With the rapid development of wearable electronics, flexible energy storage devices that can
power them are quickly emerging. Among multitudinous energy storage technologies …

Rechargeable metal-sulfur batteries are considered promising candidates for energy
storage due to their high energy density along with high natural abundance and low cost of …

Layered transition-metal (TM) oxides have drawn ever-growing interest as positive electrode
materials in potassium-ion batteries (PIBs). Nevertheless, the practical implementation of …

Developing K‐ion conducting solid‐state electrolytes (SSEs) plays a critical role in the safe
implementation of potassium batteries. In this work, a chalcogenide‐based potassium ion …

Potassium–sulfur (K–S) batteries are severely limited by the sluggish kinetics of the solid-
phase conversion of K2S3/K2S2 to K2S, the rate-determining and performance-governing …

Although metallic potassium or graphite anode with low redox potentials are desirable for
potassium-ion batteries (PIBs), the severe capacity decay caused by consecutive reduction …

Carbon materials have drawn much attention as a rigid electrode for the reversible
intercalation of K+ along with a high surface adsorption capacity for potassium-ion batteries …

The potassium–sulfur battery (K–S battery) as an innovative battery technology is a
promising candidate for large‐scale applications, due to its high energy density and the low …

The development of flexible potassium ion-based energy storage devices (PESDs) carries
tremendous potential, primarily due to the high energy density they offer and the abundant …

Metal–sulfur batteries constitute an extraordinary research playground that ranges from
fundamental science to applied technologies. However, besides the widely explored Li-S …