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-rw-r--r--fg21sim/extragalactic/clusters/halo.py20
1 files changed, 6 insertions, 14 deletions
diff --git a/fg21sim/extragalactic/clusters/halo.py b/fg21sim/extragalactic/clusters/halo.py
index 86f85ba..c54bb73 100644
--- a/fg21sim/extragalactic/clusters/halo.py
+++ b/fg21sim/extragalactic/clusters/halo.py
@@ -227,9 +227,7 @@ class RadioHalo:
@property
def radius_virial_obs(self):
"""
- The virial radius of the "current" cluster (``M_obs``) at
- ``z_obs``.
-
+ The virial radius of the "current" cluster (``M_obs``) at ``z_obs``.
Unit: [kpc]
"""
return helper.radius_virial(mass=self.M_obs, z=self.z_obs)
@@ -586,16 +584,16 @@ class RadioHalo:
Returns
-------
advection : float, or float 1D `~numpy.ndarray`
- Advection coefficients, describing the energy loss/gain rates.
+ Advection coefficient.
Unit: [Gyr^-1]
"""
- if t < self.age_begin:
- # To derive the initial electron spectrum
- advection = abs(self._energy_loss(gamma, self.age_begin))
- else:
+ if self._is_turb_active(t):
# Turbulence acceleration and beyond
advection = (abs(self._energy_loss(gamma, t)) -
(self.fp_diffusion(gamma, t) * 2 / gamma))
+ else:
+ # To derive the initial electron spectrum
+ advection = abs(self._energy_loss(gamma, self.age_begin))
return advection
def _merger_time(self, t=None):
@@ -630,12 +628,6 @@ class RadioHalo:
So we assume that the main cluster grows linearly in time from
(M_main, z_merger) to (M_obs, z_obs).
- Parameters
- ----------
- t : float
- The (cosmic) time/age.
- Unit: [Gyr]
-
Returns
-------
mass : float