activity
19962025
most citedRelativistic Jets in Active Galactic Nuclei

845 citations · 13.3k across the 227 of their papers we have counts for

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14 papers · 1 filter

astro-ph.HE2024★ 1 cited

Time-dependent modelling of short-term variability in the TeV-blazar VER J0521+211 during the major flare in 2020

MAGIC Collaboration, S. Abe, J. Abhir +228

The BL Lacertae object VER J0521+211 underwent a notable flaring episode in February 2020. A short-term monitoring campaign, led by the MAGIC (Major Atmospheric Gamma Imaging Chere…

astro-ph.HE2024★ 4 cited

Multi-wavelength study of OT 081: broadband modelling of a transitional blazar

MAGIC Collaboration, H. Abe, S. Abe +270

OT 081 is a well-known, luminous blazar that is remarkably variable in many energy bands. We present the first broadband study of the source which includes very-high-energy (VHE, $…

astro-ph.HE2024★ 15 cited

A wiggling filamentary jet at the origin of the blazar multi-wavelength behaviour

C. M. Raiteri, M. Villata, M. I. Carnerero +96

Blazars are beamed active galactic nuclei known for their strong multi-wavelength variability on timescales from years down to minutes. We aim to investigate the suitability of the…

astro-ph.GA2024★ 2 cited

SMILE: Discriminating milli-lens systems in a VLBI pilot project

F. M. Pötzl, C. Casadio, G. Kalaitzidakis +11

Dark Matter (DM) remains poorly probed on critical, sub-galactic scales, where predictions from different models diverge in terms of abundance and density profiles of halos. Gravit…

astro-ph.HE2024★ 14 cited

Association of the IceCube neutrinos with blazars in the CGRaBS sample

Pouya M. Kouch, Elina Lindfors, Talvikki Hovatta +11

The origin of high-energy (HE) astrophysical neutrinos has remained an elusive hot topic in the field of HE astrophysics for the past decade. Apart from a handful of individual ass…

astro-ph.HE2024★ 1 cited

PKS 2131-021 -- Discovery of Strong Coherent Sinusoidal Variations from Radio to Optical Frequencies: Compelling Evidence for a Blazar Supermassive Black Hole Binary

S. Kiehlmann, P. V. de la Parra, A. G. Sullivan +31

Haystack and Owens Valley Radio Observatory (OVRO) observations recently revealed strong, intermittent, sinusoidal total flux-density variations that maintained coherence between 1…

astro-ph.IM2024

Systems design, assembly, integration and lab testing of WALOP-South Polarimeter

Siddharth Maharana, A. N. Ramaprakash, Chaitanya Rajarshi +28

Wide-Area Linear Optical Polarimeter (WALOP)-South is the first wide-field and survey-capacity polarimeter in the optical wavelengths. On schedule for commissioning in 2024, it wil…

astro-ph.CO2024★ 4 cited

COMAP Pathfinder -- Season 2 results III. Implications for cosmic molecular gas content at "Cosmic Half-past Eleven"

D. T. Chung, P. C. Breysse, K. A. Cleary +24

The Carbon monOxide Mapping Array Project (COMAP) Pathfinder survey continues to demonstrate the feasibility of line-intensity mapping using high-redshift carbon monoxide (CO) line…

astro-ph.HE2024

A -Ray Emitting Blazar at Redshift 3.64: Fermi-LAT and OVRO Observations of PKS 0201+113

Hai Lei, Ying-Kang Zhang, Xiong Jiang +5

High-redshift () -ray blazars are rare, but they are crucial for our understanding of jet evolution, -ray production and propagation, and the growth of supermassive bla…

astro-ph.CO2024★ 5 cited

COMAP Pathfinder -- Season 2 results II. Updated constraints on the CO(1-0) power spectrum

N. -O. Stutzer, J. G. S. Lunde, P. C. Breysse +24

We present updated constraints on the cosmological 3D power spectrum of carbon monoxide CO(1-0) emission in the redshift range -. The constraints are derived from the two…

astro-ph.CO2024★ 7 cited

COMAP Pathfinder -- Season 2 results I. Improved data selection and processing

J. G. S. Lunde, N. -O. Stutzer, P. C. Breysse +24

The CO Mapping Array Project (COMAP) Pathfinder is performing line intensity mapping of CO emission to trace the distribution of unresolved galaxies at redshift . We pres…

astro-ph.HE2024★ 9 cited

The variability patterns of the TeV blazar PG 1553+113 from a decade of MAGIC and multi-band observations

MAGIC Collaboration, H. Abe, S. Abe +264

PG 1553+113 is one of the few blazars with a convincing quasi-periodic emission in the gamma-ray band. The source is also a very high-energy (VHE; >100 GeV) gamma-ray emitter. To b…

astro-ph.HE2024

Small-scale radio jets and tidal disruption events: A theory of high-luminosity compact symmetric objects

Andrew G. Sullivan, Roger D. Blandford, Mitchell C. Begelman +2

Double lobe radio sources associated with active galactic nuclei represent one of the longest studied groups in radio astronomy. A particular sub-group of double radio sources comp…

astro-ph.HE2024★ 19 cited

Insights into the broad-band emission of the TeV blazar Mrk 501 during the first X-ray polarization measurements

S. Abe, J. Abhir, V. A. Acciari +260

We present the first multi-wavelength study of Mrk 501 including very-high-energy (VHE) gamma-ray observations simultaneous to X-ray polarization measurements from the Imaging X-ra…