Figure 1
From: Ionic Circuits Powered by Reverse Electrodialysis for an Ultimate Iontronic System

Illustrative schematic of ionic circuit powered by RED. Voltage generated from RED is applied to microfluidic polyelectrolyte diode directly via tubes filled with electrolyte. (CEM: Cation exchange membrane, AEM: Anion exchange membrane, H(L) NaCl solution: High(low) concentration NaCl solution).