900 60  172800  3600
-0.01
 0
 0
 1.073

  900 60  864000  43200
-0.01
 0
 0
 1.073

  900 60 9000 1800
! for 128x128 , U = 10 
! dt, ns, tend, tout
! gamma
! ievolve_basic_state
! imake_pert_ics
! (if ievolve_basic_state.eq.0) cx_phase