Figure 1.

Low-$\lambda$ approximation. Dashed blue lines with dots: Four experimental runs. Thick black line: ${(1-\frac{{\sigma }_Q\sqrt{\Delta T_P}}{{\sigma }_R})}_{,}^{T/\Delta T_P}$ where $\Delta T_P=0.1,{\sigma }_Q^2=0.01,{\sigma }_R^2=1,h=1,f=1.$