Commit 24d936c7 authored by Matthieu Schaller's avatar Matthieu Schaller
Browse files

Updated the isolated galaxy with EAGLE feedback example to use the latest...

Updated the isolated galaxy with EAGLE feedback example to use the latest reference EAGLE parameters
parent 65fbd421
# Define some meta-data about the simulation
MetaData:
run_name: IsolatedGalaxy-EAGLE-Ref
# Define the system of units to use internally.
InternalUnitSystem:
UnitMass_in_cgs: 1.98848e43 # 10^10 M_sun in grams
......@@ -32,12 +36,12 @@ Snapshots:
# Parameters governing the conserved quantities statistics
Statistics:
delta_time: 1e-2 # Time between statistics output
time_first: 0. # (Optional) Time of the first stats output if non-cosmological time-integration (in internal units)
time_first: 0 # (Optional) Time of the first stats output if non-cosmological time-integration (in internal units)
# Parameters related to the initial conditions
InitialConditions:
file_name: lowres8.hdf5 # The file to read
periodic: 0 # Are we running with periodic ICs?
periodic: 0 # Are we running with periodic ICs?
stars_smoothing_length: 0.5
# Parameters for the hydrodynamics scheme
......@@ -50,13 +54,15 @@ SPH:
# Parameters for the stars neighbour search
Stars:
resolution_eta: 1.1642 # Target smoothing length in units of the mean inter-particle separation
h_tolerance: 7e-3
overwrite_birth_time: 1 # Make sure the stars in the ICs do not do any feedback
birth_time: -1. # by setting all of their birth times to -1
# Standard EAGLE cooling options
EAGLECooling:
dir_name: ./coolingtables/ # Location of the Wiersma+08 cooling tables
H_reion_z: 11.5 # Redshift of Hydrogen re-ionization
H_reion_z: 7.5 # Redshift of Hydrogen re-ionization
H_reion_eV_p_H: 2.0 # Energy inject by Hydrogen re-ionization in electron-volt per Hydrogen atom
He_reion_z_centre: 3.5 # Redshift of the centre of the Helium re-ionization Gaussian
He_reion_z_sigma: 0.5 # Spread in redshift of the Helium re-ionization Gaussian
......@@ -93,7 +99,6 @@ 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.
gas_fraction: 0.3 # The gas fraction used internally by the model.
KS_normalisation: 1.515e-4 # The normalization of the Kennicutt-Schmidt law in Msun / kpc^2 / yr.
KS_exponent: 1.4 # The exponent of the Kennicutt-Schmidt law.
min_over_density: 57.7 # The over-density above which star-formation is allowed.
......@@ -126,10 +131,9 @@ EAGLEFeedback:
filename: ./yieldtables/ # Path to the directory containing the EAGLE yield tables.
IMF_min_mass_Msun: 0.1 # Minimal stellar mass considered for the Chabrier IMF in solar masses.
IMF_max_mass_Msun: 100.0 # Maximal stellar mass considered for the Chabrier IMF in solar masses.
SNII_min_mass_Msun: 6.0 # Minimal mass considered for SNII stars in solar masses.
SNII_min_mass_Msun: 8.0 # Minimal mass considered for SNII stars in solar masses.
SNII_max_mass_Msun: 100.0 # Maximal mass considered for SNII stars in solar masses.
SNII_sampled_delay: 0 # Sample the SNII lifetimes to do feedback.
SNII_wind_delay_Gyr: 0.03 # Time in Gyr between a star's birth and the SNII thermal feedback event when not sampling.
SNII_sampled_delay: 1 # Sample the SNII lifetimes to do feedback.
SNII_delta_T_K: 3.16228e7 # Change in temperature to apply to the gas particle in a SNII thermal feedback event in Kelvin.
SNII_energy_erg: 1.0e51 # Energy of one SNII explosion in ergs.
SNII_energy_fraction_min: 1.0 # Minimal fraction of energy applied in a SNII feedback event.
......@@ -138,9 +142,10 @@ EAGLEFeedback:
SNII_energy_fraction_n_0_H_p_cm3: 1.4588 # Pivot point for the birth density dependance of the SNII energy fraction in cm^-3.
SNII_energy_fraction_n_Z: 0.8686 # Power-law for the metallicity dependance of the SNII energy fraction.
SNII_energy_fraction_n_n: 0.8686 # Power-law for the birth density dependance of the SNII energy fraction.
SNIa_DTD: PowerLaw # Functional form of the SNIa delay time distribution.
SNIa_DTD: Exponential # Functional form of the SNIa delay time distribution.
SNIa_DTD_delay_Gyr: 0.04 # Stellar age after which SNIa start in Gyr (40 Myr corresponds to stars ~ 8 Msun).
SNIa_DTD_power_law_norm_p_Msun: 0.0012 # Normalization of the SNIa delay time distribution (in Msun^-1).
SNIa_DTD_exp_timescale_Gyr: 2.0 # Time-scale of the exponential decay of the SNIa rates in Gyr.
SNIa_DTD_exp_norm_p_Msun: 0.002 # Normalisation of the SNIa rates in inverse solar masses.
SNIa_energy_erg: 1.0e51 # Energy of one SNIa explosion in ergs.
AGB_ejecta_velocity_km_p_s: 10.0 # Velocity of the AGB ejectas in km/s.
stellar_evolution_age_cut_Gyr: 0.1 # Age in Gyr above which the enrichment is downsampled.
......
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