Carbon materials for Na-S and K-S batteries

Global energy demand is rapidly increasing, and it undoubtedly reflects the importance of high-capacity storage systems based on Earth’s abundant resources. The practicality lithium-ion batteries for large-scale less likely to be viable due limited sources lithium their uneven geographical distribution. Because abundance sodium potassium as well rich sulfur electrochemistry involving multi-electron transfer, sodium-sulfur (Na-S) potassium-sulfur (K-S) are promising candidates applications. This review highlights fundamental battery chemistries challenges Na-S K-S batteries. It discusses design strategies cathode, anode, separator with a focus utilization carbon materials, highlighting crucial role in tackling challenges. Finally, future perspectives provided, plausible directions outlined further advancement