activity
20102026
most citedThe Swift/BAT Hard X-ray Transient Monitor

582 citations · 2.3k across the 91 of their papers we have counts for

collaborators

100 papers

astro-ph.HE2026

FRB 20210601A: Extreme Temporal Clustering in a Repeating Fast Radio Burst Source as Evidence for a Hidden Class of Episodic Repeaters

Ryan Mckinven, Amanda M. Cook, Alice P. Curtin +29

Population studies of fast radio burst (FRB) repetition typically model sources using a single distribution of steady, time-averaged burst rates, yet individual sources show signif…

astro-ph.HE2026

A spatially resolved view of Fast Radio Burst host metallicities with Integral-field Spectroscopy

Sunil Simha, Hsiao-Wen Chen, Wen-fai Fong +15

Magnetar sources are the leading theory for Fast Radio Burst (FRB) progenitors. If magnetars are indeed the dominant sources, we may thus expect any metallicity preference for magn…

astro-ph.HE2026

VLBI Astrometric Procedure and Performance with CHIME/FRB Outriggers

Shion Andrew, Mattias Lazda, Calvin Leung +15

Precise localizations of fast radio bursts (FRBs) to specific environments within their host galaxies with very-long-baseline interferometry (VLBI) have provided valuable insights…

astro-ph.HE2026

Probing the Metallicity Dependence of Fast Radio Burst Progenitors with CHIME/FRB Outrigger Dwarf Host Galaxies

Y. Dong, W. Fong, K. Nimmo +24

Using the fast radio bursts (FRBs) localized with the CHIME/FRB Outriggers between February and October 2025, we conduct a systematic search for dwarf host galaxies. We identify an…

astro-ph.IM2026

The CHIME/FRB Outriggers: Commissioning the Hat Creek Outrigger and an Updated Calibration Scheme for Mitigating RFI

Mattias Lazda, Nina V. Gusinskaia, Gurman Sachdeva +25

This work presents commissioning of the Hat Creek Outrigger (HCO), a dual-polarization 256-element radio interferometer that is part of the Canadian Hydrogen Intensity Mapping Expe…

astro-ph.HE2026

Discovery of an Extremely Luminous Sporadic Radio Pulsar

Fengqiu Adam Dong, Robert Main, Jackson D. Taylor +25

We have discovered PSR J2108+5055, an extremely luminous but sporadic mode-changing rotating radio transient (RRAT), with a period of 0.495 s using the Canadian Hydrogen Intensity…

astro-ph.CO2026

Evidence for Enhancement in the Rate of Fast Radio Bursts Toward Galaxy Clusters

Mawson W. Sammons, Airene Ahuja, Matt Dobbs +25

Massive galaxy clusters can introduce gravitational lensing and populations of suppressed star formation member galaxies into the line of sight, potentially changing the distributi…

astro-ph.HE2026

Debiasing the Observed Fast Radio Burst Population with the CHIME/FRB Selection Function

Kyle McGregor, Jason W. T. Hessels, Victoria M. Kaspi +26

The recent release of CHIME/FRB Catalog~2 provides the largest sample to date with which to investigate the intrinsic distributions of fast radio bursts (FRBs). Leveraging an expan…

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

No Measurable Changes in Radio and X-ray Emission Surrounding Glitches in the Young Pulsar PSR J2229+6114

Wenke Xia, Robert A. Main, Mason Ng +11

We present our first result from an ongoing pulsar glitch monitoring campaign at the Canadian Hydrogen Intensity Mapping Experiment (CHIME), in which we analyzed the radio and X-ra…

astro-ph.HE2026

Radio Monitoring Campaign of Active Repeater FRB 20220912A with CHIME

Thomas C. Abbott, Aaron B. Pearlman, Victoria M. Kaspi +20

FRB 20220912A is a highly active repeating fast radio burst (FRB) source, discovered by the Canadian Hydrogen Intensity Mapping Experiment (CHIME) using its real-time FRB detection…

math.NA2026

A Neural Score-Based Particle Method for the Vlasov-Maxwell-Landau System

Vasily Ilin, Jingwei Hu

Plasma modeling is central to the design of nuclear fusion reactors, yet simulating collisional plasma kinetics from first principles remains a formidable computational challenge:…

astro-ph.HE2026

A steadily declining dispersion measure for the repeating fast radio burst FRB 20220529A: Evidence for an FRB engine embedded in an expanding supernova remnant

