Neutrino flavor-wave transport: Numerical tests and theoretical challenges

arXiv:2608.02984 · hep-ph, astro-ph.HE · Submitted 2026-08-07 · Read on arXiv

Anson Kost, Lucas Johns, Huaiyu Duan

hep-ph, astro-ph.HE

Submitted: 2026-08-07

Updated: 2026-08-10

Comments: 15 pages, 5 figures

Code: https://github.com/UNM-NuCO/nugas

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

Terminology

• Core — 16× in this paper · explained in 2 episodes
• Symmetry Breaking — 8× in this paper · explained in 3 episodes
• Alignment — 3× in this paper · explained in 1 episode
• Decoupling — 2× in this paper · explained in 2 episodes
• Generalization — 2× in this paper · explained in 13 episodes
• Secular Approximation — 2× in this paper · explained in 2 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Holonomy — 1× in this paper · explained in 2 episodes
• Homogeneity — 1× in this paper · explained in 2 episodes
• Multi-messenger Astronomy — 1× in this paper · explained in 3 episodes

Sources

• Fast Neutrino Flavor Conversion in Core-Collapse Supernovae: A Parametric Study in 1D Models
• Neutrino quantum kinetics in a core-collapse supernova
• Collisional flavor instabilities of supernova neutrinos
• Evolution of collisional neutrino flavor instabilities in spherically symmetric supernova models
• Collisional flavor instability in dense neutrino gases
• A Systematic Study on the Resonance in Collisional Neutrino Flavor Instability
• Universality of the Neutrino Collisional Flavor Instability in Core Collapse Supernovae
• Collisional and Fast Neutrino Flavor Instabilities in Two-dimensional Core-collapse Supernova Simulation with Boltzmann Neutrino Transport
• Do Neutrinos Become Flavor Unstable Due to Collisions with Matter in the Supernova Decoupling Region?
• Collisional flavor swap with neutrino self-interactions
• On the length scale of collective neutrino oscillations
• Two-Moment Neutrino Flavor Transformation with applications to the Fast Flavor Instability in Neutron Star Mergers
• Neutrino fast flavor oscillations with moments: linear stability analysis and application to neutron star mergers
• Local-equilibrium theory of neutrino oscillations
• Flavomons in Matter Gradients: Ray Tracing and Amplitude Evolution
• Quasi-linear theory of fast flavor instabilities in homogeneous environments
• Collisional flavor pendula and neutrino quantum thermodynamics
• Dynamical equilibria of fast neutrino flavor conversion
• Code Comparison for Fast Flavor Instability Simulation

Related papers

• Classification of g-modes for neutron stars with a strong transition: Novel universal relation including slow stable hybrid stars
• Higgsino Dark Matter Interpretation of the LUX-ZEPLIN 248 keV Nuclear-Recoil Event
• A Unified Bogoliubov Approach to Primordial Gravitational Waves: From Inflation to Reheating
• Probing Memory-Burdened Primordial Black Holes with High-Energy Neutrinos
• Enhanced Dark Matter Quantum Sensing via Phase-Space Geometric Interferometry
• Axions as Dark Matter, Dark Energy, and Dark Radiation