activity
19962026
most citedHigher Charmonia

809 citations · 28.2k across the 927 of their papers we have counts for

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72 papers · 1 filter

astro-ph.HE2026

Supermassive Black Hole Winds in X-rays -- SUBWAYS. VI. Interplay between the soft X-ray excess and ultra-fast outflows

V. E. Gianolli, P-O. Petrucci, S. Bianchi +42

We present a broadband, multiwavelength study of the interplay between the soft X-ray excess (SE), ultra-fast outflows (UFOs), and warm absorbers (WAs) in 21 active galactic nuclei…

astro-ph.HE2026

Euclid: Quick Data Release (Q1) -- Optical hotspots in powerful radio galaxies

M. J. Hardcastle, L. Bisigello, M. Bondi +154

The hotspots of powerful radio galaxies are the sites of high-energy particle acceleration, but radio observations give us limited information on the electron energy distributions…

astro-ph.HE2026

Can We Find the Emission Mechanism Behind the Extremely Bright GRB 230812B?

Utkarsh Pathak, Sameer K. Patil, Hitesh Tanenia +23

GRB 230812B is a bright long-duration GRB with a luminous, long-lived afterglow and an AstroSat/CZTI polarization measurement during the prompt phase, enabling a joint study of its…

astro-ph.HE2026

The SPOTLIGHT Pulsar Search Pipeline: A GPU-Accelerated FFT Approach

Jyotirmoy Das, Jayanta Roy, Nishant Pradeep Deo +20

We present the pulsar search component of SPOTLIGHT (Survey for sPoradic radiO bursTs via a commensaL multI-beam Gpu-powered Hpc at the gmrT), a GPU-accelerated commensal backend o…

astro-ph.HE2026

Radio Follow Up of a Sub-threshold GRB in the Sky Localization Area of GW241125

Natalie Gottschlich, Alessandra Corsi, S. Bradley Cenko +5

Since the Fermi satellite's identification of a candidate -ray burst (GRB) temporally coincident with GW150914, several tentative, and often debated, associations between electr…

astro-ph.HE2026

Discovery of 30 Repeating Fast Radio Burst Sources and Uniform Population Statistics of 80 Repeating Sources from CHIME/FRB

Amanda M. Cook, Kaitlyn Shin, Ziggy Pleunis +44

We present 30 newly discovered repeating fast radio burst (FRB) sources from the second catalog of bursts detected by the FRB backend on the Canadian Hydrogen Intensity Mapping Exp…

astro-ph.HE2026

An archival search for gamma-ray bursts gravitationally lensed by galaxy clusters

Dan Ryczanowski, Benjamin P. Jones, Benjamin P. Gompertz +1

Discoveries of gamma-ray bursts (GRBs) have become commonplace in recent decades, totalling unique detections across various missions. However, there have been…

astro-ph.HE2026

IXPE view of the Crab pulsar following the 17 July and 6 August 2025 glitches

Paolo Soffitta, Niccolò Bucciantini, Josephine Wong +19

The Crab pulsar experienced two relatively small glitches separated by only 20 days in September and October 2025. IXPE observed the source twice, with delay times since the glitch…

astro-ph.HE2026

Long GRB 250916A: an Off-axis Powerlaw Jet with Thermal Cocoon

Utkarsh Pathak, Sameer K. Patil, Hitesh Tanenia +22

Some gamma-ray bursts (GRBs) exhibit precursor emission episodes preceding the main emission, with a quiescent period in between. The properties of the precursor emission and the d…

astro-ph.HE2026

Population synthesis predictions of the Galactic compact binary gravitational wave foreground detectable by LISA

Jake McMillan, Adam Ingram, Cordelia Dashwood Brown +4

We use population synthesis modelling to predict the gravitational wave (GW) signal that the Laser Interferometer Space Antenna (LISA) will detect from the Galactic population of c…

astro-ph.HE2025

Modeling of Dark Matter Prompt and Secondary Signatures in Dwarf Galaxies

Athithya Aravinthan, Julien Dörner, Julia Becker Tjus +6

Dwarf Spheroidal (dSph) galaxies are very promising laboratories for the indirect search for dark matter (DM), due to their low astrophysical background in radio and gamma-ray freq…

astro-ph.HE2025

The Trinity-One PeV-Neutrino Telescope

David A. Raudales O., A. Nepomuk Otte, D. R. Bergman +15

Following the Trinity Demonstrator, Trinity One will be the first of the 18 Cherenkov telescopes that make up the Trinity PeV-Neutrino Observatory. Located on Frisco Peak in Utah,…

astro-ph.HE2025

A multiwavelength study of the Galactic center black hole candidate MAXI J1744-294

