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# Configurations for "fg21sim"
# -*- mode: conf -*-
#
# Syntax: `ConfigObj`, https://github.com/DiffSK/configobj
#
# There are various configuration options that specify the input data
# and/or templates required by the simulations, the properties of the input
# data, the output products, as well as some parameters affecting the
# simulation behaviors.
#
# This file contains the options corresponding the extragalactic emission
# components, which currently includes the following components:
# - clusters
# - halos
# - pointsources
#
# NOTE:
# - The input templates for simulations should be HEALPix full-sky maps.
# - The input catalog should be in CSV format.
[extragalactic]
# Emissions from the clusters of galaxies
[[clusters]]
# The clusters catalog derived from the Hubble Volume Project (CSV file)
catalog = string(default=None)
# Output the effective/inuse clusters catalog data (CSV file)
catalog_outfile = string(default=None)
# The fraction that a cluster hosts a radio halo
halo_fraction = float(default=None, min=0.0, max=1.0)
# Resolution for simulating each cluster templates, which are finally
# mapped to the all-sky HEALPix map if used.
# Unit: [arcsec]
resolution = float(default=30.0, min=5.0)
# Filename prefix for this component
prefix = string(default="egcluster")
# Whether save this component to disk
save = boolean(default=True)
# Output directory to save the simulated results
output_dir = string(default=None)
# Emission of giant radio halos from galaxy clusters
[[halos]]
# Maximum redshift until where to tracing the cluster merging history
# (e.g., when calculating the electron spectrum)
zmax = float(default=3.0, min=0.0)
# Redshift bin size for, e.g., calculating acceleration coefficients
zbinsize = float(default=0.01, min=0.0, max=0.1)
# Mass threshold of the sub-cluster to be regarded as a significant
# merger. (unit: Msun)
merger_mass_th = float(default=1e13, min=1e12)
# Minimum mass change of the main-cluster to be regarded as a merger
# event rather than accretion. (unit: Msun)
merger_mass_min = float(default=1e12, min=1e10)
# Mass ratio of the main and sub clusters, below which is regarded as
# a major merger event.
ratio_major = float(default=3.0, min=1.0, max=10.0)
# Radius of the giant radio halo in clusters (unit: kpc)
# XXX: currently only support a constant radius of halos
radius = float(default=500.0, min=100.0)
# Magnetic field scaling relation for clusters
# Reference: Cassano et al. 2012, A&A, 548, A100, Eq.(1)
#
# The mean magnetic field assumed
b_mean = float(default=1.9, min=0.1, max=10)
# The index of the scaling relation
b_index = float(default=1.5, min=0.0, max=3.0)
# Fraction of the turbulence energy in the form of magneto-sonic waves.
eta_t = float(default=0.3, min=0.0, max=1.0)
# Ratio of the total energy injected in cosmic-ray electrons during the
# cluster life to the present-day total thermal energy of the cluster.
eta_e = float(default=0.003, min=0.0, max=0.1)
# Minimum and maximum Lorentz factor (i.e., energy) of the relativistic
# electron spectrum.
pmin = float(default=1e1)
pmax = float(default=1e5)
# Number of points for the grid used during solving the Fokker-Planck
# equation to calculate the electron spectrum.
pgrid_num = integer(default=100, min=10)
# Number of grid points used as the buffer region near the lower
# boundary, and the value within this buffer region will be fixed to
# avoid unphysical pile-up of low-energy electrons.
buffer_np = integer(default=5, min=0)
# Time step for solving the Fokker-Planck equation (unit: Gyr)
time_step = float(default=0.01, min=1e-5, max=1.0)
# Index of the power-law spectrum assumed for the injected electrons.
injection_index = float(default=2.5)
# Extragalactic point sources
[[pointsources]]
# Whether save this point source catelogue to disk
save = boolean(default=True)
# Output directory to save the simulated catelogues
output_dir = string(default="PS_tables")
# PS components to be simulated
pscomponents = string_list(default=list())
# Resolution [arcmin]
resolution = float(default=0.6, min=0.0)
[[[starforming]]]
# Number of samples
numps = integer(default=1000)
# Prefix
prefix = string(default="SF")
[[[starbursting]]]
# Number of samples
numps = integer(default=1000)
# Prefix
prefix = string(default="SB")
[[[radioquiet]]]
# Number of samples
numps = integer(default=1000)
# Prefix
prefix = string(default="RQ")
[[[FRI]]]
# Number of samples
numps = integer(default=1000)
# Prefix
prefix = string(default="FRI")
[[[FRII]]]
# Number of samples
numps = integer(default=1000)
# Prefix
prefix = string(default="FRII")
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