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Figure 3.
Rehydration rate d* as a function of time and stirring speed N (rpm). ♦: N = 400 rpm; ○: N = 500 rpm; ●: N = 600 rpm; ◊: N = 800 rpm; ▲: N = 1000 rpm. Black line stands for polynomial model. Fixed φ and θ values are equal to 4.8% (w/w) and 30 °C, respectively.