diff options
Diffstat (limited to 'fg21sim')
| -rw-r--r-- | fg21sim/extragalactic/clusters/helper.py | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/fg21sim/extragalactic/clusters/helper.py b/fg21sim/extragalactic/clusters/helper.py index 8eef6b9..4d06ceb 100644 --- a/fg21sim/extragalactic/clusters/helper.py +++ b/fg21sim/extragalactic/clusters/helper.py @@ -76,7 +76,7 @@ def beta_model(rho0, rc, beta): return func -def calc_gas_density_profile(mass, z): +def calc_gas_density_profile(mass, z, f_rc=0.1, beta=0.8): """ Calculate the parameters of the β-model that is used to describe the gas density profile. @@ -88,6 +88,15 @@ def calc_gas_density_profile(mass, z): Reference: [cassano2005],Sec.(4.1) + Parameters + ---------- + f_rc : float + The fraction of the core radius to the virial radius. + Default: 0.1 + beta : float + The slope parameter of the β-model. + Default: 0.8 + Returns ------- fbeta : function @@ -95,8 +104,7 @@ def calc_gas_density_profile(mass, z): Unit: [Msun/kpc^3] """ r_vir = radius_virial(mass, z) # [kpc] - rc = 0.1 * r_vir - beta = 0.8 + rc = f_rc * r_vir fint = beta_model(1, rc, beta) v = integrate.quad(lambda r: fint(r) * r**2, a=0, b=r_vir)[0] # [kpc^3] |