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| author | Aaron LI <aly@aaronly.me> | 2017-08-01 00:13:54 +0800 |
|---|---|---|
| committer | Aaron LI <aly@aaronly.me> | 2017-08-01 00:13:54 +0800 |
| commit | 85add9c303161f4a68c15a495ef1fc8af8182635 (patch) | |
| tree | 5ad10aa28551fd1e3ee7f72a47f99cf30d0b53a4 /fg21sim/extragalactic/clusters/halo.py | |
| parent | c75dfd265e82b62af330f29be492a35c831238cc (diff) | |
| download | fg21sim-85add9c303161f4a68c15a495ef1fc8af8182635.tar.bz2 | |
clusters/halo.py: Finished brief simulation description
Diffstat (limited to 'fg21sim/extragalactic/clusters/halo.py')
| -rw-r--r-- | fg21sim/extragalactic/clusters/halo.py | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/fg21sim/extragalactic/clusters/halo.py b/fg21sim/extragalactic/clusters/halo.py index 50c1242..586c7e0 100644 --- a/fg21sim/extragalactic/clusters/halo.py +++ b/fg21sim/extragalactic/clusters/halo.py @@ -68,9 +68,19 @@ class RadioHalo: only during merger crossing), and then been disabled (i.e., only radiation and ionization losses later); 3. Assume the electrons are constantly injected and has a power-law - energy spectrum; - 4. Determine the initial electron density - TODO... + energy spectrum, determine the injection rate by further assuming + that the total injected electrons has energy of a fraction (eta_e) + of the ICM total thermal energy; + 4. Set the initial electron density/spectrum be the total injected + electrons during t_merger time; + 5. Calculate the magnetic field from the cluster total mass (which + is assumed to be growth linearly from M_main+M_sub to M_obs); + 6. Calculate the energy losses for the coefficients of Fokker-Planck + equation; + 7. Solve the Fokker-Planck equation to derive the relativistic + electron spectrum at t_obs (i.e., z_obs); + 8. Calculate the synchrotron emissivity from the derived electron + spectrum. Parameters ---------- |