Ayush Pandhi, Kenzie Nimmo, Shion Andrew +29

We present the discovery and subsequent 3.2 year monitoring campaign of the repeating fast radio burst FRB 20220529A with CHIME/FRB. We observe a gradual dispersion measure (DM) de…

astro-ph.GA2026

Constraining the mass of the M31 ionized baryon Halo using CHIME/FRB Catalog 2

Lordrick A. Kahinga, J. Xavier Prochaska, Sunil Simha +21

The circumgalactic medium (CGM) surrounding galaxies is believed to be a significant reservoir of baryons, yet its total mass remains poorly constrained. We present a novel approac…

astro-ph.HE2026

Probing the maximum energy of fast radio bursts using thousands of sources from the Second CHIME/FRB Catalog

Vishwangi Shah, Jason W. T. Hessels, Victoria M. Kaspi +25

Quantifying the maximum energy of fast radio bursts (FRBs) can provide stringent constraints on their emission mechanisms and progenitor models. However, the most energetic bursts…

astro-ph.HE2026★ 3 cited

The Second CHIME/FRB Catalog of Fast Radio Bursts

FRB Collaboration, Thomas Abbott, Bridget C. Andersen +71

We present a catalog of 4539 fast radio bursts (FRBs) observed with the Canadian Hydrogen Intensity Mapping Experiment (CHIME) telescope between 25 July 2018 and 15 September 2023.…

astro-ph.HE2025★ 3 cited

The Advanced X-ray Imaging Satellite (AXIS) Community Science Book

Michael Koss, Nafisa Aftab, Steven W. Allen +395

The AXIS Community Science Book represents the collective effort of 592 scientists worldwide to define the transformative science enabled by the Advanced X-ray Imaging Satellite (A…

astro-ph.GA2025

Constraining Gas Mass Fractions in Galaxy Groups and Clusters with the First CHIME/FRB Outrigger

Adam E. Lanman, Sunil Simha, Kiyoshi W. Masui +16

In recent years, localized fast radio bursts (FRBs) have emerged as a powerful tool to study the structure of the baryonic matter in the universe. Their dispersion measures (DMs) s…

astro-ph.HE2025★ 4 cited

A Spatial Gap in the Sky Distribution of Fast Radio Burst Detections Coinciding with Galactic Plasma Overdensities

Swarali Shivraj Patil, Robert A. Main, Emmanuel Fonseca +26

We analyze the positional and morphological properties of about 3600 unique fast radio burst (FRB) sources reported in the second FRB catalog generated by the Canadian Hydrogen Int…

astro-ph.HE2025★ 2 cited

A milliarcsecond localization associates FRB 20190417A with a compact persistent radio source and an extreme magneto-ionic environment

Alexandra M. Moroianu, Shivani Bhandari, Maria R. Drout +38

We report the milliarcsecond localization of a high (1379 pc/cc) dispersion measure (DM) repeating fast radio burst, FRB 20190417A. Combining European VLBI Network detections of fi…

astro-ph.HE2025★ 14 cited

CHIME/FRB Discovery of an Unusual Circularly Polarized Long-Period Radio Transient with an Accelerating Spin Period

Fengqiu Adam Dong, Kaitlyn Shin, Casey Law +20

We report the discovery of CHIME J1634+44, a Long Period Radio Transient (LPT) unique for two aspects: it is the first known LPT to emit fully circularly polarized radio bursts, an…

astro-ph.HE2025

James Webb Space Telescope Observations of the Nearby and Precisely-Localized FRB 20250316A: A Potential Near-IR Counterpart and Implications for the Progenitors of Fast Radio Bursts

Peter K. Blanchard, Edo Berger, Shion E. Andrew +23

We present deep James Webb Space Telescope near-infrared imaging to search for a quiescent or transient counterpart to FRB 20250316A, which was precisely localized with the CHIME/F…

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

Discovery and Localization of the Swift-Observed FRB 20241228A in a Star-forming Host Galaxy

Alice P. Curtin, Shion Andrew, Sunil Simha +27

On 2024 December 28, CHIME/FRB detected the thus-far non-repeating FRB 20241228A with a real-time signal-to-noise ratio of . Approximately 112~s later, the X-ray Telescope onb…