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. 2022 Jun 6;8:62. doi: 10.1038/s41378-022-00386-y

Fig. 8. VEM geometric design.

Fig. 8

a A rectangular cross-sectional multiline separation structure166. b Spiral VEM channel to suggest that the Dean drag force and viscoelastic forces together alter the trajectory in a spiral channel167. c Particles traveling in between the sample and sheath flow169. d Co-flow of viscoelastic and Newtonian media devices, which achieves an over 90% separation efficiency and purity of 1 µm Staphylococcus aureus and 2–3 µm platelets170