Connecting Dynamo Theory with DNS Data: A Computational Analysis of alpha and beta effects
astro-ph.SR, physics.plasm-ph
Submitted: 2026-09-09
Updated: 2026-09-30
Comments: 26p, IDL analysis code in Appendix
Code: https://github.com/pkiwan93/dynamo-dns-analysis
License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Terminology
Sources
- Astrophysical magnetic fields and nonlinear dynamo theory
- Athena: A New Code for Astrophysical MHD
- The Pencil Code, a modular MPI code for partial differential equations and particles: multipurpose and multiuser-maintained
- A New Dynamical Mean-Field Dynamo Theory and Closure Approach
- A Magnetic Alpha-Omega Dynamo in Active Galactic Nuclei Disks: II. Magnetic Field Generation, Theories and Simulations
- Theory of the kinetic helicity effect on turbulent diffusion of magnetic and scalar fields
- Helicity effect on turbulent passive and active scalar diffusivities
- Iterative removal of sources to model the turbulent electromotive force
- Turbulence Reduces Magnetic Diffusivity in a Liquid Sodium Experiment
- Magnetic material in mean-field dynamos driven by small scale helical flows
- Negative magnetic eddy diffusivities from test-field method and multiscale stability theory
- Comparison Between Turbulent Helical Dynamo Simulations and a Nonlinear Three-Scale Theory
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