diff options
Diffstat (limited to 'fg21sim/extragalactic/clusters/helper.py')
| -rw-r--r-- | fg21sim/extragalactic/clusters/helper.py | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/fg21sim/extragalactic/clusters/helper.py b/fg21sim/extragalactic/clusters/helper.py index f20af5f..5963bab 100644 --- a/fg21sim/extragalactic/clusters/helper.py +++ b/fg21sim/extragalactic/clusters/helper.py @@ -26,8 +26,8 @@ References import numpy as np -from ...configs import configs -from ...utils import cosmo +from ...configs import CONFIGS +from ...utils import COSMO from ...utils.units import (Constants as AC, UnitConversions as AUC) @@ -51,8 +51,8 @@ def radius_virial(mass, z=0.0): Virial radius of the cluster Unit: [kpc] """ - Dc = cosmo.overdensity_virial(z) - rho = cosmo.rho_crit(z) # [g/cm^3] + Dc = COSMO.overdensity_virial(z) + rho = COSMO.rho_crit(z) # [g/cm^3] R_vir = (3*mass*AUC.Msun2g / (4*np.pi * Dc * rho))**(1/3) # [cm] R_vir *= AUC.cm2kpc # [kpc] return R_vir @@ -123,7 +123,7 @@ def mass_to_kT(mass, z=0.0): """ A = 5.34 + np.random.normal(scale=0.22) alpha = 1.72 + np.random.normal(scale=0.10) - Ez = cosmo.E(z) + Ez = COSMO.E(z) kT = 5.0 * (mass * Ez / A) ** (1/alpha) return kT @@ -151,7 +151,7 @@ def density_number_thermal(mass, z=0.0): Number density of the ICM thermal plasma Unit: [cm^-3] """ - N = mass * AUC.Msun2g * cosmo.baryon_fraction / (AC.mu * AC.u) + N = mass * AUC.Msun2g * COSMO.baryon_fraction / (AC.mu * AC.u) R_vir = radius_virial(mass, z) * AUC.kpc2cm # [cm] volume = (4*np.pi / 3) * R_vir**3 # [cm^3] n_th = N / volume # [cm^-3] @@ -258,8 +258,8 @@ def magnetic_field(mass): Ref.[cassano2012],Eq.(1) """ comp = "extragalactic/clusters" - b_mean = configs.getn(comp+"/b_mean") - b_index = configs.getn(comp+"/b_index") + b_mean = CONFIGS.getn(comp+"/b_mean") + b_index = CONFIGS.getn(comp+"/b_index") M_mean = 1.6e15 # [Msun] B = b_mean * (mass/M_mean) ** b_index |