light curve of the radio source J1603+1105 and results of the study of its variability on timescales from several days to several weeks. From 2007, a flare with ...
  • Multifrequency quasi-simultaneous observations of six low-synchrotron peaked blazars 
    Mufakharov T.; Sotnikova Y.; Mingaliev M.; Erkenov A. (2015)
    © Pleiades Publishing, Ltd., 2015. We made an estimation of the synchrotron peak frequency (ν<sup>s</sup><inf>peak</inf>) of the spectral energy distribution (SED) for six blazars. These objects were selected as ...
  • Observations within the Framework of SETI Program on RATAN-600 Telescope in 2015 and 2016 
    Panov A.; Bursov N.; Beskin G.; Erkenov A.; Filippova L.; Filippov V.; Gindilis L.; Kardashev N.; Kudryashova A.; Starikov E.; Wilson J.; Pustilnik L. (2019)
    © 2019, Pleiades Publishing, Ltd. In 2015–2016 regular observations within the SETI program were carried out at the RATAN-600 radio telescope of the Special Astrophysical Observatory of the Russian Academy of Sciences. The ...
  • RATAN-600 multi-frequency data for the BL Lacertae objects 
    Mingaliev M.; Sotnikova Y.; Udovitskiy R.; Mufakharov T.; Nieppola E.; Erkenov A. (2014)
    © ESO, 2014. Aims. We present a new catalogue of the RATAN-600 multi-frequency measurements for BL Lac objects. The purpose of this catalogue is to compile the BL Lac multi-frequency data that is acquired with the RATAN-600 ...
  • Simultaneous spectra and radio properties of BL Lacs 
    Mingaliev M.; Sotnikova Y.; Mufakharov T.; Nieppola E.; Tornikoski M.; Tammi J.; Lähteenmäki A.; Udovitskiy R.; Erkenov A. (2017)
    © 2017 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim We present the results of 9 years of the blazar observing program at the RATAN-600 radio telescope (2005–2015). The data were obtained at six frequency bands (1.1, 2.3, ...
  • Spectra and Variability of a Sample of JVAS Sources 
    Konnikova V.; Mingaliev M.; Erkenov A. (2019)
    © 2019, Pleiades Publishing, Ltd. We present the results of RATAN-600 observations of a sample of strong (S > 0.5 Jy) flatspectrum sources from the JVAS catalog at 10. ◦ 5–18◦ (J2000) declinations in 2015, 2016, and 2017 ...
  • Spectra and variability of a sample of polar sources 
    Gorshkov A.; Konnikova V.; Mingaliev M.; Erkenov A. (2013)
    The results of 154 daily observations of 33 sources in the declination interval 70°-84.° 5 (J 2000), made in 2009, are reported. Four objects are found to exhibit variations with typical time scales ranging from 8 to 35 ...
  • Study of the relation between the jet and accretion-disk emission in Blazars using RATAN-600 multifrequency data 
    Mufakharov T.; Sotnikova Y.; Erkenov A.; Mingaliev M. (2014)
    We study the correlation between the emission from the broad-line region (BLR) and the emission in other wavelength ranges (from radio to x-ray) for the sample of 37 blazars (25 flat-spectrum radio quasars (FSRQs) and 10 ...
  • The observed radio/gamma-ray emission correlation for blazars with the Fermi-LAT and the RATAN-600 data 
    Mufakharov T.; Mingaliev M.; Sotnikova Y.; Naiden Y.; Erkenov A. (2015)
    © 2015 The Authors. We study the correlation between gamma-ray and radio band radiation for 123 blazars, using the Fermi-LAT first source catalogue (1FGL) and the RATAN-600 data obtained at the same period of time (within ...

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