Energy Material Advances / 2021 / Article / Fig 2

Research Article

Hunting Sodium Dendrites in NASICON-Based Solid-State Electrolytes

Figure 2

(a) Galvanostatic cycling of the Na|NASICON|Na symmetric cell at different current densities at 75°C. (b, c) Web-structured dendrite and (d) corresponding EDX mapping. Operando optical observations of Na dendrite propagation in NASICON under (e) 10 μA, (f) 70 μA, and (g) 130 μA for a 2-minute charging process and 2-minute discharging process within the identical cell at prolonged cycling times.