Figure 2.

(a) Zn/Zn²⁺ redox‐mediated desalination at various current densities (0.125 mA cm⁻² for 100 min, 0.25 mA cm⁻² for 50 min, 0.5 mA cm⁻² for 50 min, 1 mA cm⁻² for 50 min, 1.5 mA cm⁻² for 50 min, 2 mA cm⁻² for 50 min, and 0.125 mA cm⁻² for 100 min) and corresponding performance of (b) salt removal rate, (c) charge efficiency, and (d) energy consumption at various current densities.