Figure 2

Raman image of the ultrasonic preparation of nanoemulsions. (U-1, U-2, U-3, U-4, U-5 and U-6 represent six observation positions from top to bottom, respectively).

Raman image of the ultrasonic preparation of nanoemulsions. (U-1, U-2, U-3, U-4, U-5 and U-6 represent six observation positions from top to bottom, respectively).