Supercapacitors, also known as electrochemical capacitors, have attracted more and more
attention in recent decades due to their advantages of higher power density and long cycle …

Electrochemical pH sensors are on high demand in numerous applications such as food
processing, health monitoring, agriculture and nuclear sectors, and water quality monitoring …

Recently, transition metal/metal oxides (TMMOs) decorated on porous carbons (PCs) have
been intensively focused on designing rational electrode materials for the promising future …

Supercapacitors are important energy storage devices capable of delivering energy at a
very fast rate. With the increasing interest in portable and wearable electronic equipment …

Nanoscale metal oxide materials have been attracting much attention because of their
unique size-and dimensionality-dependent physical and chemical properties as well as …

With willow catkins as highly accessible carbon sources, hierarchical porous carbon
microtubes (denoted as HPNCTs) have been successfully prepared by a facile …

Sheet-like graphitic carbon with a porous structure can provide low-resistant pathways and
short ion-diffusion channels for energy storage, and thus is expected to be an excellent …

The increasing demand for energy has triggered tremendous research efforts for the
development of lightweight and durable energy storage devices. Herein, we report a simple …

Nitrogen-doped graphene nanosheets (NGS) with the nitrogen level as high as 10.13
atom% were synthesized via a simple hydrothermal reaction of graphene oxide (GO) and …

The key to energy conversion and storage for supercapacitors is the development of easy-to-
prepare electrode materials with high capacity performance. We have synthesized a series …