[cig-commits] r19425 - seismo/2D/SPECFEM2D/branches/new_branch_for_Xie_Zhinan/trunk/EXAMPLES/attenuation

[xie.zhinan at geodynamics.org]

Author: xie.zhinan
Date: 2012-01-24 00:54:58 -0800 (Tue, 24 Jan 2012)
New Revision: 19425

Added:
   seismo/2D/SPECFEM2D/branches/new_branch_for_Xie_Zhinan/trunk/EXAMPLES/attenuation/Par_LDDRK
Log:
add a parameter file when using LDDRK


Added: seismo/2D/SPECFEM2D/branches/new_branch_for_Xie_Zhinan/trunk/EXAMPLES/attenuation/Par_LDDRK
===================================================================
--- seismo/2D/SPECFEM2D/branches/new_branch_for_Xie_Zhinan/trunk/EXAMPLES/attenuation/Par_LDDRK	                        (rev 0)
+++ seismo/2D/SPECFEM2D/branches/new_branch_for_Xie_Zhinan/trunk/EXAMPLES/attenuation/Par_LDDRK	2012-01-24 08:54:58 UTC (rev 19425)
@@ -0,0 +1,26 @@
+# parameter file for low dispersion and dissipation Runge-Kutta Scheme
+# here we following the parameter definition used in J Berland's paper
+# J. Berland, C. Bogey, C Bailly. Low-dissipation and low-dispersion 
+# fourth-order Runge–Kutta algorithm,Computers & Fluids 2006,35:1459–1463
+# alpha_LDDRK(Stage)
+0.0d0
+-0.737101392796d0
+-1.634740794341d0
+-0.744739003780d0
+-1.469897351522d0
+-2.813971388035d0
+# beta_LDDRK(Stage)
+0.032918605146d0
+0.823256998200d0
+0.381530948900d0
+0.200092213184d0
+1.718581042715d0
+0.27d0
+# c_LDDRK(Stage)
+0.0d0
+0.032918605146d0
+0.249351723343d0
+0.466911705055d0
+0.582030414044d0
+0.847252983783d0
+