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-rw-r--r--fg21sim/configs/config.spec5
1 files changed, 5 insertions, 0 deletions
diff --git a/fg21sim/configs/config.spec b/fg21sim/configs/config.spec
index 0ab5843..9a466d1 100644
--- a/fg21sim/configs/config.spec
+++ b/fg21sim/configs/config.spec
@@ -384,6 +384,11 @@ stream = option("stderr", "stdout", "", default="stderr")
# to derive the radio halo radius.
f_radius = float(default=1, 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)
+
# The fraction of merger energy transferred into the turbulence.
eta_turb = float(default=0.1, min=0, max=1)