Fig. 3: Electrochemical performance of S/Ga-Cd DAs-HMCS cathode and three control groups (S/Ga SA-HMCS, S/Cd SA-HMCS, and S/HMCS) for K-S batteries. | Nature Communications

Fig. 3: Electrochemical performance of S/Ga-Cd DAs-HMCS cathode and three control groups (S/Ga SA-HMCS, S/Cd SA-HMCS, and S/HMCS) for K-S batteries.

From: Orbital electron coupling of Ga-Cd dual-atom sites catalyzes sulfur redox in potassium-sulfur battery

Fig. 3

a CVs of S/Ga-Cd DAs-HMCS cathode at a scan rate of 0.1 mV s−1. b Galvanostatic charge-discharge curves at 0.2 A g−1. c Cycle performance and d rate capabilities. e Comparison of S/Ga-Cd DAs-HMCS cathode at 5 A g−1 with previously reported cathodes for K-S batteries. f Cycling performance of S/Ga-Cd DAs-HMCS cathode with an S mass loading of 1.6 mg cm−2. g Cycling stability at 1 A g−1. h K-S pouch cell based on S/Ga-Cd DAs-HMCS cathode lighting LED. Source data for a–g were provided as a Source Data file.

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