MUSIC input file

music.conf

[setup]
boxlength		= 60 		#Mpc
zstart			= 50		#redshift at which simulation starts
levelmin		= 7		#2^X
levelmin_TF		= 7		#only zoom, otherwise same as others
levelmax		= 7 		#only zoom, otherwise same as others
padding			= 7 		#padding between different zones
overlap			= 4 		#number of padding grids when computing transfer function
ref_center		= 0.0, 0.0, 0.0 #refinement
ref_extent		= 0.0, 0.0, 0.0
align_top		= yes 		#alignment of the coarser with subgrid
baryons			= no 
use_2LPT		= yes 		#2nd order lagrangian perturbation theory to calc particle displacement and velocities
use_LLA			= no 		#localc Lagrangian approx, for baryons
periodic_TF		= yes 		#periodic transfer function kernel


[cosmology]
# search for cosmological parameters, e.g. from Planck 2013
Omega_m			= 0.3089
Omega_L			= 0.6911
Omega_b			= 0.0486
H0			= 67.74
sigma_8			= 0.8159		#power spectrum normalization
nspec			= 0.9624	#power law index of density perturbation spectrum after inflation
transfer		= eisenstein	#Eisenstein&Hu

[random]
seed[7]			= 2708 #random seed for that level


[output]

##Gadget-2 (type=1: high-res particles, type=5: rest)
format			= gadget2
gadget_usekpc 		= yes
filename		= ics_60_gadget_128.dat


[poisson]
fft_fine		= yes
accuracy		= 1e-5
pre_smooth		= 3
post_smooth		= 3
smoother		= gs
laplace_order		= 6
grad_order		= 6

music config file