Research Article

New View to Obtain Dryer Food Foams with Different Polysaccharides and Soy Protein by High Ultrasound

Figure 4

Gas bubbles structure in mixed foam during their formation. Images were taken for (a) SSPI-E4M and SSPI-E50lv systems and (b) foams obtained from the respective HIUS treated solutions, at pH 3. HIUS conditions: power output:  W; frequency: 20 kHz; amplitude: 20%; time of treatment: 20 min.
259356.fig.004a
(a)
259356.fig.004b
(b)