!  -*-f90-*-  (for Emacs)    vim:set filetype=fortran:  (for vim)
!
!  run parameters for forced helical MHD turbulence
!
&run_pars
  cvsid='$Id: run.in,v 1.1 2026/10/24 00:04:11 brandenb Exp $',
  nt=5000000, it1=20, cdt=0.8, cdtv=0.2, isave=2000, itorder=3
  dspec=-1e-3, ab_spec=T, Lor_spec=T !, saffman_mag=T, saffman_mag_uc=T, saffman_EEM=T, saffman_EEM_uc=T
  dsnap=-100, dvid=-1e-3, ialive=100
  lset_lfirst_call_early=T
  lwrite_last_powersnap=F
  dtmin=1e-9
/
&magnetic_run_pars
  hall_term=1.
  lupw_aa=T
  iresistivity='eta-const', 'hyper3'
  ! 128  16e-11
  ! 256   2e-11  (factor 8)
  ! 512   1e-12  (factor 10)
  !1024   1e-13  (factor 10)
  !2048   1e-14  (factor 10)
  eta=1e-6, eta_hyper3=1e-12  !(too low for 256)
  eta=1e-6, eta_hyper3=1e-11  !(small hook for 256)
  eta=1e-6, eta_hyper3=2e-11  !(good for 256)
  eta=1e-6, eta_hyper3=32e-11  !(for for 128)
  eta=1e-6, eta_hyper3=16e-11  !(also still ok for 128)
  eta=1e-6, eta_hyper3=8e-11  !(bad for 128)
  eta=1e-6, eta_hyper3=1e-12  !(ok for 512)
  eta=1e-6, eta_hyper3=5e-13  !(small hook for 512)
  eta=1e-6, eta_hyper3=1e-13  !(for 1024)
  eta=1e-6, eta_hyper3=1e-14  !(for 2048)
/
&power_spectrum_run_pars
/