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authorAaron LI <aly@aaronly.me>2019-02-27 11:03:52 +0800
committerAaron LI <aly@aaronly.me>2019-02-27 14:05:18 +0800
commit2dfd5c5b410a8c6f4c4a5f79671374e4a14d60f0 (patch)
tree14d0bc3282ef4720f7d400344e2a87a3c9decb23
parent12113be5f66bbfb048cc49b47c8df96d44a57807 (diff)
downloadfg21sim-2dfd5c5b410a8c6f4c4a5f79671374e4a14d60f0.tar.bz2
clusters/halo: Tune parameters based on various tests
-rw-r--r--fg21sim/configs/config.spec16
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