Ultrasonic Pretreatment-Assisted Electrohydrodynamic Drying of Potato Slices

Figure 9

Microstructures of potato slices pretreated with different ultrasonic power values: (a) 0 (control), (b) 150, (c) 180, (d) 210, (e) 240, and (f) 270 W.

(a)

(b)

(c)

(d)

(e)

(f)