# Parameters related to external potentials --------------------------------------------
# Point mass external potentials
PointMassPotential:
useabspos:0# 0 -> positions based on centre, 1 -> absolute positions
position:[50.,50.0,50.]# location of external point mass (internal units)
position:[50.,50.,50.]# location of external point mass (internal units)
mass:1e10# mass of external point mass (internal units)
timestep_mult:0.03# Dimensionless pre-factor for the time-step condition
softening:0.05# For point-mass-softened option
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@@ -419,9 +422,9 @@ GEARChemistry:
# EAGLE star formation model (Schaye and Dalla Vecchia 2008)
EAGLEStarFormation:
EOS_density_norm_H_p_cm3:0.1# Physical density used for the normalisation of the EOS assumed for the star-forming gas in Hydrogen atoms per cm^3.
EOS_temperature_norm_K:8000# Temperature om the polytropic EOS assumed for star-forming gas at the density normalisation in Kelvin.
EOS_gamma_effective:1.3333333# Slope the of the polytropic EOS assumed for the star-forming gas.
EOS_density_norm_H_p_cm3:0.1# Physical density used for the normalisation of the EoS assumed for the star-forming gas in Hydrogen atoms per cm^3.
EOS_temperature_norm_K:8000# Temperature om the polytropic EoS assumed for star-forming gas at the density normalisation in Kelvin.
EOS_gamma_effective:1.3333333# Slope the of the polytropic EoS assumed for the star-forming gas.
gas_fraction:0.25# (Optional) The gas fraction used internally by the model (Defaults to 1).
KS_normalisation:1.515e-4# Normalization of the Kennicutt-Schmidt law in Msun / kpc^2 / yr.
KS_exponent:1.4# Exponent of the Kennicutt-Schmidt law.
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@@ -429,7 +432,7 @@ EAGLEStarFormation:
KS_high_density_threshold_H_p_cm3:1e3# Hydrogen number density above which the Kennicut-Schmidt law changes slope in Hydrogen atoms per cm^3.
KS_high_density_exponent:2.0# Slope of the Kennicut-Schmidt law above the high-density threshold.
KS_max_density_threshold_H_p_cm3:1e5# (Optional) Density above which a gas particle gets automatically turned into a star in Hydrogen atoms per cm^3 (Defaults to FLT_MAX).
EOS_entropy_margin_dex:0.5# (Optional) Logarithm base 10 of the maximal entropy above the EOS at which stars can form.
EOS_entropy_margin_dex:0.5# (Optional) Logarithm base 10 of the maximal entropy above the EoS at which stars can form.
threshold_norm_H_p_cm3:0.1# Normalisation of the metal-dependant density threshold for star formation in Hydrogen atoms per cm^3.
threshold_Z0:0.002# Reference metallicity (metal mass fraction) for the metal-dependant threshold for star formation.
threshold_slope:-0.64# Slope of the metal-dependant star formation threshold