(a)与传统钾离子电池正极材料之间的能量密度对比。(b)KO2和RuO2@rGO金属催化导电框架之间的复合电极结构。(c)首圈充放电曲线。(d)长循环性能。 Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by ...