The Local Origin of a Host Dispersion Measure-Stellar Mass Relation in Fast Radio Bursts

arXiv:2608.23868 · astro-ph.GA, astro-ph.HE · Submitted 2026-08-24 · Read on arXiv

astro-ph.GA, astro-ph.HE

Submitted: 2026-08-24

Updated: 2026-08-24

Comments: 17 pages, 4 figures, submitted to ApJ

Code: https://github.com/FRBs/pygedm

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Anti-correlation — 13× in this paper · explained in 3 episodes
• Metallicity — 11× in this paper · explained in 3 episodes
• Milky Way — 9× in this paper
• Baryonic Feedback — 4× in this paper · explained in 3 episodes
• Trace — 4× in this paper · explained in 2 episodes
• Core — 2× in this paper · explained in 2 episodes
• Fast Radio Bursts (FRBs) — 2× in this paper · explained in 4 episodes
• Host Galaxy Environment — 1× in this paper · explained in 2 episodes
• Observational Selection Effects — 1× in this paper · explained in 2 episodes
• Selection Bias — 1× in this paper · explained in 4 episodes

Sources

• Disks no more: the morphology of low-mass simulated galaxies in FIREbox
• Constraining the Origin of FRB 20121102A's Persistent Radio Source with Long-Term Radio Observations
• A nebular origin for the persistent radio emission of fast radio bursts
• FRB 20250316A: A Brilliant and Nearby One-Off Fast Radio Burst Localized to 13 parsec Precision
• CHIME/FRB Outriggers: Design Overview
• The 256-antenna Coherent All-Sky Monitor
• FRB 20210405I: a nearby Fast Radio Burst localised to sub-arcsecond precision with MeerKAT
• High-resolution Giant Metrewave Radio Telescope H{\sc i} 21\,cm imaging of the host galaxy of FRB\,20250316A
• A Heavily Scattered Fast Radio Burst Is Viewed Through Multiple Galaxy Halos
• An investigation into correlations between FRB and host galaxy properties
• The DSA-2000 -- A Radio Survey Camera
• Stellar Mass-Dispersion Measure Correlations Constrain Baryonic Feedback in Fast Radio Burst Host Galaxies
• The CGM with local universe FRBs: evidence of strong AGN feedback in a massive elliptical galaxy
• A milliarcsecond localization associates FRB 20190417A with a compact persistent radio source and an extreme magneto-ionic environment
• Burst timescales and luminosities link young pulsars and fast radio bursts
• A steadily declining dispersion measure for the repeating fast radio burst FRB 20220529A: Evidence for an FRB engine embedded in an expanding supernova remnant
• Unveiling the distribution and redshift dependence of host galaxy dispersion measures using localized fast radio bursts
• Probing baryonic feedback and cosmology with 3$\times$2-point statistic of FRBs and galaxies
• MIGHTEE Polarization Early Science Fields: The Deep Polarized Sky
• Detection and localisation of the highly active FRB 20240114A with MeerKAT

Related papers

• Apparent Stability in Self-Gravitating Turbulence and the Evolution of Molecular Clouds
• Two sets of potential-density basis pairs for the study of radial perturbations in collisionless spherical stellar systems
• Constraining reionization-era Ly alpha escape with JELS-MUSE: a highly complete H alpha-selected sample at z about6.1
• Deriving volume density profiles of filaments from observed surface densities
• Little Red Dots and Supermassive Black Hole Seed Formation in Ultralight Dark Matter Halos
• MEGATRON: how the first stars can create an iron metallicity plateau in the smallest dwarf galaxies