fig2
Figure 2. Mechanisms diagram of MEGs. (A) Engineering process of energy changes from gaseous water to liquid water thermodynamics; (B) The streaming potential generated by the movement of mobile counterions within the double electric layer as they are entrained by water flow; Schematic diagrams of ion diffusion and migration induced by (C) moisture gradient and (D) ion gradient in the electric generation layer. MEGs: Moisture-electric generators.