Shifra Mandel, Kaya Mori, Paul A. Draghis +37

For the first time in nearly a decade, a bright transient was detected in the central parsec (pc) of the Galaxy. MAXI J1744-294, or -- as it was known in its previous life -- Swift…

astro-ph.HE2025

Radiative Transfer Modeling of Stripped-Envelope Supernovae. I: A Grid for Ejecta Parameter Inference

S. Karthik Yadavalli, V. Ashley Villar, Abigail Polin +3

We present 1,800 multiwavelength Type Ib/c supernovae light curve models obtained by running the radiation transport code Sedona and varying the mass distribution, velocity profile…

astro-ph.HE2025

FRB 20250316A: A Brilliant and Nearby One-Off Fast Radio Burst Localized to 13 parsec Precision

FRB Collaboration, Thomas C. Abbott, Daniel Amouyal +83

Precise localizations of a small number of repeating fast radio bursts (FRBs) using very long baseline interferometry (VLBI) have enabled multiwavelength follow-up observations rev…

astro-ph.HE2025

An e-MERLIN & EVN radio counterpart to the ultraluminous X-ray source M82 X-1

D. Williams-Baldwin, T. W. B. Muxlow, G. Lucatelli +1

Ultra-luminous X-ray sources (ULXs) are X-ray bright (L310erg s) extra-galactic objects that are powered by either neutron stars, or stellar o…

astro-ph.HE2025

New insights on supernova remnants and HII regions in M82

D. Williams-Baldwin, G. Lucatelli, T. W. B. Muxlow +7

The nearby (d=3.6 Mpc) starburst galaxy M82 has been studied for several decades by very long baseline interferometry (VLBI) networks such as e-MERLIN and the European VLBI Network…

astro-ph.HE2025★ 8 cited

Early Light Curve Excess in Type IIb Supernovae Observed by the ATLAS Survey: Qualitative Constraints on Progenitor Systems

Bastian Ayala, Joseph P. Anderson, G. Pignata +8

Type IIb supernovae (SNe IIb) often exhibit an early light curve excess (EE) preceding the main peak powered by radioactive nickel decay. The physical origin of this early emission…

astro-ph.HE2025★ 6 cited

X-ray emission from helium star+black hole binaries as probes of tidally induced spin-up of second-born black holes

Koushik Sen, Aleksandra Olejak, Sambaran Banerjee

Tidally induced spin-up of stripped helium stars in short-period (<\,1\,d) binaries with black holes has been presented as one of the possible mechanisms to reproduce the high-spin…

astro-ph.HE2025★ 19 cited

Periodic Gamma-ray Modulation of the blazar PG 1553+113 Confirmed by Fermi-LAT and Multi-wavelength Observations

S. Abdollahi, L. Baldini, G. Barbiellini +98

A 2.1-year periodic oscillation of the gamma-ray flux from the blazar PG 1553+113 has previously been tentatively identified in almost 7 year of data from the Fermi Large Area Tele…

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★ 1 cited

Observation of Declination Dependence in the Cosmic Ray Energy Spectrum

The Telescope Array Collaboration, R. U. Abbasi, T. Abu-Zayyad +122

We report on an observation of the difference between northern and southern skies of the ultrahigh energy cosmic ray energy spectrum with a significance of . We use measu…

astro-ph.HE2024

Optical Spectroscopy of Type Ia Supernovae by the Carnegie Supernova Projects I and II

N. Morrell, M. M. Phillips, G. Folatelli +57

We present the second and final release of optical spectroscopy of Type Ia Supernovae (SNe Ia) obtained during the first and second phases of the Carnegie Supernova Project (CSP-I…

astro-ph.HE2023★ 18 cited

The unseen host galaxy and high dispersion measure of a precisely-localised Fast Radio Burst suggests a high-redshift origin

Lachlan Marnoch, Stuart D. Ryder, Clancy W. James +13

FRB 20210912A is a fast radio burst (FRB), detected and localised to sub-arcsecond precision by the Australian Square Kilometre Array Pathfinder. No host galaxy has been identified…