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. Author manuscript; available in PMC: 2013 Nov 7.
Published in final edited form as: Lab Chip. 2012 Nov 7;12(21):4499–4507. doi: 10.1039/c2lc40759k

Figure 4.

Figure 4

(a)–(c) Impedance spectrum between the two electrodes, with the disposable microfluidic chip on top, with sample solution as (a) DI water, (b) PBS, and (c) NaCl-concentrated-PBS. (d) Measured output voltage, indicating the passage of six beads captured at 800 kHz (buffer NaCl-concentrated-PBS).