activity
20172026
most citedHigh-redshift quasars at : radio variability and MPS/GPS candidates

9 citations · 15 across the 13 of their papers we have counts for

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Showing astro-ph.GAShow all

6 papers · 1 filter

astro-ph.GA2026

The Total and Polarized Radio Emission from the Innermost Jets of a High-Redshift Quasar and a Candidate at Parsec-Scale Resolution

Bence Husvéth, Krisztina É. Gabányi, Tao An +4

High-frequency very long baseline interferometry (VLBI) polarimetry probes synchrotron-emitting plasma closer to the central engines of radio-loud active galactic nuclei (AGNs), bu…

astro-ph.GA2026

The SKA-VLBI Perspective on Radio-Quiet AGN

Francesca Panessa, Tao An, James Petley +21

The accretion-ejection mechanism in Active Galactic Nuclei (AGN) remains a central open problem in astrophysics, tied to the role of AGN feedback in galaxy formation and evolution.…

astro-ph.GA2025

A Relativistic Jet in the Radio Quiet AGN Mrk 110

Ailing Wang, Tao An, Kenneth I. Kellermann +4

We report the discovery of a relativistic jet in Mrk~110, a narrow-line Seyfert 1 galaxy historically classified as a radio-quiet active galactic nucleus (AGN). Very Long Baseline…

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

Very Long Baseline Array Observations of Parsec-scale Radio Emission in Dual Active Galactic Nuclei

Wancheng Xu, Lang Cui, Xiang Liu +11

It is believed that dual active galactic nuclei (dual AGN) will form during galaxies merge. Studying dual-AGN emission can provide valuable insights into galaxy merging and evoluti…

astro-ph.GA2023

The FLASH pilot survey: an HI absorption search against MRC 1-Jy radio sources

J. N. H. S. Aditya, Hyein Yoon, James R. Allison +16

We report an ASKAP search for associated HI 21-cm absorption against bright radio sources from the Molonglo Reference Catalogue (MRC) 1-Jy sample. The search uses pilot survey data…