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Characterization of the Transient State
Initial state in a stress test (Figure 1.24)
O
7]{t) is the asymptote.
Plots of starting state in creep test (Figure 1.25)
0
J(t) is the asymptote.
Relaxation modulus (Figure 1.26):
(1.64)
(1.65)
(1.66)
The time-dependent behavior remains unchanged in the nonlinear case. The entire
function plot will be displaced by the factor H(YQ).
Ig n (t)
Figure 1.24 Initial state in a stress test of nonlinear shear flow [21]
IgJ(M
Figure 1.25 Initial state in creep test of nonlinear shear flow [21 ]
Ig/
Ig/
T0