Survival of ultraheavy nuclei in astrophysical sources: applications to protomagnetar outflows

arXiv:2603.06381 · astro-ph.HE, hep-ph, nucl-th · Submitted 2026-03-06 · Read on arXiv

astro-ph.HE, hep-ph, nucl-th

Submitted: 2026-03-06

Updated: 2026-09-14

Comments: 14 pages, 5 figures, 1 table. This matches the version published in PRD

Journal ref: Phys.Rev.D 114 (2026) 063031

DOI: 10.1103/p1n3-hc7k

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

Terminology

• Core — 11× in this paper · explained in 2 episodes
• AGN — 5× in this paper · explained in 1 episode
• Abundance — 2× in this paper · explained in 1 episode
• Anisotropy — 1× in this paper · explained in 3 episodes
• Benchmark — 1× in this paper · explained in 2 episodes
• Decoupling — 1× in this paper · explained in 2 episodes

Sources

• The Pierre Auger Cosmic Ray Observatory
• Observation of the suppression of the flux of cosmic rays above 4x10^19eV
• Constraining the sources of ultra-high-energy cosmic rays across and above the ankle with the spectrum and composition data measured at the Pierre Auger Observatory
• Unmasking the tail of the cosmic ray spectrum
• Ultraheavy Ultrahigh-Energy Cosmic Rays
• Radio Quiet AGNs as Possible Sources of Ultra-high Energy Cosmic Rays
• Blazars as Ultra-High-Energy Cosmic-Ray Sources: Implications for TeV Gamma-Ray Observations
• High Energy Neutrinos and Cosmic-Rays from Low-Luminosity Gamma-Ray Bursts?
• High-energy cosmic-ray nuclei from high- and low-luminosity gamma-ray bursts and implications for multi-messenger astronomy
• Spectrum and Composition of Ultra-high Energy Cosmic Rays from Semi-relativistic Hypernovae
• Newly-born pulsars as sources of ultrahigh energy cosmic rays
• Testing the Newborn Pulsar Origin of Ultrahigh Energy Cosmic Rays with EeV Neutrinos
• High-Energy Radiation from Remnants of Neutron Star Binary Mergers
• Binary Neutron Star Merger Remnants as Sources of Cosmic Rays Below the "Ankle"
• Energetics of High-Energy Cosmic Radiations
• Binary neutron star mergers as the source of the highest energy cosmic rays
• "Espresso" Acceleration of Ultra-high-energy Cosmic Rays
• Ultrahigh-energy Cosmic-ray Nuclei from Black Hole Jets: Recycling Galactic Cosmic Rays through Shear Acceleration
• Bottom-up Acceleration of Ultra-High-Energy Cosmic Rays in the Jets of Active Galactic Nuclei
• High-Energy Neutrino Emission from Espresso-Reaccelerated Ions in Jets of Active Galactic Nuclei

Related papers

• Numerical Studies of Accretion Flows onto a Neutron Star Engulfed in a Massive Star
• Collisionless Accretion of Finite-Angular-Momentum Plasma onto a Spinning Black Hole
• Impact of Magnetic Field Topology on Electromagnetic and Gravitational Waves from Binary Neutron Star Merger Remnants
• XRISM Resolve Spectroscopy of GX 5-1: Constraints on Iron Spectral Features in a Luminous Neutron-Star Binary
• SN 1006: A Cosmic Laboratory for Investigating Shock Acceleration Physics
• Neutrino Spectral Pinching in 3D Core-Collapse Supernovae: Late-Time Convergence, Failed-Explosion Signatures, and Viewing-Angle Dispersion