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| author | Aaron LI <aly@aaronly.me> | 2017-08-31 16:10:25 +0800 |
|---|---|---|
| committer | Aaron LI <aly@aaronly.me> | 2017-08-31 16:10:25 +0800 |
| commit | 6d29ab0782b2498742f8f4bd543f9ca087b6cdff (patch) | |
| tree | b090cc1f91ba69b71dbde4ed8d4722da6ec2c438 | |
| parent | 524c0993f4f57ad158dc6dae481cae3ab09d7a2c (diff) | |
| download | fg21sim-6d29ab0782b2498742f8f4bd543f9ca087b6cdff.tar.bz2 | |
configs: Update clusters simulation parameters
Carried many simulation tests to determine the best parameters, by
comparing with the integrated counts distribution (i.e., halo luminosity
function) reported in previous works (Cassano2006, Cassano2012, and
Ensslin2002).
| -rw-r--r-- | fg21sim/configs/20-extragalactic.conf.spec | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/fg21sim/configs/20-extragalactic.conf.spec b/fg21sim/configs/20-extragalactic.conf.spec index e960a5e..5529d5f 100644 --- a/fg21sim/configs/20-extragalactic.conf.spec +++ b/fg21sim/configs/20-extragalactic.conf.spec @@ -49,7 +49,7 @@ # the merger crossing time (~1 Gyr), and is also longer than the lifetime # of radio halos. # Unit: [Gyr] - tau_merger = float(default=3.0, min=1.0, max=5.0) + tau_merger = float(default=2.0, min=1.0, max=5.0) # Magnetic field scaling relation for clusters # Reference: Cassano et al. 2012, A&A, 548, A100, Eq.(1) @@ -70,11 +70,11 @@ [[halos]] # Roughly the fraction of turbulence energy transformed to accelerate # the electrons, describing the efficiency of turbulence acceleration. - eta_turb = float(default=0.3, min=0.1, max=1.0) + eta_turb = float(default=0.2, min=0.1, max=1.0) # Ratio of the total energy injected into cosmic-ray electrons during # the cluster life to its total thermal energy. - eta_e = float(default=0.005, min=0.001, max=0.1) + eta_e = float(default=0.003, min=0.001, max=0.1) # Minimum and maximum Lorentz factor (i.e., energy) of the relativistic # electron spectrum. @@ -96,7 +96,7 @@ # Electron injection, which is assumed to have a constant injection # rate and a power-law spectrum. - injection_index = float(default=2.5, min=2.1, max=3.5) + injection_index = float(default=2.4, min=2.1, max=3.5) # Extragalactic point sources |