Table 5.

Experimental and theoretical values for the parameter $\alpha$ in the fitting function $M_z(t)=M_0(1-\alpha e^{-{\lambda }_{1}t}-(1-\alpha )e^{-{\lambda }_{2}t})$ when setting $n_B,S^2$, E_a, ${\tau }_o$ and $\sigma$ set to 1.6, 0.93, 3.5 kcal mol⁻¹, 2.5 × 10⁻¹³ s and 0.9 respectively

Temperature (K)	Experimental	Theoretical
268	0.58 ± 0.014	0.58
233	0.66 ± 0.014	0.71
198	0.60 ± 0.029	0.77
178	0.42 ± 0.034	0.70
149	0.22 ± 0.058	0.23