Figure 5From: Evaluation of stability and size distribution of sunflower oil-coated micro bubbles for localized drug delivery Gaussian distribution curve of the diameter of micro bubbles as a function of number of events using the 3D printing-based device with a liquid flow rate of Q L = 12 μ l/s and air flow rate of Q a = 316 μ l/s and relative viscosity η r = 2.24 mPa.s .Back to article page