Directory: ${PENCIL_HOME}/samples/2d-tests/battery_term SVN Id: $Id: README 10936 2009-05-25 04:47:00Z ajohan@strw.leidenuniv.nl $ Maintainer: Axel Brandenburg Added: 26-Jul-2012 Status: succeeds # One of [succeeds|failing since |obsolete| ...] Recommended resolution: 64x64x1 for zeta=1., nu=.1, etc works, but more resolution is better. Comments: At the moment, variable ionization is ignored. The factor battery_term corresponds to 1/(1+chi), where chi is the degree of ionization. References: Brandenburg, A., & Subramanian, K.: 2005, ``Astrophysical magnetic fields and nonlinear dynamo theory,'' Phys. Rep. 417, 1-209 (astro-ph:0405052), see especially Eq.(3.74).