Fig. 9. (a) Graphic depicting the wetting of Na-BASE at the IT range. The diagram is adapted/reproduced from ref. 67 and 141 with permission from Elsevier. (b) Schematic showing the different types of contact angles (c) Nyquist plots of Na symmetric cells showing the effect of alloying in the bulk (R1) and interfacial resistances (R2 and R3, the latter due to alloying). The diagram is adapted/reproduced from ref. 143 with permission from Springer Nature.
