activity
20212026
most citedHigh-energy neutrino-induced cascade from the direction of the flaring radio blazar TXS 0506+056 observed by Baikal-GVD in 2021

25 citations · 79 across the 13 of their papers we have counts for

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8 papers · 1 filter

astro-ph.GA2026

OH Line Detections in Southern Galaxies of the IRAS Revised Bright Galaxy Sample

Han Zhao, Zhongzu Wu, Bo Zhang +4

We present a systematic study of OH main-line emission and absorption in 186 southern galaxies from the IRAS Revised Bright Galaxy Sample, using archival MeerKAT snapshot data. OH…

astro-ph.GA2025

Radio continuum and \HI 21-cm line observations of a nearby luminous infrared galaxy IRAS 17526+3253

Jianfeng Wu, Zhongzu Wu, Yulia Sotnikova +4

We present results from our EVN and GMRT observations of the radio continuum and spectral line emission in IRAS 17526+3253, along with an analysis of its arcsecond-scale radio prop…

astro-ph.GA2024★ 9 cited

High-redshift quasars at : radio variability and MPS/GPS candidates

Yu. Sotnikova, A. Mikhailov, T. Mufakharov +7

We present a study of the radio variability of bright, mJy, high-redshift quasars at on timescales up to 30-40 years. The study involved simultaneous RATA…

astro-ph.GA2024★ 2 cited

Magnetically Driven Relativistic Jet in the High-Redshift Blazar OH~471

S. Guo, T. An, Y. Liu +15

Context : Understanding the mechanisms that launch and shape powerful relativistic jets from supermassive black holes (SMBHs) in high-redshift active galactic nuclei (AGN) is cruci…

astro-ph.GA2024★ 4 cited

Cluster analysis of the Roma-BZCAT blazars

D. O. Kudryavtsev, Yu. V. Sotnikova, V. A. Stolyarov +5

Based on the collected multiwavelength data, namely in the radio (NVSS, FIRST, RATAN-600), IR (WISE), optical (Pan-STARRS), UV (GALEX), and X-ray (ROSAT, Swift-XRT) ranges, we have…

astro-ph.GA2024★ 2 cited

VLBI observations of the high-redshift X-ray bright blazar SRGE J170245.3+130104

Yuanqi Liu, Tao An, Shaoguang Guo +8

Aims. The X-ray luminous and radio-loud AGN SRGE J170245.3+130104 discovered at z 5.5 provides unique chances to probe the SMBH growth and evolution with powerful jets in th…

astro-ph.GA2021★ 3 cited

The relationship between FR0 radio galaxies and GPS sources

A. Mikhailov, Yu. Sotnikova

We present the results of our study of the relationship between FR0 radio galaxies and GPS sources. Quasi-simultaneous radio spectra of 34 FR0s were obtained at 2.25-22.3 GHz with…

astro-ph.GA2021★ 2 cited

Multifrequency study of gigahertz-peaked spectrum sources with RATAN-600

Yu. Sotnikova, T. Mufakharov, M. Mingaliev +1

We report the radio continuum properties for several samples of peaked spectrum (PS) radio sources. Broadband spectra of the objects were analysed using the RATAN-600 six-frequency…