FIG. 6.

The fluorescent images of 4.8 μm particle at the outlet at the flow rate of 30 μl min⁻¹, 60 μl min⁻¹, 120 μl min⁻¹, 240 μl min⁻¹ in 500 ppm PEO and DI water fluids, respectively, and corresponding fluorescent intensity profiles for different flow rates along the width of the channel.