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. 2023 Oct 18;9(42):eadi7755. doi: 10.1126/sciadv.adi7755

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Fig. 7. — Illustration of (A) bipolar membranes water electrolyzer (BPMsWE), (B) waterproof breathable membrane combined with self-dampening electrolyte water electrolyzer (WBM-SDEWE), (C) forward-osmosis water splitting (FOWS), (D) asymmetric electrolyzer, (E) electrochemical neutralization cell (ENC), (F) microfluid electrolyzer, and (G) capillary-fed electrolyzer (CFE). CEM, cation exchange membrane. PTFE, polytetrafluoroethylene.