From: Effect of the loading duration on the linear viscoelastic parameters of tropical wood: case of Tectona grandis L.f (Teak) and Diospyros mespiliformis (Ebony) of Benin Republic
Model
Coefficient
Tectona grandis L.f
Diospyros mespiliformis
Power function E(t) = atb
a
9.097E+04
8.302E+04
b
−0.19
−0.194
Exponential function E(t) = aebt
7.7542E+04
6.5669E+04
−0.026
−0.02