fig5

Figure 5. (A) The schematic diagram shows the microwave synthesis process of S-rGO-CNT-Co. (B) HRTEM image of the S-rGO-CNT-Co. (C) Structure diagram of seawater flow batteries. (D) The first charge-discharge voltage diagram of seawater flow batteries with different electrocatalysts. (Reproduced with permission^[97]. Copyright 2017, Elsevier).