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. Author manuscript; available in PMC: 2018 Jun 21.
Published in final edited form as: Prog Polym Sci. 2016 Nov 10;81:209–237. doi: 10.1016/j.progpolymsci.2018.01.004

Figure 12.

Figure 12

Schematic drawing of an electrodialysis stack. An applied voltage causes ions to move between electrodes, and membranes that either block negative or positive ions cause the ions to be trapped in concentrate channels.