Simulation features supported in SPECFEM2D

The following lists all available features for a SPECFEM2D simulation, where CPU and CUDA denote the code versions for CPU-only simulations and CUDA hardware support, respectively.

Feature		CPU	CUDA

Physics	P-SV waves	X	X
	SH/membrane waves	X	X
	Acoustic	X	X
	Elastic	X	X
	Poroelastic	X	-
	Anisotropy	X	X
	Attenuation	X	X

Simulation Setup	Axisymmetric (2.5D) simulations	X	-
	Noise simulations	X	X
	initial field	X	X
	C-PML	X	-
	Periodic boundaries	X	-
	Simultaneous runs	X	X

Meshing	in-house mesher	X	-
	external (CUBIT/Trelis,Gmsh)	X	-
	SCOTCH/Metis/Analytical partitioning	X	-

Sensitivity kernels	Undoing of attenuation	X	X
	Anisotropic kernels	X	X
	Isotropic kernels	X	X
	Approximate Hessian	X	X

Time schemes	Newmark	X	X
	LDDRK	X	-
	RK4	X	-
	symplectic PEFRL	X	-

Visualization	JPEG images	X	X
	Postscript snapshots	X	X
	Wavefield dumps	X	X

Seismogram formats	Ascii	X	X
	Binary	X	X
	SU	X	X
	down-sampling	X	X

This documentation has been automatically generated by pandoc based on the User manual (LaTeX version) in folder doc/USER_MANUAL/ (Dec 20, 2023)