Galaxies 2 Galaxies: magnetic fields Magnetic-field 2 galaxies: magnetic fields 2 (ISM:) cosmic ray 1 (ISM:) cosmic rays 1 Carrier concentration 1 Convergence of numerical methods 1 Cosmic rays 1 Cosmology 1 Dynamo mechanism 1 Electron density measurement 1 Electrons 1 Equipartition 1 Galaxies: ISM 1 Galaxies: spirals 1 Galaxy formations 1 ISM: Kinematics and dynamics 1 ISM: cosmic rays 1 ISM: kinematics and dynamics 1 ISM: magnetic fields 1 Interactive devices 1 Ionization of gases 1 Lagrange multipliers 1 Luminance 1 MHD 1 Magnetic energies 1 Magnetic fields 1 Magnetohydrodynamics 1 Method: numerical 1