Fig. 2: Electrochemical performances of SSNAB.
From: Cascade reactors for long-life solid-state sodium–air batteries
a Galvanostatic curves of SSNAB based on commercial RuO2 and Na[Li1/3Ru2/3]O2 sample at a current density of 100 mA g−1. b Contrast CV curves with the aforementioned two catalysts between 1.5 and 4.5 V, scan rate: 0.1 mV s−1. c The cycling performance with a 500 mAh g−1 capacity limitation. d The comparison with other notable published studies on the cycling performance of sodium-oxygen battery systems, the source of the literature data shown in this figure can be found in Supplementary Table 3. e, f In situ DEMS analysis of the gas consumption (e) and evolution (f) during SSNAB operation with RuO2 and Na[Li1/3Ru2/3]O2 electrodes. g, h SEM image of discharged electrode morphologies obtained after a full discharge during the galvanostatic test conducted at a current density of 100 mA g−1, as shown in Fig. 2a. i, j Synchrotron x-ray tomography reconstruction of discharged electrode utilizing volume rendering.
