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| author | Aaron LI <aly@aaronly.me> | 2019-02-27 11:03:52 +0800 |
|---|---|---|
| committer | Aaron LI <aly@aaronly.me> | 2019-02-27 14:05:18 +0800 |
| commit | 2dfd5c5b410a8c6f4c4a5f79671374e4a14d60f0 (patch) | |
| tree | 14d0bc3282ef4720f7d400344e2a87a3c9decb23 /fg21sim/configs | |
| parent | 12113be5f66bbfb048cc49b47c8df96d44a57807 (diff) | |
| download | fg21sim-2dfd5c5b410a8c6f4c4a5f79671374e4a14d60f0.tar.bz2 | |
clusters/halo: Tune parameters based on various tests
Diffstat (limited to 'fg21sim/configs')
| -rw-r--r-- | fg21sim/configs/config.spec | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/fg21sim/configs/config.spec b/fg21sim/configs/config.spec index e3d0aa5..081565f 100644 --- a/fg21sim/configs/config.spec +++ b/fg21sim/configs/config.spec @@ -371,7 +371,7 @@ stream = option("stderr", "stdout", "", default="stderr") # with: kT_out ~ 0.5 [keV] # Reference: Fujita et al. 2003, ApJ, 584, 190; Eq.(49) # Unit: [keV] - kT_out = float(default=0, min=0) + kT_out = float(default=0.5, min=0) # Whether to make the simulated sky maps? It is useful to disable the # map generation during the parameter tuning. @@ -390,23 +390,23 @@ stream = option("stderr", "stdout", "", default="stderr") # A custom factor to tune the turbulent acceleration efficiency. # NOTE: This parameter incorporates the efficiency factor describing # the effectiveness of the ICM plasma instabilities. - f_acc = float(default=1, min=0.1, max=10) + f_acc = float(default=0.1, min=0.1, max=10) # The factor that is multiplied to the turbulence injection radius # to derive the radio halo radius. - f_radius = float(default=1, min=0.1, max=10) + f_radius = float(default=0.7, min=0.1, max=10) # The base energy fraction of the turbulence to the ICM thermal energy # (for a relaxed system). # x_turb ~< 5% [Vazza et al. 2011, A&A, 529, A17] - x_turb = float(default=0, min=0, max=0.5) + x_turb = float(default=0.01, min=0, max=0.5) # The fraction of merger energy transferred into the turbulence. - eta_turb = float(default=0.1, min=0, max=1) + eta_turb = float(default=0.15, min=0, max=1) # The fraction of the thermal energy injected into the cosmic-ray # electrons during the cluster life time. - eta_e = float(default=0.003, min=0, max=1) + eta_e = float(default=0.001, min=0, max=1) # The energy density ratio of cosmic ray to the thermal ICM. # NOTE: Equipartition between the magnetic field and cosmic ray is @@ -419,7 +419,7 @@ stream = option("stderr", "stdout", "", default="stderr") # The scaling index of the halo radius (R_halo) w.r.t. the virial # radius of the cluster. - radius_index = float(default=0, min=0, max=3) + radius_index = float(default=1.7, min=0, max=3) # The spectral index of the injected primary electrons. injection_index = float(default=2.3, min=2, max=3) @@ -457,7 +457,7 @@ stream = option("stderr", "stdout", "", default="stderr") # The fraction of the core radius to cluster's virial radius. f_rc = float(default=0.1) # The slope parameter (i.e., beta). - beta = float(default=0.8) + beta = float(default=0.6667) # The minimum and maximum frequencies as well as the number of frequency # points for calculating the total radio emissivity, which is used to |