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. Author manuscript; available in PMC: 2017 Jun 27.
Published in final edited form as: Adv Funct Mater. 2016 Apr 14;26(22):3916–3932. doi: 10.1002/adfm.201504178

Figure 6.

Figure 6

Schematic representations of size based manipulation (focusing, trapping, concentration, droplet manipulation) in ferrofluids. (a) Microfluidic particle focusing in ferrofluids. Reproduced from ref.[69] (b) Focusing particles in a ferrofluid flow using a single permanent magnet. Reproduced from ref.[72] (c) Magnetic concentration of particles and cells using attracting magnets. Reproduced from ref.[73] (d) Diamagnetic particle concentration in ferrofluids with an asymmetric magnet configuration. Reproduced from ref.[74] (e) Simultaneous trapping and pre-concentrating of diamagnetic and magnetic particles in ferrofluids in a T-junction channel. Reproduced from ref.[75] (f) Manipulation of aqueous droplets in ferrofluids. Reproduced from ref.[76] Blue arrow in each figure indicates the flow direction.