Background The electrochemical biosensor is one of the typical sensing devices based on
transducing the biochemical events to electrical signals. In this type of sensor, an electrode …

As one of the promising energy storage and conversion systems, supercapacitors (SCs) are
highly favored owing to their high power density and good service life. Among all the key …

Carbon quantum dots (CQDs) are a class of carbon nanomaterials that have recently gained
recognition as current entrants to traditional semiconductor quantum dots. CQDs have the …

The progressive size reduction of electronic components is experiencing bottlenecks in
shrinking charge storage devices like batteries and supercapacitors, limiting their …

Supercapacitors (SCs), environment-friendly high-power energy storage devices, have
drawn great attention due to the increasing and urgent development of renewable energies …

Supercapacitor has gained significant attention due to its fast charging/discharging speed,
high power density and long-term cycling stability in contrast to traditional batteries. In this …

Since the first exploration of graphene as an electrode material for electrochemical double-
layer capacitors (EDLCs) in 2008, great effort has been made to develop high-performance …

Flexible and stretchable supercapacitors (FS‐SCs) are promising energy storage devices for
wearable electronics due to their versatile flexibility/stretchability, long cycle life, high power …

Asymmetric supercapacitors (ASCs), employing two dissimilar electrode materials with a
large redox peak position difference as cathode and anode, have been designed to further …

Indole molecules with fused heteroaromatic structures can be adsorbed on the N-doped
graphene surface through the π–π interaction. Therefore, the indole-functionalized N-doped …