c0 1414[m/s] Speed of sound in water
cs_poro 130[m/s] Speed of slow shear waves in the poroelastic wave domains 
rhoF 1000[kg/m^3] Fluid density
Kf rhoF*c0^2 Bulk modulus of fluid
muF 1e-3[Pa*s] Fluid viscosity
epsilonP 0.47 Porosity
a 4e-3[cm] Pore size parameter
tau0 1.25 Tortuosity
kappaP 1e-6[cm^2] Permeability
Kb 4.36e7[Pa] Bulk modulus of frame
G 2.61e7[Pa] Shear modulus of frame
Ks 3.6e10[Pa] Bulk modulus of solid grains
rhos 2650[kg/m^3] Solid density
rhod rhos*(1-epsilonP) Drained density
alphaB0 1-Kb/Ks Biot-Willis coefficient
logdec 0.15 Logarithmic decrement factor
Kbc Kb*(1+i*logdec/pi) Complex bulk modulus of frame
Gc G*(1+i*logdec/pi) Complex shear modulus of frame