986454.fig.003a
(a)
986454.fig.003b
(b)
986454.fig.003c
(c)
986454.fig.003d
(d)
Figure 3: Process for fabricating the nanoparticle/PDMS micro-cone. (a) The chip is composed of three bulk PMMA plates. (b) The nanoparticle/PDMS composite is applied through the automatic dispenser. (c) The micro-cone is formed under the applied external magnetic field. (d) Schematic of the fabricated microfluidic chip.