The recent electronic appliances and hybrid vehicles need a high energy density
supercapacitor that can deliver a burst and a quick power supply. The high energy density …

Abstract Two-dimensional (2D) Ni-based materials have attracted considerable attention
due to their distinctive properties, including high electro-activity, large specific surface areas …

Achieving efficient and durable nonprecious hydrogen evolution reaction (HER) catalysts for
scaling up alkaline water/seawater electrolysis is desirable but remains a significant …

Electrochemical water splitting is a sustainable and feasible strategy for hydrogen
production but is hampered by the sluggish anodic oxygen evolution reaction (OER). Herein …

Restricted rate capability is the key bottleneck for the large‐scale energy storage of battery‐
type supercapacitor cathode due to its sluggish reaction kinetics. Herein, Ni (Co) Se2@ Co …

Ongoing technological advances in diverse fields including portable electronics,
transportation, and green energy are often hindered by the insufficient capability of energy …

Advanced electrochemical energy storage devices (EESDs) that can store electrical energy
efficiently while being miniature/flexible/wearable/load-bearing are much needed for various …

Asymmetric supercapacitors (ASCs) have attracted significant attentions worldwide owing to
their wider voltage window compared with symmetric supercapacitors (SCs). Through …

To meet the rapid advance of electronic devices and electric vehicles, great efforts have
been devoted to developing clean energy conversion and storage systems, such as …

As an important electrochemical energy storage system, supercapacitors (SCs) possess
advantages of high power density, long cycling life and great safety to meet the …