Origin of the high-energy spectral cutoff in gamma-ray pulsar halos

arXiv:2609.27496 · astro-ph.HE · Submitted 2026-09-23 · Read on arXiv

astro-ph.HE

Submitted: 2026-09-23

Updated: 2026-09-23

Terminology

• Aperture — 3× in this paper · explained in 1 episode
• Diffusion Model — 3× in this paper · explained in 8 episodes
• Accuracy — 2× in this paper · explained in 1 episode

Sources

• The theory of pulsar wind nebulae
• Gamma-ray Pulsar Halos in the Galaxy
• Gamma-ray halos around pulsars as the key to understanding cosmic ray transport in the Galaxy
• The Physics of Pulsar Halos: Research Progress and Prospect
• Gamma-ray halos around pulsars: impact on pulsar wind physics and galactic cosmic ray transport
• Extended Very-High-Energy Gamma-Ray Emission Surrounding PSR J0622 + 3749 Observed by LHAASO-KM2A
• Features of the gamma-ray pulsar halo HESS J1831$-$098
• LHAASO detection of very-high-energy gamma-ray emission surrounding PSR J0248+6021
• A New Perspective on the Diffuse Gamma-Ray Emission Excess
• Self-Generated Cosmic-Ray Turbulence Can Explain the Morphology of TeV Halos
• Particle acceleration in winds of star clusters
• Method for testing diffusive shock acceleration and diffusion propagation of 1-100 TeV cosmic electrons with multiwavelength observations of the Geminga halo and pulsar wind nebula
• PHECT: A lightweight computation tool for pulsar halo emission
• Pulsar wind nebulae with bow shocks: non-thermal radiation and cosmic ray leptons
• Constraints on the Extremely High-Energy Cosmic Ray Accelerators from Classical Electrodynamics
• Spectral energy-loss bump and gamma-ray pulsar halos
• The environment of TeV halo progenitors
• Superluminal problem in diffusion of relativistic particles and its phenomenological solution
• A rigorous solution to the superluminal issue in the diffusion equation
• Angular, spectral, and time distributions of highest energy protons and associated secondary gamma-rays and neutrinos propagating through extragalactic magnetic and radiation fields

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