Secondary batteries are a core technology for clean energy storage and conversion
systems, to reduce environmental pollution and alleviate the energy crisis. Oxide cathodes …

Oxygen-redox-active (ORA) layered oxide cathodes for sodium-ion batteries have received
considerable attention due to their ultrahigh capacity. However, the voltage decay during …

Engineering carbonaceous cathode materials with adequately accessible active sites is
crucial for unleashing their charge storage potential. Herein, activated meso‐microporous …

Compared to traditional modulation by metal cations doping, oxyanions offer a higher
possibility of mediating the performance of electrocatalysts toward oxygen evolution reaction …

P2-type layered transition-metal (TM) oxides, Na x TMO2, are highly promising as cathode
materials for sodium-ion batteries (SIBs) due to their excellent rate capability and …

The shortage of resources such as lithium and cobalt has promoted the development of
novel battery systems with low cost, abundance, high performance, and efficient …

Electrolysis of seawater represents great potentials for sustainable hydrogen production.
However, both competitive Cl− adsorption and catalysts corrosion caused by chlorine …

Herein, a high-entropy layered oxide (HEO) is proposed as an outstanding cathode material
for long-life sodium-ion batteries. Based on the self-segregation of elements from surface to …

The introduction of a superlattice structure into layered oxide cathode materials is a novel
strategy to improve the structural stability of sodium-ion batteries (SIBs). However, the …

The Na0. 44MnO2 cathode has attracted enormous interest owing to its low cost, low toxicity,
and stable structure, but its practical application is still hindered by the limited sodium …